现行 GB/T 20887.2-2022
汽车用高强度热连轧钢板及钢带 第2部分：高扩孔钢 汽车用高强度热连轧钢板及钢带 第2部分：高扩孔钢 Continuously hot rolled high strength steel sheet and strip for automobile—Part 2: High hole expansion steel
发布日期：2022-04-15
实施日期：2022-11-01
分类信息
发布单位或类别： 中国 国家标准
CCS分类： H46冶金 - 钢铁产品 - 钢板、钢带
ICS分类： 77.140.50钢铁产品 - 扁平钢和半成品
研制信息

归口单位： 全国钢标准化技术委员会

起草单位： 宝山钢铁股份有限公司、 冶金工业信息标准研究院、 本钢板材股份有限公司、 安阳钢铁股份有限公司、 首钢集团有限公司、 河钢股份有限公司邯郸分公司、 北京科技大学

起草人： 黄锦花、 朱岩、 涂树林、 李倩、 刘岩松、 万国喜、 郭佳、 朱坦华、 赵征志、 袁敏、 侯捷、 孙梦寒、 刘志璞、 曹二转、 师莉、 李玉谦、 陆敏、 刘克云、 王焕荣、 胡聆、 许晴、 何志兵

标准简介

本文件规定了汽车用高强度热连轧高扩孔钢板及钢带的术语和定义、分类及牌号表示方法、订货内容、尺寸,外形、重量、技术要求,试验方法,检验规则,包装、标志及质量证明书。本文件适用于厚度不大于6.0 mm的具有高扩孔性能的热连轧钢带和由此横切成的钢板及纵切成的纵切钢带(以下简称“钢板及钢带”)

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最后更新时间 2025-09-07