本文件规定了手动扳手和套筒的洛氏硬度和扭转强度的最小值。 它包括以下三个系列的扭矩: -A系列:普通套筒扳手和套筒扳手； 示例1参考号1 1 02 01 0；1 1020和1 1021；1 1 02 03 0; 1 1 02 04 0; 1 1 02 05 0; 1 1 02 06 0; 1 1 02 09 0; 1 1 02 10 0; 1 1 02 11 0; 1 1 02 12 0; 1 102130和1 10213 1；1 1 02 14 0; 1 1 02 15 0; 1 1 08 01 0; 1 1 08 02 0. -C系列:开口扳手； 示例2参考编号1 1 01 0；1 1 01 01 1; 1 1 01 02 0; 1 1 01 03 0; 1 1 01 04 0. -系列E:手动方形驱动插座。 示例参考号2 1 02 01 0和2 1 02 01 1。 注:上述扳手和套筒在ISO 1703中各自的参考号下列出。

This document specifies minimum values for Rockwell hardness and torsional strength for hand-operated wrenches and sockets. It covers the following three series of torsion torques: — Series A: usual box wrenches and socket wrenches; EXAMPLE 1 Reference nos. 1 1 02 01 0; 1 1 02 02 0 and 1 1 02 02 1; 1 1 02 03 0; 1 1 02 04 0; 1 1 02 05 0; 1 1 02 06 0; 1 1 02 09 0; 1 1 02 10 0; 1 1 02 11 0; 1 1 02 12 0; 1 1 02 13 0 and 1 1 02 13 1; 1 1 02 14 0; 1 1 02 15 0; 1 1 08 01 0; 1 1 08 02 0. — Series C: open end wrenches; EXAMPLE 2 Reference nos. 1 1 01 01 0; 1 1 01 01 1; 1 1 01 02 0; 1 1 01 03 0; 1 1 01 04 0. — Series E: hand-operated square drive sockets. EXAMPLE Reference nos. 2 1 02 01 0 and 2 1 02 01 1. NOTE The wrenches and sockets mentioned above are listed under their respective reference numbers in ISO 1703.