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DIN 939
产品名称A193 B7全螺纹螺柱1-1/4-1-3/4标准A193材质B7表面处理发黑其他
产品名称 35CRMO-HG20613全螺纹螺柱(M12-M20)
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嘉兴[垫圈|弹簧垫圈|碳钢]螺丝厂长时间供应碳钢GB93-76弹簧垫圈-达克罗,(同时嘉兴
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国标GB /T901-1988 GB901 901GB 等长双头螺柱 B级
![HG/T20635-2009-管法兰用全螺纹螺柱[标准|规格]](http://www.posttic.com/d/file/biaozhun/2015-11-23/c7c41be6ec1829e61874eeee34009741.jpg)
化工标准HG /T20635-2009 HG20635 20635HG 管法兰用全螺纹螺柱
![紧固件机械性能螺栓、螺钉和螺柱-GB/T3098.1-2010[标准|规格]](http://www.posttic.com/d/file/biaozhun/2015-12-08/cef2c4ce40d6e742590631abd48ba98c.jpg)
国标GB /T3098.1-2010 GB3098.1 3098.1GB 紧固件机械性能
![RD型电弧焊用焊接螺柱-GB/T902.2-2010[标准|规格]](http://www.posttic.com/d/file/biaozhun/2015-12-09/8be6d2076a3c15748f0f126c332d4b6c.jpg)
国标GB /T902.2-2010 GB902.2 902.2GB RD型电弧焊用焊接螺柱
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汽标QC /T857-2011 QC857 857QC 焊接螺柱
![双头螺栓-UNI5909[标准|规格]](http://www.posttic.com/d/file/biaozhun/2015-12-23/060573e809495dc626c945e28921f1af.jpg)
意大利UNI 5909 UNI5909 5909UNI 双头螺栓