兑水 发表于 2009-9-10 09:29:19

ASTM A 962-2004 预定用于从低温至蠕变范围内任何温度的钢紧...

A962/A962M-04 Standard Specification for Common Requirements for Steel Fasteners or Fastener Materials, or Both, Intended for Use at Any Temperature from Cryogenic to the Creep Range
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