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International Standard Category: Materials for aerospace construction in general

QJ 3090-1999    Re-Inspection Rules for Welding Materials
焊接材料复验规定 ;
Category No.:49.025.01 Valid Status:valid
Issued Organization: Issued Date:1999-02-10
Implemented Date:1999-7-1 Abolished Date:
Superseded Standard.: Superseded Date:
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