famenvalve 发表于 2007-6-27 08:00:40

ASTM A 858/A 858M-00

ASTM A 858/A 858M-00 Standard Specification for Heat-Treated Carbon Steel Fittings for Low-Temperature and Corrosive Service
ASTM A 858/A 858M-00 低温和腐蚀情况下用热处理碳素钢配件的标准规范

[ 本帖最后由 tdragonfu 于 2008-2-26 18:29 编辑 ]
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