ASTM A522/A522M-07 Standard Specification for Forged or Rolled 8 and 9%

  leunghb ·  2010-01-10 13:44  ·  52298 次点击
ASTMA522/A522M-07StandardSpecificationforForgedorRolled8and9%NickelAlloySteelFlanges,Fittings,Valves,andPartsforLow-TemperatureService
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