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International Standard Category: Mechanical testing of metals

GB/T 38769-2020    Metallic materials—Measurement of fracture toughness at impact loading rates using precracked Charpy-type test pieces
金属材料 预裂纹夏比试样冲击加载断裂韧性的测定 ;
Category No.:77.040.10 Valid Status:valid
Issued Organization:AQSIQ and SAMR Issued Date:2020-04-28
Implemented Date:2020-11-1 Abolished Date:
Superseded Standard.: Superseded Date:
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