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International Standard Category: General standards related to shipbuilding and marine structures

CB/Z 121-1998    Technical requirements of repair welding for defects on the 921A etc. steel plates used in naval ships
舰艇用921A等钢板缺陷补焊技术要求;
Category No.:47.020.01 Valid Status:valid
Issued Organization:CSSC Issued Date:1998-3-20
Implemented Date:1998-8-1 Abolished Date:
Superseded Standard.: Superseded Date:
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