ASTM A727/A727M-2010
ASTM A727/A727M-2010中文名:具有内在切口韧性的管道部件用碳素钢锻件规格
英文名:Standard Specification for Carbon Steel Forgings for Piping Components with Inherent Notch Toughness
谢谢分享!!!!!!!!!!!!!!!!!!!!! thanks for your sharing!!!!great job.
很好的资料,学习了!感谢分享
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