DIN 7981 C - Pan head tapping screws with cross recess H and Z, Form C Current norm: DIN ISO 7049 Equivalent norms: ISO 7049; CSN 021235; UNI 6954;

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Metric DIN 7981C pan head self-tapping sheet metal screws are fully threaded with a coarse thread and a gimlet point (Form C). Recommended to be used in thin gauge sheet metal. resinous plywood. and composite materials. The pan head is cylindrical with a slightly rounded top surface and a flat bearing surface underneath.

自攻钉又称快牙螺丝，是一种钢制的快装紧固件，多用于薄型金属板间连接。 DIN7981为十字槽盘头自攻螺钉,对应国标GB845 (等效采用国际标准ISO7049)。 自攻钉根据头部形状的不同，主要有盘头、沉头、半沉头等自攻螺钉；根据头部槽型的不同，主要有十字槽、一字槽以及内六角花型等自攻螺钉。 关于DIN7981头部与尾部参考如下. 工艺流程. 自攻钉的工艺流程一般为线材退火-线材盘圆-断料-冷镦-搓丝-热处理（渗碳）-表面处理。 具体情况以制造商为准。 头部尺寸差 …

材质：不锈钢SUS410、SUS304、SUS316、1022碳钢等；公称直径：ST2.9-ST6.3；公称长度：9.5—300mm；表面处理：镀锌、镀镍、达克罗等可按客户需求；支持非标定制。

DIN 7975 中载有选择正确心型孔径的指导值。 不锈钢自攻螺钉的硬度低于表面硬化钢自攻螺钉。 因此，这些螺钉不能在钢板中形成反螺纹，所以只能用于铝材等低硬度材料。

With a Gimlet tip and a thread size of M2.2, it's perfect for a variety of applications. Measuring at 6.5mm in length, this screw is meticulously engineered to provide secure and reliable fastening. Compliant with RoHS regulations, it's not only efficient but also environmentally friendly.

DIN7981C-A2-M2.2X13-BO DIN7981CA2M22X13BO Sheet Metal Screws SELF TAPPING SCREW by Hardware at DB Roberts.

DIN 7981 A2 C 2,2x4,5 H 5.000.000pcs: 2021-09-23 08:06:21: Poland: See Detail: DIN 7981: 2021-07-28 23:04:51: United States: See Detail: fasteners: 2021-07-16 09:13:13: Lebanon: See Detail: DIN 7981 F ST2,9x13 (ISO 7049) 2021-06-15 07:16:45: Serbia: See Detail: DIN 7981 5.5*65 A2 100000: 2021-04-20 16:07:00: Ukraine: See Detail: DIN 7981 C ...

DIN 7981 C Pan head tapping screws with cross recess H and Z, Form C Dimensions, Specifications, Standard, Weights, Equivalent and Download PDF