Standard No.:	GB/T 17456.1-2025
English Name:	Ductile iron pipes, fittings and accessories—External zinc-based coating—Part 1：Metallic zinc and zinc alloy with finishing layer
Chinese Name:	球墨铸铁管、管件和附件 外表面锌基涂层 第1部分：带终饰层的金属锌及锌合金涂层
Chinese Classification:	H48    Steel tube and cast iron pipe
Professional Classification:	GB    National Standard
ICS Classification:	23.040.10 23.040.10    Iron and steel pipes 23.040.10
Source Content Issued by:	SAMR; SAC
Issued on:	2025-8-29
Implemented on:	2026-3-1
Status:	to be valid
Superseding:	GB/T 17456.1-2009 Ductile iron pipes—External zinc-based coating—Part 1:Metallic zinc with finishing layer
Target Language:	English
File Format:	PDF
Word Count:	9000 words
Translation Price(USD):	270.0
Delivery:	via email in 1~3 business day

本文件规定了GB/T 13295、GB/T 26081和GB/T 43492中的球墨铸铁管、管件和附件在工厂内进行外表面金属锌及锌合金涂层、终饰涂层涂覆的技术要求和试验方法。
本文件适用于球墨铸铁管、管件和附件外表面带终饰层的金属锌及锌合金涂层。