ASTM B30 2020.pdf10814页
ASTM B30-14a Standard Specification for Copper Alloys in Ingot Form.pdf16414页
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ASTM B26B26M-14e1 Standard Specification for Aluminum-Alloy Sand Castings.pdf9014页
ASTM A47 - A 47M - 99 (2022)e1.pdf645页
ASTM A42 - 66 scan.pdf1954页
ASTM A32 - 24 scan.pdf1742页
ASTM A39 - 14 scan.pdf1973页
ASME VIII-1（中文） 2023版.pdf213621页ASTM B30 2020.pdf10814页ASTM B30-14a Standard Specification for Copper Alloys in Ingot Form.pdf16414页ASTM B29-14 Standard Specification for Refined Lead.pdf1724页
ASTM A21 - 94 (1999).pdf11910页ASTM A36 - A 36M - 19.pdf1203页
ASTM A30 - 54T (scan).pdf802页ASTM A32 - 24 scan.pdf1742页ASTM B26B26M-14e1 Standard Specification for Aluminum-Alloy Sand Castings.pdf9014页ASTM A42 - 66 scan.pdf1954页
