本标准规定了适用于插入和拆卸内外扣环（包括ASME B18中涵盖的扣环）的钳子的性能和安全要求。27.本标准中包含的尺寸数据并不意味着本文所述的所有钳子都是库存生产尺寸。消费者应就库存生产规模清单咨询制造商。本标准可作为国家当局或其他监管机构制定法律或法规的指南。它也适用于使用或制造覆盖工具的机构的自愿使用。

This Standard provides performance and safety requirements for pliers suitable for inserting and removing internal and external retaining rings including those covered by ASME B18.27. Inclusion of dimensional data in this Standard does not mean that all pliers described herein are stock production sizes. Consumers should consult with manufacturers concerning lists of stock production sizes. This Standard may be used as a guide by state authorities or other regulatory bodies in the formulation of laws or regulations. It is also intended for voluntary use by establishments that use or manufacture the covered tools.