NC 06-57-1969 Metric round head square neck bolts《公制圆头方颈螺栓》.pdf

相关资源

GB T 12-2013 圆头方颈螺栓.pdf

ASME B18 5 2 2M-1982 Metric Round Head Square Neck Bolts (B18 5 2 2M - 1982)《米制圆头方颈螺栓》.pdf

IRAM 5191-1953 《圆头方颈，正方形或六边形螺母带惠氏螺纹的普通螺栓的尺寸》.pdf

SIS SMS 1936-1969 Round head square neck bolts Inch screw threads Coarse pitch《圆头方颈螺栓 英制螺纹 粗螺距》.pdf

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