本标准实施规程适用于管道法兰和阀门及配件连接端法兰的垫圈接触面光洁度。本标准实施规程适用于ASME B16标准不包含完整饰面要求或没有此类标准的产品。

This Standard Practice pertains to the finish of gasket contact faces of pipe flanges and connecting end flanges of valves and fittings.This Standard Practice is intended for applications to products for which ASME B16 Standards do not contain complete facing finish requirements or for which there are no such standards.