The root pass on stainless steel pipe is often made with GTAW instead of SMAW because GTAW _____
a. has greater deposition rates and does not penetrate as deeply
b. produces root passes faster and with greater deposition
c. allows greater control of root penetration and the added fill
d. uses a flux and no shielding gas, which saves money
c
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What levels of salinity are considered safe to drink? How salty is seawater?
What will be an ideal response?
When a(n) ____________________ symbol is used, an abbreviation for the method of finishing may be included.
Fill in the blank(s) with the appropriate word(s).
Federal law mandates that:
A) All used refrigerants must be sold to an ESCO certified reclamation site. B) All used refrigerants must be taken to a UL or ANSI certified reclamation site. C) All used refrigerants must be taken to an EPA certified reclamation site. D) All used refrigerants must be sold to an OSHA certified reclamation site.
C, M, H, R, and G are letters associated with the ____.
A. standard location of elements of a welding symbol B. flush contour weld C. resistance spot weld D. welding process E. none of the above