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Author Question: Before practicing stringer and weave beads using welding coupons made of 1/4 to 3/4 thick mild ... (Read 65 times)

CQXA

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on: Jul 24, 2018
Before practicing stringer and weave beads using welding coupons made of 1/4 to 3/4 thick mild steel, use
  a wire brush or grinder to _____.
 
  a. shape the edges
  b. create numerous grooves
  c. roughen the surface
  d. remove heavy mill scale or corrosion

Question 2

Oil, grease, and other petroleum products should be kept away from _____.
 
  a. argon
  b. nitrogen
  c. oxygen
  d. methan


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Kdiggy

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Reply #1 on: Jul 24, 2018
Answer to Question 1

d

Answer to Question 2

c


CQXA

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  • Posts: 546
Reply 2 on: Jul 24, 2018
Excellent

xiaomengxian

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  • Posts: 311
Reply 3 on: Yesterday
:D TYSM

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