Been using 2% thor.for 30 years and still cancer free! But remember first triodes used only pure tungsten. See section 11 for more information. He is convinced that they caused his cancer. Additional measures should be taken to protect from such possible alpha, beta and . These electrodes are used mainly for specialty AC welding (such as thin-gauge aluminum and material . The EWTh-2 tungsten electrode is color-coded with a red band. The ultraviolet light flash from the tig weld arc will give you cancer faster. Climber's Blood stopper First Aid with Wound Seal Kit, Fabric Pouch 7165. I've never used it. Seek medical attention. INHALATION: Remove to fresh air, keep warm and quiet, give oxygen if breathing is difficult. A Biography of Cancer. Follow Us. This product contains or produces a chemical known to the State of California to cause cancer. The most common type of electrode used on carbon and stainless steel. Thorium is a highly radiotoxic material and the main hazard is associated with inhalation of dust particles generated during tip grinding. 841 tubes parameter spreading is more significant (due to the greater mu -more grid wires!-), than 10Y/801's. The latter are more stable, but pairing (PSE: same operating point, same anode voltage, same mu) is painful (and very costly). Product: Dispose of in accordance with Federal, State and Local regulations. Material certification is available on request. It is known for its durability, ability to withstand high currents, and excellent arc starts. 2% Thoriated Tungsten. ISO 9001:2015 certified manufacturer of tungsten, thoriated tungsten & molybdenum tungsten in forms including wires, rods & ribbons. The opposite electrode or counter control limits established in 17.1, perform a standardization electrode is a thoriated tungsten or silver rod. What is 2% tungsten? Email: This email address is being protected from spambots. Product Name: Tungsten-Thoriated - wire, rod, Other: Tungsten-Th, Thoriated Tungsten, Tungsten Thoria. They are the most commonly used electrodes today and are preferred for their longevity and ease of use. Engineering Controls: Ensure adequate ventilation to maintain exposures below occupational limits. Thoriated tungsten rods are not dangerous and can be disposed of like any other waste metal. This material is commonly What color represents a 2% . Prompt response within 24 hours after receving your inquiry. See how . TIG Tungsten Electrodes - 2% Thoriated, Lanthanated, Ceriated . Thorium-Dioxide-Doped Tungsten Electrodes Containing 1.8% - 2.2% THO2. Exposure Limits: OSHA/PEL: ACGIH/TLV: Tungsten 5 mg/m3 5 mg/m3, Thorium Dioxide No exposure limit established No exposure limit established. The same goes for red-colored 2% thoriated tungsten. The higher thoria content in the EWTh-2 electrode causes the operating characteristic improvements to be more pronounced than in the lower thoria content EWTh-1.To use Thoriated electrodes for alternating current welding, Longer life than 1% Thoria while providing easy arc starting, stable arc, higher current capacity and increased resistance to weld pool contamination, Manufactured under a quality system certified to ISO 9001 requirements, RADNOR Tungsten rod products are used as electrodes in the Gas Tungsten Arc-Welding (GTAW) also known as Tungsten Inert Gas Welding (TIG). The most common type of electrode used on carbon and stainless steel. Thoriated tungsten has been in the news a lot over the past few months, in some cases, for all the wrong reasons. Conditions for Safe Storage: Store in a sealed container. Apart from the tungsten amount, there is also the amount of lanthanum or thorium such that the lanthanum amount in its electrode is lower. Traductions en contexte de "pour aider combattre" en franais-italien avec Reverso Context : Personnes qui cherchent promouvoir leur capacit anti-oxydante pour aider combattre le dommage oxydatif. Do not induce vomiting. Since they have better welding performance than pure tungsten electrodes, thus, they are widely used in direct current welding, especially under overload current, they can sill have a good performance. 2% Thoriated Tungsten is in Stock & Available for Immediate Shipment. #2. ericsuntungsten@gmail.com +8615589380402. I have identified spools of thoriated tungsten wire in the past using a Geiger counter with good results when using a pancake type probe. One is the tungsten electrode that creates the arc and is mostly non-consumable. Thoriated Tungsten Electrodes are generally immediately available in most volumes, including bulk quantities. What type of tungsten is slightly radioactive? These are a 7" 2% Thoriated Tungsten Electrodes with 1/8" Diameter, sold each. Sold in 10 piece packs. 4% Thoriated Stinger Disposable Tungsten Electrodes quantity. Most Important Symptoms/Effects, Acute and Delayed: May cause irritation. They are the most commonly used electrodes today and are preferred for their longevity and ease of use. Methods and Materials for Containment and Cleaning Up: Sweep or scoop up. Color: Silver gray metallic, pH: N/A, Melting Point: >3400 oC, Boiling Point: 5660 oC, Flash Point: N/A, Evaporation Rate: N/A, Flammability: No data, Upper Flammable Limit: No data, Lower Flammable Limit: No data, Vapor Pressure: No data, Vapor Density: N/A, Relative Density (Specific Gravity): ~19 g/cc, Solubility in H2O: Insoluble, Partition Coefficient (n-octanol/water): Not determined, Autoignition Temperature: No data, Viscosity: N/A. 02-05-2010, 02:08 PM. By continuing to use our website, you agree to our use of such cookies. The Thorium used in 2% thoriated tungsten is a radioactive element and therefore can be dangerous to the health of those exposed to it and to the environment. Tungsten 7440-33-7 98-99 231-143-9. Thoriated tungsten electrodes contain thorium, a radioactive material that can pose health and environmental risks at elevated exposure levels. 'Cancer Risk and Thoriated Welding Electrodes' For more information please email: contactus@twi.co.uk. a) (2 points) Based on your lecture material and other resources, what is/are the potential radiation hazard(s) associated with thoriated Chemical Safety Assessment: A chemical safety assessment has not been carried out. Lincoln Idealarc 250. Roberto is correct about the spools being labeled with the thorium content if there is any in the wire. The HSWE has recommended to factory inspectors that , where thoriated tungsten electrodes are not necessary, users should be encouraged to look for alternatives. We have offered it for over 15 years and will gladly put it up against E3 Tungsten or any other tungsten on the market that claims to be the best alternative to Thoriated tungsten. The rate of evaporation of electrons, v e, from a thoriated tungsten filament depends on the temperature T and on , the fraction of the surface covered by thorium atoms. They are the most commonly used electrodes today and are preferred for their longevity and ease of use. To receive the most up-to-date product availability, pricing and delivery options, enter your zip code or log in to your account, Hover cursor over image to view larger picture, RADNOR 1/8" X 7" 2% Thoriated Tungsten Electrode Ground (10 Per Package), Provide your delivery zip code or log into your account . Institute appropriate radiological controls to reduce potential exposure during use and clean the area after use. A-. It's not radioactive like thoriated, and it's not much more expensive (on ebay) than ceriated. GF66951861. For more information go to www.P65Warnings.ca.gov. George Schmermund. Ingredient: CAS#: %: EC#: Tungsten 7440-33-7 98-99 231-143-9, Thorium Dioxide 1314-20-1 1-2 215-225-1. We have Thoriated electrodes in stock ready to ship. Just don't use a geiger counter on me! P281 Use personal protective equipment as required. Agree EYES: Flush eyes with lukewarm water, including under upper and lower eyelids, for at least 15 minutes. Possibility of Hazardous Reactions: No data. var path = 'hr' + 'ef' + '='; American Elements also casts any of the rare earth metals and most other advanced materials into . . Indication of Immediate Medical Attention and Special Treatment: No other relevant information available. Stinger tungsten electrodes from Diamond Ground products are high-quality disposable tungsten electrodes for mechanical or manual welding applications. Today, those fears have lessened and asone great welding blogpointed out, unless youre snorting it, you probably wouldnt get enough into your body to cause problems.. Engineering: Thoriated tungsten TIG electrodes were in use 45 years ago.What were their specific use and problems?Helpful? E3 Tungsten & E3 Tungsten Electrodes are a registered Trademark of Astaras, Inc. Diamond Ground Products. Cedar Grove, NJ Custom Manufacturer* $10 - 24.9 Mil 1967 50-99. Specific Hazards Arising from the Material: May emit toxic metal oxide fumes under fire conditions. 1 PRODUCT AND SUPPLIER IDENTIFICATION . My Account. Wash thoroughly before eating or smoking. Alpha particles cannot penetrate skin or even paper and as such, its primary hazard lies in inhalation or ingestion. Agree Tweet. Other: Tungsten-Th, Thoriated Tungsten, Tungsten Thoria . Telephone: 423-586-8738 Plain & simple. The latest innovation in tungsten electrodes, E3 offers excellent ignition characteristics and more consistent welding properties than 2% thoriated. Posts: 2104. Seek medical attention. EWTh-2: 2% thoriated tungsten. The radiological concern is the inhalation of airborne thorium. WARNING: This product can expose you to chemicals including Thorium dioxide, which is known to the State of California to cause cancer and birth defects or other reproductive harm. 2% Thoriated 150mm length Red-coloured tip for easy identification The thorium in the welding rods used by Burleson is present in the form of thorium dioxide. Furnished on a 2 spool. The properties of tungsten change when it is alloyed with thorium. 2% Thoriated Tungsten is Not Going Anywhere & is Available from Diamond Ground Products. Youve probably seen our ads in Welding Journal and The Fabricator making it clear that Thoriated tungsten is not going anywhere. Thoriated tungsten, wire, 0.75 mm diameter, W 99%/Th 1%, length 2 m, temper annealed. By continuing to use our website, you agree to our use of such cookies. However, as with grinding thoriated tungsten electrodes, wearing mouth, nose and eye protection during welding would further reduce any risk of contamination. 2% Throriated Tungsten offers good arc starting and is ideal for high current requirements. Provide adequate ventilation if dusts or fumes are created. Incompatible Materials: Avoid contact of dust with strong oxidizers, acids and fluorine gas. 7" length. Thorium dioxide is a . Add to cart. Login. to Thoriated tungsten, call us for a FREE sample of Tri-Mix tungsten. . Call DGP today so we can discuss your tungsten electrode needs and offer you the best solution for whatever welding goals you may have. The Thorium used in 2% thoriated tungsten is a radioactive element and therefore can be dangerous to the health of those exposed to it and to the environment.. Are welding rods radioactive? The higher thoria content in the EWTh-2 electrode causes the operating characteristic improvements to be more pronounced than in the lower thoria content EWTh-1.To use Thoriated electrodes for alternating current welding var addyf63008c065b98e20dd56735996256532 = 'sales' + '@'; INGESTION: Rinse mouth with water. Videos. The only negative is that they usually cost a little more than the Thoriated. Learn more. DOT/ADR/IATA/IMDG Regulations: Not regulated, UN Number: N/A. The thoriated electrode is sometimes called 2 percent because it contains thorium to that specific amount, while the lanthanated electrode is 1 . FWIW, 2% lanthanated seems to work great for everything. Thorium-Dioxide-Doped Tungsten Electrodes Containing 1.8% - 2.2% THO2. Thoriated (Color Code: Red) - Thoriated tungsten electrodes (AWS classification EWTh-2) contain a minimum of 97.30 percent tungsten and 1.70 to 2.20 percent thorium and are called 2 percent thoriated. P271 Use only outdoors or in a well-ventilated area. Talbott, TN 37877 . The most common type of electrode used on carbon and stainless steel. Material certification is available on request. permanently or longer than necessary in close proximity to the stored thoriated tungsten electrodes as the electrodes may emit alpha, beta and gamma radiation. Free samples are always available and we welcome the opportunity to prove that Tri-Mix is your best choice to replace 2% Thoriated. H351 Suspected of causing cancer . The relation of v e to and T has been given by Brattain and Becker. See section 10 for more information on incompatible materials. Product as shipped does not present an inhalation hazard; however subsequent operations may create dusts or fumes which could be inhaled. From v e the change in contact potential V of the filament surface produced by the adsorbed thorium can be calculated by the Boltz-mann equation. The tungsten electrodes doped with thorium oxide are an emitter of alpha particles. Experienced people do the right thing for your order. Hazardous Decomposition Products: Metal oxide fume. var addy_textf63008c065b98e20dd56735996256532 = 'sales' + '@' + 'espimetals' + '.' + 'com';document.getElementById('cloakf63008c065b98e20dd56735996256532').innerHTML += ''+addy_textf63008c065b98e20dd56735996256532+'<\/a>'; Emergency: Infotrac 800-535-5053 (US) or 352-323-3500 (24 hour). Our Service 1. It likewise suggests that this be enhanced with different measures that were considered significant. Other Adverse Effects: No further relevant information available. The price for one box of 10 .040 Diamond Ground 2% Thoriated Tungsten Electrode TH2-040 is $6.25.. Pricing for additional sizes can be found directly below the $6.25 price in the diameter box.Click on the arrow and it will display the sizes available along with their adder costs. Login 0. . Features. Materials Welded- Carbon Steel, Stainless Steel, Nickel Alloy, Titanium, and Copper. Precautionary statement(s) Prevention P201 Obtain special instructions before use. 1994 In addition, it is easier to start the arc and the latter is more stable. First Aid Only. Normal security insurances for pounding 2% thoriated tungsten electrodes might include: Ventilation: The American Welding Society (AWS) suggests neighborhood exhaust ventilation close to the wellspring of pounding to catch dust. to get up-to-date product availability, pricing and delivery options. I know thorium fumes can be carcinogenic, but does ceriated tungsten do anything different? The higher thoria content in the EWTh-2 electrode causes the operating characteristic improvements to be more pronounced than in the lower thoria content EWTh-1.To use Thoriated electrodes for alternating current welding. Thoriated tungsten electrodes contain thorium, a radioactive material that can pose health and environmental risks at elevated exposure levels. Certain electrode types perform better with alternating current (AC) as opposed to direct current (DC). GHS Classification (29 CFR 1910.1200): Carcinogenicity, category 1. Package of 10 Color: Red Use good housekeeping and sanitation practices. You can use orange-colored 2% ceriated tungsten for welding aluminum in AC. Thoriated tungsten electrodes are the most popular electrodes used in the world. However, you stand a greater change of getting cancer from second hand cigarette smoke then you do from grinding or dressing a 2% thoriated tungsten. Add to Cart. Vinzents, P; Poulsen, OM; Ligaard, R; Simonsen, H; Hansen, EB; Hviid, J; Svane, O Year. TWI Ltd (Head Office) Granta Park, Great Abington, Cambridge, CB21 6AL, UK +44(0 . Thorium is a low-level radioactive material that primarily emits alpha particles as well as some beta and gamma radiation. We remember being the first to report on the fact that Thorium is a radioactive element when some fears went through the welding industry. It is the most widely used tungsten due to it's long life, improved arc starting, stability, and less tungsten contamination in the weld. Thoriated Tungsten Rod 2.4 Mm Manufacturers, Factory, Suppliers From China, Now now we have recognized steady and long organization relationships with customers from North America, Western Europe, Africa, South America, extra than 60 countries and regions. Manufactured under a quality system certified to ISO 9001 requirements, RADNOR Tungsten rod products are used as electrodes in the Gas Tungsten Arc-Welding (GTAW) also known as Tungsten Inert Gas Welding (TIG). Product Name: Tungsten-Thoriated - wire, rod . Weve been The Tungsten Electrode Experts since 1992 and we didnt get there by telling stories for the benefit of our marketing or bank accounts. Avoid dust formation. The lanthanated or Ceriated tungstens can be used anywhere that the Thoriated was used plus AC welding especially with inverter power sources. Compare this product Technical Specs Item Tungsten Electrode AWS Classification EWTh-2 Chemical Composition Thoriated Color Red For Material Type Copper, Nickel, Stainless Steel, Titanium Overall Diameter 0.09375 in Overall Length 7 in Package Quantity 10 Welding Current Designation AC/DC They also provide resistance to contamination. Thoriated Tungsten Electrodes WT20 2% Thoriated Tungsten Electrodes (AWS classification EWTh-2) contain a minimum of 97.30 per cent tungsten and 1.70 to 2.20 per cent thorium and are called 2 per cent thoriated. Thorium-Dioxide-Doped Tungsten Electrodes Containing 1.8% - 2.2% THO2. They are large, slow moving radioactive particles that pose little risk if some very basic work practices are observed: 1) Use a grinder that captures the grinding dust from the tungsten sharpener (I know everyone has a wheel dedicated to just sharpening tungsten!) of 10. Place in a closed container for further handling and disposal. We use cookies to improve your browsing experience and help us improve our websites. . Oct 02, 2016 #3. We Also Offer The Best Choice to Replace 2% Thoriated. Thoriated tungsten electrodes. These products are also used for Plasma Cutting. Thoriated tungsten electrodes are electrodes made of tungsten and thoria by different proportion and the most widely used ones are 2% thoriated tungsten electrodes. The electrodes were all ground to a pointed tip prior to welding. The above information is believed to be correct, but does not purport to be all inclusive and shall be used only as a guide. View full details Original price $22.99 Current price $12.99 | / Save $10.00. Thorium-Dioxide-Doped Tungsten Electrodes Containing 1.8% - 2.2% THO2. Personal Precautions, Protective Equipment, and Emergency Procedures: Wear appropriate respiratory and protective equipment specified in section 8. Packaging: Dispose of in accordance with Federal, State and Local regulations. Chemical Stability: Stable under recommended storage conditions. Carcinogenicity: Thorium Dioxide: NTP: K - Known to be carcinogenic IARC: 2B - possibly carcinogenic to humans. Thoriated tungsten electrodes contain a minimum of 97.30 percent tungsten and 1.70 to 2.20 percent thorium and are called 2 percent thoriated. Thorium Dioxide 1314-20-1 1-2 215-225-1 4 FIRST AID MEASURES. All titanium welds were made with a 3/32-in thoriated tungsten electrode and all aluminum welds were made with a 1/8-in pure tung-sten electrode. Tungsten Thoriated SAFETY DATA SHEET Tungsten Thoriated . Supplier: Eagle Alloys Corporation . Considerable experience in refining and use of thorium has not revealed any adverse effects from industrial exposure. Longer life than 1% Thoria while providing easy arc starting, stable arc, higher current capacity and increased resistance to weld pool contamination. document.getElementById('cloakf63008c065b98e20dd56735996256532').innerHTML = ''; Subsequent operations such as grinding, melting or welding may produce potentially hazardous dust or fumes which can be inhaled or come in contact with the skin or eyes. You need JavaScript enabled to view it. 7" Ground [RED] Customers Also Viewed. Overall, a great choice. Seek medical attention if symptoms persist. What is the Correct Tungsten Electrode for Welding. The higher thoria content in the EWTh-2 electrode causes the operating characteristic improvements to be more pronounced than in the lower thoria content EWTh-1.To use Thoriated electrodes for alternating current welding H350 May cause cancer. Once the rods are too short to use, you can toss them in the trash or take them to a metal recycling center. You need JavaScript enabled to view it. In fact, the only real danger in using 2 percent thoriated comes fromas we figuredinhalation of dust during grinding: "During the grinding process, particles of tungsten may be produced with thoria on the surface. Anybody telling you anything different is not telling the truth. Share. Thoriated tungsten is a good general use tungsten for DC applications, because it operates well even when overload with extra amperage, thus improves the performance of welding. WARNING: This product can expose you to chemicals including Thorium dioxide, which is known to the State of California to cause cancer and birth defects or other reproductive harm. Do not use tobacco or food in work area. General Measures: This product in the form it is sold is not considered to constitute a physical hazard or a health hazard. Tri-Mix is a blend of 3 rare earth tungstens and has been proven to outperform Thoriated tungsten in most welding applications. HMIS Ratings: Health: * (Chronic) Flammability: 0 Reactivity: 0, NFPA Ratings: Health: 2 Flammability: 0 Reactivity: 0. Furnished on a 2" spool. download product sheets download SDS to .25-in.) Tungsten 1/8" 2% Thoriated. Miller Bobcat 250. Thorium-Dioxide-Doped Tungsten Electrodes Containing 1.8% - 2.2% THO2. All I use is 2% thorium. Thoriated oxide content of 2% (WT20) thoriated tungsten electrode has a better operating performance than other thoriated tungsten electrode. A pair of electrode assemblies each comprising thoriated tungsten with an alloy composition of tungsten (W) and from about 2% to about 3% of thorium dioxide ThO2 are located at opposite ends of the discharge chamber of the discharge device. (California . Today, those fears have lessened and as, pointed out, unless youre snorting it, you probably wouldnt get enough into your body to cause problems.. This allows it to carry more heat and reduces the potential for tungsten inclusions. 3 COMPOSITION/INFORMATION ON INGREDIENTS. engnerdan. 178 West Park Court . Additional measures should They are CNC ground to a "one size fits all" specification so they are in-stock and ready-to-ship yet still provide . Precautions for Safe Handling: Avoid breathing dust or fumes. Whenever possible the use of local exhaust ventilation or other engineering controls is the preferred method of controlling exposure to airborne dust and fume to meet established occupational exposure limits. Package of 10 - Diamond Ground 2% 7 inch thoriated tungsten electrode, size 3/16", is ideal for DC TIG welding of steel and stainless steel. Never induce vomiting or give anything by mouth to an unconscious person. Repeat standardization as neces-6-mm (0.125-in. Symptoms of Exposure: Fumes/dusts may cause irritation. While 2% thoriated tungsten has been the most commonly used tungsten material for many years, this electrode type is increasingly being scrutinized because of concerns for the environment and for the safety of users of this material. This email address is being protected from spambots. The higher thoria content in the EWTh-2 electrode causes the operating characteristic improvements to be more pronounced than in the lower thoria content EWTh-1. The most common type of electrode used on carbon and stainless steel. The most common type of electrode used on carbon and stainless steel. Thorium is added to the tungsten because it increases the current carrying capacity of the electrode and it reduces contamination of the weld. It is composed of 97.3% Tungsten, 1.7%-2.2% Thorium, and .5% other. 805-498-3837. Regulation (EC) No 1272/2008 (CLP): Carcinogenicity, category 1. General Measures: This product in the form it is sold is not considered to constitute a physical hazard or a health hazard. 2% Thoriated TIG Welding Tungsten Electrodes 1/16" (Red,WT20) If you are welding commonly used industrial metals then thoriated tungsten is a stron. check out the. 805.498.3837. 8 EXPOSURE CONTROLS AND PERSONAL PROTECTION. Quick shop Add to cart Save $10.00. Siddhartha Mukherjee. Learn more. These thoriated tungsten are incredibly tough and come in various fabricated, galvanized, and perforated models. tungsten electrodes were radioactive and exposure to them may cause cancer. We remember being the first to report on the fact that Thorium is a radioactive element when some fears went through the welding industry. All appropriate requirements set forth in OSHA 29CFR 1910.134 should be met. Respiratory Protection: For processes that produce dust or fume, use a NIOSH approved dust, mist respirator. thoriated tungsten welding electrodes, nor does Dr. Carson have any specialties or medical certifications in any radiation related disciplines or medical . to get up-to-date product availability, pricing and delivery options. As the CDC presentation says, alpha particles can be blocked by a sheet of paper, so when a thoriated tungsten heater is glowing white inside a tube, it is emitting alpha particles that are blocked by the glass tube. Many people are unaware of minor irregular heartbeats, and even completely healthy people have extra or skipped heartbeats once in a while. These products are also used for Plasma Cutting. It is also good for low-amperage AC applications using a modified point. This page was generated at 11:43 AM. Each of thoriated tungsten tubes I own made at forties (1940-50), thus varies in parameters. Thoriated tungsten (red tipped) is the most widely used tungsten welding electrode in the U.S.. Nobody should remain permanently or longer than necessary in close proximity to the stored thoriated tungsten electrodes as the electrodes may emit beta and gamma radiation. Thorium increases the electron emission qualities of the electrode, which improves arc starts and allows for a higher current carrying capacity. What Is Thoriated Tungsten Used For? Please support me on Patreon: htt. Does it matter what type of machine you have when using lanthinated? Material: Tungsten 99%, Thorium 1% Diameter: 0.15mm .01 (.006" .0005) Length: 10' (3m) min. We have for as long as we can remember and plan to offer it moving forward. Thoriated Tungsten Electrodes give a stable arc and easy arc starting. Skin Protection: Wear impermeable gloves, protective work clothing as necessary. Do not blow dust off clothing or skin with compressed air. Evidence for its ability to cause cancer has come solely from its internal medical use. An electrode assembly for a gas or metal vapor discharge device is disclosed. Unsuitable Extinguishing Media: No information available. var prefix = 'ma' + 'il' + 'to'; 102 5. ElectronTubeStore.com Thoriated Tungsten Wire 0.10mm (.004) x 10' (3m) [W-W99TH6-004-10] - One 10' length of research-grade, thoriated tungsten wire. Showing 1 product lines Filter All Wire Thoriated Tungsten Wire Perform a hazard analysis before using the thoriated tungsten welding rods to evaluate needed controls. Note: TIG welding requires you to use a metal rod in each hand. It also makes a weld arc easier to start and makes . The red tipped thoriated tungsten contain thorium, a naturally occurring radioactive element incorporated into tungsten welding rods by a sintering process to improve their working properties. Use a 3-mm to and then repeat verification. To the best of our knowledge the chemical, physical and toxicological characteristics of the substance are not fully known. Thoriated tungsten is readily available from many companies including DGP. For instance, a thoriated tungsten electrode has a greater current carrying capacity than pure tungsten. He knows that he had used thoriated tungsten rods (electrodes) for tungsten inert gas (TIG) welding. For thoriated tungsten electrodes, store in tightly closed containers in a cool and well-ventilated area. H370 Causes damage to organs (kidneys, respiratory system) . In comparison, the thorium amount with its electrode is higher. Hazard Statements: H350 May cause cancer. addyf63008c065b98e20dd56735996256532 = addyf63008c065b98e20dd56735996256532 + 'espimetals' + '.' + 'com'; Each tungsten electrode has a mechanically ground finish for consistent purity and performance. analytical gap. Thoriated Tungsten Wire 0.15mm (.006") x 10' (3m) larger image Item # 1141 W-W99TH1-006-10 0.1kgs 3 units in stock $84.69 One 10' length of research-grade, thoriated tungsten wire. To receive the most up-to-date product availability, pricing and delivery options, enter your zip code or log in to your account, Hover cursor over image to view larger picture, RADNOR 3/32" X 7" 2% Thoriated Tungsten Electrode Ground (10 Sticks Per Package), Provide your delivery zip code or log into your account . Extinguishing Media: Use suitable extinguishing media for surrounding material and type of fire. See section 8 for information on personal protection equipment. Likely Routes of Exposure: Inhalation, skin, eyes. How do you identify a tungsten electrode? ESPI Metals shall not be held liable for any damages resulting from handling or from contact with the above product. I've used both & I can't tell the difference. Store in a cool, dry area. Avoid contact with skin and eyes. If this is your first visit, be sure to It is these dust particles that create the major hazard, as they may be inhaled, and the thoria may release alpha particles . 1 Answer. It is an alpha emitter, however when it is inside a tungsten electrode rod, it is enclosed in a tungsten matrix and so there is little radiation emitted externally. This electrode operates far below . Non-Radioactive Tungsten Materials The first one, introduced in the 1980's, is most commonly available as 2% ceriated tungsten. Thoriated Tungsten USA - US Dollars Change Currency Thoriated Tungsten Tungsten is easily alloyed to other metals which strengthens and improves the characteristics of other materials. Avoid breathing dust or fume. Potential Hazards These welding rods contain a small amount of radioactive material; therefore, potential low-level external and internal radiation hazards exist. Devil in the Grove: Thurgood Marshall, the Groveland Boys, and the Dawn of a New America. Thorium Dioxide has been identified as a carcinogen by the NTP and IARC. I have found the biggest success with 2% thoriated is that is has a very large usable amp range, so using 3/32 for steel then cleaning/ballsing your tip and doing 1/8 aluminum is possible. For more information go to www.P65Warnings.ca.gov. 2% Thoriated TUNGSTEN ELECTRODE AWS A5.12 Class EWTh-2 Thoriated tungsten is for TIG welding most metals. Subsequent operations such as grinding, melting or welding may produce potentially hazardous dust or fumes which can be . You can access thoriated tungsten with standard sheet metals that can be customized to fit your requirements. Precautionary Statements: P260 Do not breath dust or fume, P280 Wear protective gloves/protective clothing/eye protection/face protection, P284 Wear respiratory protection. Submitted by: Customer Service on February 26, 2015. Thorium is a low-level radioactive material that primarily emits alpha particles as well as some beta and gamma radiation. dkjones96. Special Protective Equipment and Precautions for Firefighters: Full face, self-contained breathing apparatus and full protective clothing when necessary. Thoriated Tungstens are primarily used for DC welding, as when used with AC welding they have a tendency to split. Normal handling of this material is not expected to result in any significant external radiation exposure. Seek medical attention if symptoms persist. 2. American Elements can produce materials to custom specifications by request, in addition to custom compositions for commercial and research applications and new proprietary technologies. But for both AC and DC, you need to use the blue-colored 2% lanthanated and the gold-colored 1.5% lanthanated tungsten. The additional thoria also provides about 20 percent higher current-carrying capacity, longer life and resistance to contamination. These products are verified and tested for durability and offer optimal performances without compromising on the quality. Thorium Dioxide: Thorium dioxide is a naturally occurring, slightly radioactive element with a long half-life. Does it really matter which you use? Canada WHMIS Classification (CPR, SOR/88-66): Class D, Division 2, Subdivision A - Very toxic material causing other toxic effects. . The tip of the electrode preferably has four slots equally spaced around its . Cancer Assessment: Thorium dioxide has been identified as a carcinogen by the National Toxicology Program and International Agency for Research on Cancer. It emits mainly alpha particles, but occasionally beta and gamma radiation is emitted. Thermal Arc Hefty 2 feeder. Price: $27.68. Quick view. We use cookies to improve your browsing experience and help us improve our websites. . It is true that thoriated tungsten emits alpha particles when it is heated, machined, welded, etc. ParaCrawl Corpus Enquiry & Order Introduction Thoriated tungsten electrode can be divided into WT10, WT20, WT30, and WT40 depending the content of thorium oxide. Smooth stable arc and starts great on my dc transformer. There's another tungsten which is 0.40% zirconiated (brown), and it can be used in AC. Types of products include gold plated & platinum plated tungsten wires in different plating thicknesses. Pkg. Score: 4.7/5 (71 votes) . All times are GMT-6. Wires are available on spools, straight . 2% Thoriated TIG Welding Tungsten Electrodes 3/32" (Red,WT20) . Thoriated Tungsten Electrodes For Welding Issue Date: 14/11/2019 Print Date: 19/11/2019 DGP is in no way affiliated with Astaras or E3 Tungsten Electrodes. Using thoriated tungsten welding rods can result in radiation exposures. I am extremely impressed with your writing skills and also with the layout on your blog. Environmental Precautions: Do not allow to enter drains or to be released to the environment. Ultra durable ballistic nylon pouch contains life saving Hema-Seal blood stopper bandage for emergency wound care. 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