兑水 发表于 2009-9-14 08:58:10

ASTM B 723-2000 镍铬钼钴钨铁硅合金焊接管

B723-00 Standard Specification for Nickel-Chromium-Molybdenum-Cobalt-Tungsten-Iron-Silicon Alloy (UNS N06333) Welded Pipe
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