SAE J 437A-1970 工具和模具钢的选择和热处理

标准号：SAE J 437A-1970
中文标准名称：工具和模具钢的选择和热处理
英文标准名称：Selection and Heat Treatment of Tool and Die Steels
标准类型：T05;T06
发布日期：1970/4/1 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：T05;T06
国际标准分类号：77.140.35
适用范围：The information in this report covers data relating to SAE J438, Tool and Die Steels, and is intended as a guide to the selection of the steel best suited for the intended purpose and to provide recommended heat treatments and other data pertinent to their use. Specific requirements as to physical properties are not included because the majority of tool and die steels are either worked or given special heat treatments by the purchaser. The purchaser may or may not elect to use the accompanying data for specification purposes.