b&m-CONTACTSCREW® 取代了接地电缆,以便在组装工作期间为镶板组件建立电气接地接触。除了表面螺纹变形外,公制螺钉还可以去除内螺纹中的涂层残留物,例如油漆残留物、焊接飞溅物和喷砂材料。Die b&m-CONTACTSCREW® 用作接地触点,同时作为工具和连接元件合二为一。
通过前四个螺纹区域中的三个凹槽,b&m-CONTACTSCREW® 使螺母螺纹再次可用,并为电接触做好准备。头部下方的环形切削刃会去除夹紧部件的涂层,以便在其和螺钉之间产生导电性。
直径:M4 ~ M8
长度:取决于直径
强度等级:F10(根据 DIN EN ISO 898,相当于 FK 10.9)
头部几何形状:带凸缘的盘头
涂层:专门针对导电性(铜/镍)进行优化的表面涂层
b&m-TRIMSCREW®
SCREW WITH SPECIAL THREAD – PAN HEAD WITH COLLAR – HEXALOBULAR INTERNAL DRIVING –
MATERIAL: STEEL ACC. TO DIN EN ISO 898-1 – SUITABLE FOR PROPERTY CLASS: 10.9 –
SURFACE: FE//ZNNI8//FN//T2YL ACC. TO DIN EN ISO 19598 – BLACK – CR-VI-FREE
Other dimensions, coatings and head shapes are available on request.
b&m-TRIMSCREW®
SCREW WITH SPECIAL THREAD – HEXAGONAL EXTERNAL DRIVING WITH FLANGE –
MATERIAL: STEEL ACC. TO DIN EN ISO 898-1 – SUITABLE FOR PROPERTY CLASS: 10.9 –
SURFACE: FE//ZNNI8//FN//T2YL ACC. TO DIN EN ISO 19598 – BLACK – CR-VI-FREE
Other dimensions, coatings and head shapes are available on request.