现行 GB/T 6723-2017
通用冷弯开口型钢 通用冷弯开口型钢 Cold forming open section steel for general structure
发布日期:2017-05-31
实施日期:2017-12-01
分类信息
研制信息

归口单位: 全国钢标准化技术委员会

起草单位: 冶金工业信息标准研究院、 武汉钢铁江北集团冷弯型钢有限公司、 山西鼎荣冷弯型钢有限公司

起草人: 王玉婕、 朱少文、 盛珍剑、 宋宇光、 刘宝石

标准简介

本标准规定了通用冷弯开口型钢的订货内容、分类、代号、截面尺寸及允许偏差、长度及允许偏差、外形、技术要求、重量和标记示例。本标准适用于冷轧或热轧钢带在连续辊式冷弯机组上生产的通用冷弯开口型钢(以下简称型钢)

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最后更新时间 2025-09-06