标准号:ISO 2938-1974
中文标准名称:机加工用空心钢棒
英文标准名称:Hollow steel bars for machining
标准类型:H48
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:H48
国际标准分类号:77.140.75
适用范围:Specifies the characteristics of thick-walled seamless steel bars intended for the manufacture of tubular and annular machined parts.Gives designation for the order, tabulates chemical composition and mechanical properties as well as nominal dimensions ranging from 32 mm up to and including 250 mm (outside diameter).