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Chinese Standard: GB/T 41749-2022

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General requirements for surface condition of hot-rolled sections


Standard in brief
Scope of Application:  
本文件规定了热轧型钢表面质量分类、测量规则、修磨要求、修焊及其检验规则、数值修约等。本文件适用于公称厚度在3 mm~160 mm之间的热轧H型钢和剖分T型钢、热轧等边角钢、热轧不等边角钢、热轧L型钢、热轧工字钢、热轧槽钢等热轧型钢(以下简称型钢)的表面质量,其表面包含除轧制边以外的所有表面。

Basic information
Standard No:GB/T 41749-2022
Standard Name:热轧型钢表面质量一般要求
English Name:General requirements for surface condition of hot-rolled sections
Standard Status:现行
Release Date:2022-10-12
Effective Date:2022-10-12
Language of Publication:中文简体

Standard Classification
ICS Number:77.140.70
CCS Number:H44

Related Standards
Referenced Standards:YB/T 081
Adopted Standards:ISO 20723:2004
Adopted Standard Name:《结构钢 热轧型钢表面质量 一般要求》
Adoption Level:MOD

Publication Information
Number of pages:16
Number of words:30 K
Format:大16
Edition:1
Color Pages:0
Electronic Version:Yes
Color Images:No
Print Publication Date:2022-10-01

Standard Revision Information
Has Amendment:No

Other Information
Application Dept:国家市场监督管理总局、国家标准化管理委员会
Standard Type:CN
Standard Attribute:GB
Other Standard Number:41749
Drafter:吴保桥、吴湄庄、王中学、胥明旺、魏振洲、吴家君、李秀清、马冰冰、刘宝石、张文满、张佩、王玉婕、马永福、王福良、高凤国、吴立红、高坤、李煜、赵新华、邢军、夏勐
Drafting Organization:马鞍山钢铁股份有限公司、山东钢铁股份有限公司莱芜分公司、河北津西钢铁集团股份有限公司、日照钢铁控股集团有限公司、鞍山紫竹科技型钢有限公司、河北天柱钢铁集团有限公司、中重科技(天津)股份有限公司、冶金工业信息标准研究院
Management Organization:全国钢标准化技术委员会(SAC/TC 183)
Proposing Department:中国钢铁工业协会

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