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International Standard Category: Iron and steel castings

GB/T 9440-1988    Malleable iron castings
可锻铸铁件;
Category No.:77.140.80 Valid Status:superseded
Issued Organization:SAC Issued Date:1988-6-25
Implemented Date:1989-3-1 Abolished Date:
Superseded Standard.:GB/T 9440-2010 Malleable iron castings
Superseded Date:2011-6-1
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