UDC621.882.15+6215287872二685GB152—76Fasteners~Clearanceholesforboltsandscrews!"Ml#M150$%&'()*+%,ISO273—1979-./(1&'!dMlMl.2Ml.4Ml.6Ml.8M2M2.5M3M3.5M4M4.5M5M6M7M802341.11.31.51.722.22.73.23.74.34.85.36.47.48.4dh1)345341.21.41.61.82.12.42.93.43.94.555.56.67.691.31.51.822.22.63.13.64.24.85.35.8781...

时间:2025-01-10 12:45栏目:安全生产

中华人民共和国国家标准UDC621.882.15+621紧固件螺栓和螺钉通孔5287872二685代替GB152—76Fasteners~Clearanceholes有关部分forboltsandscrews本标准规定了螺纹规格为Ml〜M150的螺栓和螺钉用通孔尺寸。本标准等效采用国际标准ISO273—1979《紧固件...

时间:2025-01-10 15:38栏目:安全生产