汽车调质曲轴用热轧钢棒

Hot-rolled steel bars for quenched and tempered automobile crankshafts

标准介绍

This standard specifies ordering information, dimensions, shape, mass, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of hot-rolled steel bars for quenched and tempered automobile crankshafts.
This standard is applicable to hot-rolled steel bars (hereinafter referred to as steel bars) with nominal diameter not greater than 200 mm.

提出部门

China Iron and Steel Association.

发布部门

State Administration for Market Regulation and National Standardization Administration