GB/T 706-2008热轧型钢.pdf

ICS 77.140.70 H 44 GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA 中华人民共和国国家标准 GB/T 706-2008 Replace GB/T 706-1988, GB/T 707-1988, GB/T 9787-1988, GB/T 9788-1998, GB/T 9946-1988 Hot Rolled Section Steel 热轧型钢 Issued on August 19, 2008 Implemented April 1, 2009 Jointly Issued by General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China and Standardization Administration of the People's Republic of China 热轧型钢 Hot rolled section steel 1. Scope This standard specifies the scope, term and definition, structure, dimension, appearance, weight and tolerance, technical requirement, test method, test rules, packaging, marking and quality certificate of hot-rolled beam steel, hot-rolled steel channel, hot-rolled equal-leg angle steel, Hot-rolled unequal-leg angle steel and hot-rolled L-sectional steel. This standard shall be applicable to hot-rolled equal-leg angle steel, Hot-rolled unequal-leg angle steel, hot-rolled L-sectional steel, hot-rolled steel channel and hot-rolled beam steel with slope on inside of led (hereinafter referred to as section steel). 2. Normative References The following standards contain provisions which, through reference in this text, constitute provisions of this national standard. For dated reference, subsequent amendments (excluding amending error in the text) to, or revisions of, any of these publications do not be applie