兑水 发表于 2009-9-8 14:28:42

ASTM A 724-2004 叠层焊接的压力容器用经淬火及回火的碳素...

A724/A724M-99 Standard Specification for Pressure Vessel Plates, Carbon-Manganese-Silicon Steel, Quenched and Tempered, for Welded Layered Pressure Vessels
页: [1]
查看完整版本: ASTM A 724-2004 叠层焊接的压力容器用经淬火及回火的碳素...