标准摘要
[中文适用范围]： 本文件规定了工厂应用于水泥砂浆衬里表面的密封涂层的要求，这些涂层在工厂应用于球墨铸铁管道和配件的内部。它提供了短期密封效率、长期耐久性和循环压力的性能要求，以及外观、涂层厚度和附着力的常规测试要求。本文件适用于饮用水和灌溉用水产品以及制造商和客户之间达成协议的其他应用。 [外文原描述]： This document specifies the requirements for seal coatings for factory application to the surfaces of cement mortar linings, which are factory applied to the interior of ductile iron pipes and fittings. It provides the performance requirements for short-term sealing efficiency, long-term durability and cyclic pressure, as well as the routine testing requirements for visual appearance, coating thickness and adhesion. This document is applicable to products for potable and irrigation water and for other applications as per agreement between manufacturer and customer.
英文名称Ductile iron pipes and fittings — Seal coats for cement mortar linings