现行

SAE AMS6477E

Steel, Bars, Forgings, Mechanical Tubing and Forging Stock, 0.80Cr (0.90 - 1.03C), For Bearing Applications

2025-09-10

现行

SAE AMS6424H

Steel Bars, Forgings, Mechanical Tubing and Forging Stock, 0.80Cr - 1.8Ni - 0.25Mo (0.49 - 0.55C)
钢筋、锻件、机械管材和锻坯0.80Cr-1.8Ni-0.25Mo（0.49-0.55C）

2022-07-06

现行

SAE AMS6415V

Steel, Bars, Forgings, Mechanical Tubing, and Forging Stock, 0.80Cr - 1.8Ni - 0.25Mo (0.38 - 0.43C) (SAE 4340)
钢、棒材、锻件、机械卡套管和锻坯0.80Cr-1.8Ni-0.25Mo（0.38-0.43C）（SAE 4340）

2022-11-22

现行

SAE AMS6421J

Steel, Bars, Forgings, Mechanical Tubing and Forging Stock, 0.80Cr - 0.85Ni - 0.20Mo - 0.003B (0.35 - 0.40C) (Modified 98B37), Aircraft Quality

2025-09-12

现行

SAE AMS6476F

Steel, Bars, Forgings, Mechanical Tubing and Forging Stock 0.50Cr - 0.12Mo (0.89 - 1.01C)
钢、棒材、锻件、机械管和锻坯0.50Cr-0.12Mo（0.89-1.01C）

2021-11-09

现行

SAE AMS6330K

Steel Bars, Forgings, Mechanical Tubing and Forging Stock 0.65Cr - 1.25Ni (0.33 - 0.38C)
钢筋、锻件、机械管和锻坯0.65Cr-1.25Ni（0.33-0.38C）

2022-04-14

现行

SAE AMS6422M

Steel, Bars, Forgings, Mechanical Tubing and Forging Stock, 0.80Cr - 0.85Ni - 0.20Mo - 0.003B - 0.04V (0.38 - 0.43C) (98BV40 Mod), Aircraft Quality

2025-10-20

现行

SAE AMS6414N

Steel, Bars, Forgings, Mechanical Tubing, and Forging Stock, 0.80Cr - 1.8Ni - 0.25Mo (0.38 - 0.43C) (SAE 4340), Vacuum Consumable Electrode Remelted
钢、棒材、锻件、机械管材和锻坯0.80Cr-1.8Ni-0.25Mo（0.38-0.43C）（SAE 4340）真空自耗电极重熔

2023-03-01

现行

SAE AMS6260T

Steel, Bars, Forgings, and Mechanical Tubing and Forging Stock, 1.2Cr - 3.2Ni - 0.12Mo (0.07 - 0.13C) (9310)
钢、棒材、锻件、机械管材和锻件坯料1.2Cr-3.2Ni-0.12Mo（0.07-0.13C）（9310）

2022-10-26

现行

SAE AMS6328P

Steel, Bars, Forgings, Mechanical Tubing, and Forging Stock, 0.50Cr - 0.55Ni - 0.25Mo (0.48 to 0.53C) (8750)
钢、棒材、锻件、机械卡套管和锻造坯料0.50Cr-0.55Ni-0.25Mo（0.48至0.53C）（8750）

2023-01-13

现行

SAE AMS6409F

Steel, Bars, Forgings, Mechanical Tubing and Forging Stock 0.80Cr - 1.8Ni - 0.25Mo (0.38 - 0.43C) (SAE 4340) Special Aircraft Quality Cleanliness Normalized and Tempered
钢、棒材、锻件、机械管和锻坯0.80Cr-1.8Ni-0.25Mo（0.38-0.43C）（SAE 4340）特殊飞机质量清洁度正火和回火

2021-09-13

现行

SAE AMS6412R

Steel, Bars, Forgings and Forging Stock, 0.80Cr - 1.8Ni - 0.25Mo (0.35 - 0.40C) (4337), Aircraft Quality

2025-09-23

现行

MIL MIL-S-8967

STEEL BARS, WIRE, FORGING STOCK, FORGINGS, MECHANICAL TUBING, (431) PREMIUM QUALITY (NO S/S DOCUMENT)
钢筋、线材、锻坯、锻件、机械管 （431）优质（无S/S文件）

1968-03-01

现行

MIL MIL-S-8967 Notice 1-Cancellation

STEEL BARS, WIRE, FORGING STOCK, FORGINGS, MECHANICAL TUBING, (431) PREMIUM QUALITY (NO S/S DOCUMENT)
钢筋 钢丝 锻造 锻造 机械管 （431）优质（无S/S文件）

1991-02-04

现行

SAE AMS6448N

Steel, Bars, Forgings, Mechanical Tubing, and Forging Stock, Aircraft Quality, 0.95Cr - 0.22V (0.48 - 0.53C) (6150)
钢、棒材、锻件、机械卡套管和锻坯飞机质量0.95Cr-0.22V（0.48-0.53C）（6150）

2023-11-10

现行

SAE AMS6539B

Steel Bars, Forgings, Mechanical Tubing and Forging Stock, 1.7Cr - 3.8Ni - 0.3Mo (0.32 - 0.38C), Aircraft-Quality
1.7 Cr-3.8Ni-0.3Mo(0.32-0.38 C)飞机级钢筋、锻件、机械管材和锻件

2024-01-16

现行

SAE AMS6312L

Steel Bars, Forgings, Mechanical Tubing and Forging Stock, 1.8Ni - 0.25Mo (0.38 - 0.43C) (4640), Aircraft Quality

2025-09-12

现行

SAE AMS6492C

Steel Bars, Forgings, Mechanical Tubing and Forging Stock, 1.0Cr - 3.25Ni - 0.40Mo (0.17 - 0.22C), Aircraft Quality
钢筋、锻件、机械管材和锻件 1.0 Cr-3.25Ni-0.40Mo(0.17-0.22 C) 飞机级

2024-12-05

现行

SAE AMSS18732B

Steel Bars, Wire, Forging Stock, Forgings, Tubing (431), Special Quality
钢筋 电线 锻造件 锻件 管件（431） 特殊质量

2000-07-01

现行

SAE MAM6415C

Steel, Bars, Forgings, and Tubing, 0.80cr 1.8ni 0.25mo (0.38 0.43)
钢、棒材、锻件和管材 0.80cr 1.8ni 0.25mo（0.38 0.43）

2003-03-12