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MMET 313 Exam 1 with Complete Solutions
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MMET 313 Exam 1 with Complete Solutions
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MMET 313 Exam 1 with CompleteSolutions
How to store low hydrogen electrodes Correct Ans-Store in oven/ furnace
Hydrogen cracking Correct Ans-In form of moisture, populates at high stress areas, caused by
low heat input and fast cooling rate
Sources of Hydrogen Correct Ans-Coating on electrode
Flux in core of FCAW electrode
Oxides on metal
Lubricants
Contamination on plate or filler metal
Moisture in air
Welding symbol above reference line Correct Ans-Other side
Welding symbol below reference line Correct Ans-Arrow side
Plate Weld 1G Correct Ans-Flat groove
Plate Weld 2G Correct Ans-Horizontal Groove
, Plate weld 3G Correct Ans-Vertical Groove
Plate weld 4G Correct Ans-Overhead Groove
Pipe weld 1G Correct Ans-Flat groove, pipe
Pipe weld 2G Correct Ans-Horizontal groove, pipe
Pipe weld 5G Correct Ans-groove, multiple position, pipe horizontal and not rotated
Pipe weld 6G/6GR Correct Ans-groove, Multiple position, Pipe axis 45 degrees, not rotated.
Plate weld 1F Correct Ans-Flat fillet
Plate weld 2F Correct Ans-Horizontal fillet
Plate weld 3F Correct Ans-Vertical fillet
Plate weld 4F Correct Ans-Overhead fillet
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