AMS 6499
2025-09-09 08:48:46 Origin： Remark：0 Click：
AMS 6499 is defined as a high-strength surface carburizable steel with excellent resistance, AMS 6499 cold drawn rod, round bar, flat bar, plate VIM + ESR remelting
MATERIAL DESIGNATION - AMS 6499
Typical chemical compositions (mass fraction %)
Carbon, C (％): 0.37 ~ 0.44
Silicon, Si (％): 2.60 ~ 2.85
Manganese, Mn (％): 0.50 ~ 0.95
Carbon, C (％): 0.37 ~ 0.44
Silicon, Si (％): 2.60 ~ 2.85
Manganese, Mn (％): 0.50 ~ 0.95
Phosphorus, P (％) ≤: 0.015
Sulfur, S (％) ≤: 0.010
Chromium, Cr (%): 0.65 ~ 1.05
Molybdenum, Mo (%): 0.30 ~ 0.55
Sulfur, S (％) ≤: 0.010
Chromium, Cr (%): 0.65 ~ 1.05
Molybdenum, Mo (%): 0.30 ~ 0.55
Nickel, Ni (%): 1.50 ~ 2.10
Vanadium, V (%): 0.10 ~ 0.30
Typical mechanical properties under room temp.
Heat treatment practice:
hardening: heat to 920 ~ 940°C, then oil quenching
double tempering at 300°C, air cooling.
Tensile strength, σb ≥ MPa: 1500
Yield strength, σ0.2 / MPa: 1320
Elongation, δ5 ≥ ( ％): 9.0
Reduction of area, ф ≥ (％): 40.0
Hardness via annealing / HBW: 311 max.
Reduction of area, ф ≥ (％): 40.0
Hardness via annealing / HBW: 311 max.
PRODUCT DESCRIPTION
AMS 6499 is usually produced by VIM followed by electroslag refining (ESR) if necessary for special purpose. Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' specific requirements.
AMS 6499 is usually produced by VIM followed by electroslag refining (ESR) if necessary for special purpose. Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' specific requirements.
TECHNICAL SALES ASSISTANCE & SERVICE
If you meet further on any technical enquiry. pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.
If you meet further on any technical enquiry. pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.
Raw material stock available
Custom 450 / XM-25 / S45000, 403 ESR, AISI 616 / 422 ESR, B50A365 / 403Cb+
17-4PH / 630, M-152 / 1.4938 / S151 / S159, S111, FV520B / S143 / 1.4594
X8CrMnN18-18, X40MnCrN19, X40MnCr18, X55MnCrN18-4
13Х11Н2B2MФ / AE961W, 11Х11Н2B2MФ / 16Х11Н2B2MФ
15-5PH / XM-12 (S15500), A-286 AISI 660 / S66286
10705BU, 10705MBU, 10705AJ
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