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紧固件简介：公制双头螺栓≈1.25xd DIN 939 NEN 2
DIN 938
UDC 621.882 | GB 898-
UDC 621.882 | GB 901-
嘉兴[全螺纹|螺柱]螺丝厂长时间供应35CRMO-HG20634全螺纹螺柱(M12-M20
国标GB /T897-1988 GB897 897GB 双头螺柱
英标BS 2693-1-1956 BS2693-1 2693-1BS 双头螺栓
![双头螺柱—旋入端长度≈1d|DIN938[标准 技术参数]](http://www.posttic.com/20150810/2015081010/201508101047282103o1rrgwi.jpg)
![双头螺柱bm=1.25d|GB898-88[标准 技术参数]](http://www.posttic.com/20150810/2015081010/20150810100627d2x0pk24oap.jpg)
![等长双头螺柱B级|GB901-88[标准 技术参数]](http://www.posttic.com/20150810/2015081010/20150810100649mqdi2cqnsf0.jpg)
![嘉兴[全螺纹|螺柱]螺丝厂供应35CRMO-HG20634全螺纹螺柱(M12-M20)](http://www.posttic.com/skin/diqu/images/pt.jpg)
![GB/T897-1988-双头螺柱[标准|规格]](http://www.posttic.com/d/file/biaozhun/2015-10-20/90a83e2d3e58f5dc397cc7f19b6b3a56.jpg)
![双头螺栓-BS2693-1-1956[标准|规格]](http://www.posttic.com/d/file/biaozhun/2015-12-07/e5260906fe2ca413f13c1d84098cfef1.jpg)