QC/T 878-2011.Hexalobular socket pan head tapping screws for plastic. 1范围 QC/T 878规定了塑料用内六角花形盘头自攻螺钉的...
QC/T 877-2011 塑料用六角法兰面自攻螺钉
QC/T 877-2011.Hexagon flange head tapping screws for plastic. 1范围 QC/T 877规定了塑料用六角法兰面自攻螺钉的型式与尺寸、技术条件...
QC/T 876-2011 塑料用六角凸缘自攻螺钉
QC/T 876-2011.Hexagon collar head tapping screws for plastic. 1范围 QC/T 876规定了塑料用六角凸缘自攻螺钉的型式与尺寸、技术条件。...
QC/T 875-2011 内六角花形盘头自钻自攻螺钉
QC/T 875-2011.Hexalobular socket pan head self drilling screws with tapping screw thread. 1范围 QC/T 8...
QC/T 874-2011 内六角花形沉头自钻自攻螺钉
QC/T 874-2011.Hexalobular socket countersunk head self drilling screws with tapping screw thread. 1范...
QC/T 873-2011 内六角花形半沉头自钻自攻螺钉
QC/T 873-2011.Hexalobular socket raised countersunk (ovaI) head self drilling screws with tapping sc...
QC/T 872-2011 焊接六角凸缘螺母
QC/T 872-2011.Hexagon weld nuts with flange. 1范围 QC/T 872规定了焊接六角凸缘螺母的型式与尺寸、技术条件。 QC/T 872适用于与螺纹规格为M5...
QC/T 871-2011 双头螺柱bm=2d
QC/T 871-2011.Double end studs-bm=2d. 1范围 QC/T 871规定了双头螺柱bm=2d的型式与尺寸、技术条件。 QC/T 871适用于旋人基体端为过渡配合螺纹,旋...
QC/T 870-2011 双头螺柱bm=1.25d
QC/T 870-2011.Double end studs-bm =1.25d. 1范围 QC/T 870规定了双头螺柱bm=1.25d的型式与尺寸、技术条件。 QC/T 870适用于旋人基体端螺纹...
QC/T 869-2011 短周期弧焊焊接螺柱
QC/T 869-2011.Short-cycle drawn arc welding studs. 1范围 QC/T 869规定了短周期弧焊焊接螺柱的型式与尺寸、技术条件。 QC/T 869适用于螺...
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