标准查询 标准查询AS 1444—2007锻造合金钢.可淬性系列和硬化及退火指定机械性能标准的1号修改件
Amendment No. 1 to AS 1444—2007 Wrought alloy steels—Standard, hardenability (H) series and hardened and tempered to designated mechanical properties
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标准查询Amendment No. 1 to AS 1444—2007 Wrought alloy steels—Standard, hardenability (H) series and hardened and tempered to designated mechanical properties
