Standard Number: YB/T 4626-2017(YB/T4626-2017)
Chinese:金属复合管冷弯型钢机组技术要求
English:Metal composite tube cold-formed steel unit technical requirements
Effective Date:2018-01-01
Standard Applicability:This standard specifies the metal composite tube cold-formed steel unit (hereinafter referred to as: unit) type, performance parameters and modeling rules, technical requirements, test methods, inspection rules, signs, packaging, transportation, storage and instructions for use. This standard applies to the use of roll-type cold-formed molding process production of metal-mechanical composite tube unit and metallurgical composite tube unit.
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