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对钢丝螺套的形状与特点作了概述,分析影响钢丝螺套合格的因素及合格判定方法,针对钢丝螺套型面尺寸B值合格的判断,比较了新旧标准的差异,探讨了有关钢丝螺套“B”值合格检测的问题。
The shape and the characteristics of the steel thread insert were summarized. The factors affecting the qualification of the steel thread insert were analyzed. The judgment of the qualified value of the size B of the steel thread insert surface was made. The differences between the old and new standards were compared. Set “B ” value of qualified testing problems.