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适用范围:
This standard specifies terms and definitions,ordering information,dimensions,shape,mass,technical requirements,test methods,inspection rules,packaging,marking and quality certificate of hotrolled,forged,and colddrawn spring steels.
This standard applies to round and square spring steels (hereinafter referred to as steel bars) with nominal diameter or side length not greater than 120 mm,flat spring steels with nominal width not greater than 160 mm and nominal thickness not greater than 60 mm,and spring steel wire rods with nominal diameter not greater than 40 mm.
The steel grades and chemical composition specified in this standard are also applicable to ingots,billets and their products.
This standard applies to round and square spring steels (hereinafter referred to as steel bars) with nominal diameter or side length not greater than 120 mm,flat spring steels with nominal width not greater than 160 mm and nominal thickness not greater than 60 mm,and spring steel wire rods with nominal diameter not greater than 40 mm.
The steel grades and chemical composition specified in this standard are also applicable to ingots,billets and their products.
标准号:
GB/T 1222-2016e
标准名称:
弹簧钢
英文名称:
Spring steels标准状态:
现行-
发布日期:
2016-12-13 -
实施日期:
2017-09-01 出版语种:
英文
起草人:
起草单位:
归口单位:
SAC/TC 183 Technical Committee 183 on Steel of Standardization Administration of China.提出部门:
China Iron and Steel Association.发布部门:
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
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