汽车调质曲轴用热轧钢棒
Hot-rolled steel bars for quenched and tempered automobile crankshafts

2020-03-06

Standard Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered
钢棒 合金 热锻或冷轧 淬火和淬火的标准规范

2024-10-15

绿色设计产品评价技术规范 汽车用非调质钢棒材
Technical specification for green-design product assessment—Non-quenched and tempered steel bars for automobile

2021-05-17

Steel rod, bars and wire for cold heading and cold extrusion-Technical delivery conditions for steels for quenching and tempering
冷镦和冷挤压用钢棒、棒材和线材 淬火和回火用钢的交货技术条件

2017-12-08

Steel rod, bars and wire for cold heading and cold extrusion - Part 4: Technical delivery conditions for steels for quenching and tempering
冷镦和冷挤压用钢棒、棒材和线材第4部分:淬火和回火用钢的交货技术条件

2018-02-01

Steel rod, bars and wire for cold heading and cold extrusion - Part 4: Technical delivery conditions for steels for quenching and tempering.
冷镦和冷挤压用钢棒、棒材和线材.第4部分:淬火和回火用钢的交货技术条件

2002-02-28