ygs67 发表于 2015-7-1 15:14:54

ASTM A407-07(R13)

ASTM A407-07(R13) Specification for Steel Wire, Cold-Drawn, for Coiled-Type Springs

admin 发表于 2015-7-2 11:34:36

谢谢您的分享,金币已奖励!
页: [1]
查看完整版本: ASTM A407-07(R13)