GB/T 6725-2017 (English Version) PDF

Scope: This standard specifies the order content, classification and code name, dimensions, shape, weight and human tolerance, technical requirements, test methods, acceptance rules, packaging and signs of cold-formed steel. This standard is applicable to cold-rolled, hot-rolled or coated Layer (coating? Steel plate and steel strip) Cold-formed steel produced on continuous roll-type cold-bending units. General technical requirements and quality certificates for cold-formed steel.

GB/T 6725-2017 Referenced Document

GB/T 12754 Prepainted steel sheet and strip*， 2019-03-25 Update
GB/T 222 Permissible tolerances for chemical composition of steel products
GB/T 228.1 Metallic materials—Tensile testing—Part 1: Method of test at room temperature*， 2021-12-31 Update
GB/T 229 Metallic materials—Charpy pendulum impact test method*， 2020-09-29 Update
GB/T 2518 Continuously hot-dip zinc and zinc alloy coated steel sheet and strip*， 2019-12-10 Update
GB/T 33162 Continuously hot-rolled steel sheet and strip for cold-forming steel sections
GB/T 3524 Hot-rolled carbon and low alloy structural steel strips
GB/T 4171 Atmospheric corrosion resisting structural steel
GB/T 6725 General requirements of cold forming steel sections
GB/T 699 Quality carbon structure steels
GB/T 700 Carbon structural steels
GB/T 714 Structural steel for bridge
YB/T 081 Rule for rounding off of numberical values and judgement of testing values for technical standards of metallurgy