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发表于 2009-1-10 21:08:14
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来自： 中国辽宁大连
ASME SFA-5.122 I. A, @5 ~1 k3 E
用于弧焊和切断的钨和钨合金电极规范( E; [- `4 }/ ~7 e
Specification for Tungsten and Tungsten-Alloy Electrodes for Arc Welding and Cutting
4 ]. i/ e! D, ]( X# W, L9 n$ b6 Q% U' M" l: X: ~' a
ISO 6848:2004 specifies requirements for classification of nonconsumable tungsten electrodes for inert gas shielded arc welding, and for plasma welding |
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