SAE AMS 6426D-1990 可耗电极真空熔化的钢棒、锻件和管件0.75Si 1.0Cr 0.58Mo (0.80-0.90C)

标准号：SAE AMS 6426D-1990
中文标准名称：可耗电*真空熔化的钢棒、锻件和管件0.75Si 1.0Cr 0.58Mo (0.80-0.90C)
英文标准名称：Steel Bars, Forgings, and Tubing, 0.75Si 1.0Cr 0.58Mo (0.80-0.90C), Consumable Electrode Vacuum Melted
标准类型：H48;H44
发布日期：1990/1/1 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：H48;H44
国际标准分类号：49.025.10
适用范围：This specification covers a premium aircraft-quality, low-alloy steel in the form of bars, forgings, mechanical tubing, and forging stock. Primarily for parts, such as bearing components, for service up to 500 degrees F (260 degrees C) and requiring a through-hardening steel capable of developing hardness not lower than 60 HRC in cross-sections 3 inches (76 mm) and under.