ASTM B446-03(2014)
ASTM B446-03(2014) Standard Specification for Nickel-Chromium-Molybdenum-Columbium Alloy (UNS N06625), Nickel-Chromium-Molybdenum-Silicon Alloy (UNS N06219), and Nickel-Chromium-Molybdenum-Tungsten Alloy (UNS N06650) Rod and Bar 见下面链接:http://bbs.infoeach.com/thread-103921-1-1.html
继续求助,谢谢~~~~~~~~~~~ 帮顶一下。。。。。。。。。 标准好难找啊。。。。。。。。。
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