K31545
2025-11-16 07:17:00 Origin： Remark：0 Click：
Standard Specification of forged or rolled high temperature service K31545 round bar, flat bar, plate, , ESR melted, hot bloomed, forged, rolled, heat treated
TECHNICAL DATA SHEET - UNS K31545
Material technical specifications: ASTM A182 - 2018
Material type : 3Cr - 0.9Mo Alloy steel
Typical chemical compositions (mass fraction %)
Carbon, C (％): 0.05 ~ 0.15
Carbon, C (％): 0.05 ~ 0.15
Manganese, Mn (％): 0.30 ~ 0.80
Silicon, Si (％): ≤ 0.50
Phosphorus, P (％): ≤ 0.030
Sulfur, S (％): ≤ 0.020
Chromium, Cr (%): 2.70 ~ 3.30
Molybdenum, Mo (%): 0.80 ~ 1.06
Nickel, Ni (%): -
Niobium, Nb (%): -
Titanium, Ti (%): -
TYPICAL MECHANICAL PROPERTIES
Tensile strength, σb ≥ MPa: 515
Yield strength, σ0.2 / MPa: 310
Elongation, δ5 ≥ (％): 20.0
Reduction of area, ф ≥ (％): 30.0
Hardness via heat treatment /HBW: 156 ~ 207
HEAT TREATMENT PRACTICE
Condition: annealed 955 Deg. C
Cooling medium: furnace cool
TECHNICAL SALES ASSISTANCE & SERVICE
If you meet further on any technical inquiry. pleased to EMAIL ( lh.steel@hotmail.com ) our resident team of qualified production engineers.
Jiangyou Longhai Special Steel Co.,Ltd
ISO 9001-2015 Certified
Raw Material Stock Available
Custom 450 / GD450 / XM-25 (S45000), 403 ESR, AISI 616 / 422 ESR, B50A365 / 403Cb+
17-4PH / 630, M-152 / 1.4938 / S151D, FV520B / S143 / 1.4594. X22CrMoV12-1
13Х11Н2B2MФ / AE961W, 11Х11Н2B2MФ / 16Х11Н2B2MФ
AISI 615 / S41800, 15-5PH / XM-12 (S15500), A-286 AISI 660 / S66286
10705BU, 10705MBU, 10705AJ, S132, S131, S111, S159, S154
Carbon, C (％): 0.05 ~ 0.15
Manganese, Mn (％): 0.30 ~ 0.80
Silicon, Si (％): ≤ 0.50
Phosphorus, P (％): ≤ 0.030
Sulfur, S (％): ≤ 0.020
Chromium, Cr (%): 2.70 ~ 3.30
Molybdenum, Mo (%): 0.80 ~ 1.06
Nickel, Ni (%): -
Niobium, Nb (%): -
Titanium, Ti (%): -
TYPICAL MECHANICAL PROPERTIES
Tensile strength, σb ≥ MPa: 515
Yield strength, σ0.2 / MPa: 310
Elongation, δ5 ≥ (％): 20.0
Reduction of area, ф ≥ (％): 30.0
Hardness via heat treatment /HBW: 156 ~ 207
HEAT TREATMENT PRACTICE
Condition: annealed 955 Deg. C
Cooling medium: furnace cool
TECHNICAL SALES ASSISTANCE & SERVICE
If you meet further on any technical inquiry. pleased to EMAIL ( lh.steel@hotmail.com ) our resident team of qualified production engineers.
Jiangyou Longhai Special Steel Co.,Ltd
ISO 9001-2015 Certified
Raw Material Stock Available
Custom 450 / GD450 / XM-25 (S45000), 403 ESR, AISI 616 / 422 ESR, B50A365 / 403Cb+
17-4PH / 630, M-152 / 1.4938 / S151D, FV520B / S143 / 1.4594. X22CrMoV12-1
13Х11Н2B2MФ / AE961W, 11Х11Н2B2MФ / 16Х11Н2B2MФ
AISI 615 / S41800, 15-5PH / XM-12 (S15500), A-286 AISI 660 / S66286
10705BU, 10705MBU, 10705AJ, S132, S131, S111, S159, S154
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