YB/T 6439-2026 Pending Industry standards-Black metallurgy

YB/T 6439-2026 Stainless steel pre-embedded channel。

Publish Date: 2026-04-16 Implement Date: 2026-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: YB/T 6439-2026

Standard Type: Industry standards

Standard Status: Pending

is_force_gb: no

CCS Name: Iron and steel products

ICS Name: Steel sections

Publish Date: 2026-04-16

Implement Date: 2026-11-01

Publisher: 工业和信息化部

Technical Committee: 全国钢标准化技术委员会

Scope

本文件规定了不锈钢预埋槽道的产品型号、材料、加工制造要求、产品质量要求、检测规则及检测方法以及标志、包装、运输、存储等。本文件适用于轨道交通、城市综合管廊等基础设施工程使用的不锈钢预埋槽道

Development Information

Drafting Units:

山东天盾矿用设备有限公司、福建青拓特钢技术研究有限公司、山东天工岩土工程设备有限公司、海安南京大学高新技术研究院、冶金工业信息标准研究院

Drafting Persons:

刘涛、刘学红、江来珠、徐昊驰、张勇、唐少春、邹文辉、刘宝石、王玉婕、武目达、王景风

Related Standards

GB/T 4227-1984 abolished_transferred

GB/T 4227-1984 Hot rolled stainless steel with equal leg angles

Publish Date: 1984-03-26

GB 702-1986 Abolished

GB 702-1986 Hot-rolled round and square steels—Dimension, shape, weight and tolerance

Publish Date: 1986-06-07

GB/T 6723-1986 Replaced

GB/T 6723-1986 Cold forming sectional steel—Open sectional steel for general structure—Demension, form, weight and permissible deviations

Publish Date: 1986-08-22

GB/T 6726-1986 Replaced

GB/T 6726-1986 Cold forming sectional steel for cargo vehicle—Demension, form, weight and permissible deviations

Publish Date: 1986-08-22

GB/T 6727-1986 Replaced

GB/T 6727-1986 Cold forming sectional steel for passenger vehicle—Demension, form, weight and permissible deviations

Publish Date: 1986-08-22

GB/T 8649-1988 Abolished

GB/T 8649-1988 Rolling balls

Publish Date: 1988-02-05