Caw - Guides d'étude, Notes de cours & Résumés

During welding preparations, what should be set up around the welding area? - Answer-Flash shields For FCAW open V-groove welds on carbon steel, the bevel angle of the coupons should be - Answer-30 to 37-1/2 degrees If a hard hat is required during a welding operation, the hat should allow for the attachmentof - Answerrear deflector material In FCAW-S, the flux inside the wire core contains ingredients that - Answer-generate a shielding gas Increasing electrode extension in FCAW welding inc...

- when mixed with air or oxygen will ignite at much lower concentrations than any other fuel gas application and filler metal - polarity of the gun and workpiece leads is dependent upon what? arc length - determined by voltage before any welding procedure can take place - work area must be made ready, welding equipment must be properly set up, Metal to be welded must be prepared external shielding gas should never be used with? - FCAW-S FCAW in 1g position coupon with one of the tack welds...

CWB Welding Inspector Level 1 Exam (Latest 2024 / 2025 Update) Questions and Verified Answers | 100% Correct | Grade A Q: From the welding problems identified below which one of the five does not fit the pattern established by the other four? a) Insufficient throat. b) Incorrect bevel angle. c) Loss of shielding gas. d) Improper fit up. e) Use of wrong consumable. Answer: a) Insufficient throat. Q: A 10 mm fillet weld has a nominal: a) Throat dimension of 10 mm. b) Area of 10 sq. mm. c) Leg size...

Ear plugs are primarily worn by welders to protect their ears from ______. - Sparks Even a shielding gas can create a hazard if ______. - Enough is released to displace oxygen in the area For FCAW, the polarity of the gun and workpiece leads depends on the application and the ______. - Type of filler metal Higher welding heat, deeper penetration, and higher beads result from a higher ______. - Current In the FCAW-S process, agents for degassing the weld are contained in the ______. - Flux ...

______ are added to the flux core to produce desired chemical and mechanical properties in the deposited weld metal , such as hardness, strength, toughness, ductility, and corrosion resistance. - Answer-Alloying elements _______ equipment should be used to keep smoke and fumes from entering a welder's helmet. - Answer-Fume extraction A common gas mixture for FCAW-G is ______, which produces a spray transfer with small droplet size. - Answer-75% argon and 25% CO2 A gaseous shield created ...

CAW Certification Exam Questions With Correct Answers

Which of the following two sub-processes for FCAW can be used for field work? a. FCAW-G b. FCAW-S - b. FCAW-S The power source required for GMAW and FCAW is a : a. Constant Current Direct Current Machine b. Constant Current Alternating Current Machine c. Constant Voltage Direct Current Machine d. Constant Voltage Alternating Current Machine - c. Constant Voltage Direct Current Machine The recommended shielding gas for FCAW-S is: a. 75% Argon 25% CO2 b. 100% CO2 c. 90% Argon 10% CO2 d...

LHCAW R&W M1 Infection Exam Study Guide Virus - Ans:-a tiny organism that causes disease. It must be in a living host (animal or person) to multiply. Bacteria - Ans:-These tiny organisms live in many environments and can spread from one person to another. Usually they cause no harm, but some cause infections. Infection - Ans:-a disease caused by germs that enter the body Transmit - Ans:-to cause a virus, disease, etc., to be given to others Transfer - Ans:-to move someone or something fr...

What metals are often welded using FCAW? - Carbon, alloy steels, and stainless steels What does the term FCAW-G mean? - Externally supplied shielding gas is used What gas or gas mixtures are commonly used for FCAW? - C02 or a mixture of Argon C02 Describe the two FCAW processes commonly used? - Gas shielded and self shielded Which of the 2 above is the electrode stickout most important, why? - Self shielded. Can have an electrode stick out of 3" or more Which polarity is most often use wi...