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by mkhoshzaman
Mon Jun 19, 2017 2:25 pm
Forum: Stick Welding/Arc Welding - Shielded Metal Arc Welding
Topic: metal recovery about 120%
Replies: 3
Views: 1130

metal recovery about 120%

does any body know about this sentence?
basic coated with about 120% recovery .
i saw this on electrode specification label .