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原GJB 12 1- 86中的MJ螺纹螺栓标准与其修订后的GJB 3374/1~GJB 3374/34《MJ螺纹螺栓》标准号的对照见下表。新标准代号旧标准代号名 称 (材 料 )备注GJB 3374/1GJB 12 1.1.3 MJ螺纹六角头螺栓 (30CrMnSiA)螺纹加长GJB 3374/2GJB 12
The original GJB 12 1-86 MJ threaded bolt standard and its revised GJB 3374/1 ~ GJB 3374/34 “MJ threaded bolt” standard No. contrast table below. New Standard Code Old Standard Code Name (Material) Remarks GJB 3374 / 1GJB 12 1.1.3 MJ Threaded Hex Head Bolt (30CrMnSiA) Thread Extension GJB 3374 / 2GJB 12