标准编号：ISO 7043:2012
中文名称：2类有效力矩型六角法兰面螺母（非金属嵌件） 产品等级A和B级
英文名称：Prevailing torque type hexagon nuts with flange (with non-metallic insert), style 2 — Product grades A and B
发布日期：2012-09
标准范围
This International Standard specifies the characteristics of prevailing torque type hexagon nuts with flange (with non-metallic insert), of style 2, with threads from M5 to M20 inclusive, in product grade A for threads up to and including M16 and product grade B for threads above M16, and with property classes 8, 9 and 10.NOTE The dimensions of the nuts correspond to those given in ISO 4161 plus prevailing torque feature.If other specifications are required, they can be selected from existing International Standards, for example ISO 261, ISO 724, ISO 898-2, ISO 965-2, ISO 2320 and ISO 4759-1.
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