ISO 7051 - Countersunk (Flat) Head Tapping Screws with Cross Recess, Form C Current norm: DIN ISO 7051 Equivalent norms: DIN 7983 C; CSN 021239; UNI 6956;

INTERNATIONAL STANDARD ISO 7051:2011(E) © ISO 2011 – All rights reserved 1 Cross-recessed raised countersunk (oval) head tapping screws 1 Scope This International Standard specifies the characteristics of cross-recessed raised countersunk (oval) head tapping screws with thread sizes from ST 2,2 to ST 9,5 inclusive. 2 Normative references

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。

生产德制、美制、英制、法兰螺帽以及各类非标件（圆螺母、方螺母等）以及成套膨胀螺栓、膨胀管、 膨胀螺母也可来样订做，并可根据客户地方要求生产特殊件、疑难件。 ... 自攻螺丝系列，自攻螺丝系列、 螺栓系列、螺母系列 ，我们也可根据您的设计和图纸进行生产。 ...

All meet ISO 7051 (formerly DIN 7983), an international standard for fastener dimensions. For technical drawings and 3-D models, click on a part number. Ht. Choose from our selection of …

All transactions are encrypted. This standard specifies the characteristics of cross-recessed raised countersunk (oval) head tapping screws with thread sizes from ST 2,2 to ST 9,5 inclusive.

1990年8月1日 · Cross recessed raised countersunk (oval) head tapping screws; identical with ISO 7051:1983 十字槽沉头（椭圆形）自攻螺钉；与ISO 7051:1983相同 发布日期： 1990-08-01

2025年1月10日 · 本国际标准规定了螺纹尺寸为 ST 2.2 至 ST 9.5（含）的十字槽半沉头（椭圆）头自攻螺钉的特性。 This International Standard specifies the characteristics of cross-recessed raised countersunk (oval )head t.

ISO 7051 Countersunk (Flat) Head Tapping Screws with Cross Recess, Form C Dimensions, Specifications, Standard, Weights, Equivalent and Download PDF

ISO 7051 (meist austauschbar mit DIN 7983 Unterschied: einige Kopfhöhen- und durchmesser geändert, Neuer Senkwinkel 90° statt 80°)