X60NiMnCr13-5-3 & S131
2026-06-04 15:30:00   Origin：   Remark：0 Click：

TECHNICAL DATA SHEET - S131 & X60NiMnCr13-5-3
Material category: aerospace "S" Series alloy steel
Official test certificate: issued by TUV - SGS -  BV
Material specifications: BS 2S131 -1977

CHEMICAL COMPOSITIONS (mass weight - %)
Carbon, C (％): 0.55 ~ 0.70
Silicon, Si (％): 0.20 ~ 0.50
Manganese, Mn (％): 3.50 ~ 5.50
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.025
Chromium, Cr (％): 3.00 ~ 4.00
Nickel, Ni (％): 11.0 ~ 14.0
Molybdenum, Mo (％): ≤ 0.50
Niobium, Nb/Ti (%): -
Others (％): Tungsten, W ≤ 1.00, Vanadium, V ≤ 0.25

MECHANICAL PROPERTIES AT ROOM TEMP.
Condition: 950 ~ 1100 ℃ solution annealing treatment.
Tensile strength, Rm ≥ MPa: 700
Yield strength, Rp0.2 ≥ MPa: 30.0
Elongation, A5 ≥ (%): 55.0
Impact strength, AKU ≥ J: 300 min.
Hardness HBS:  -

PRODUCT DESCRIPTION
The alloy is usually produced by AOD / BEF followed by electroslag refining (ESR) / VAR if necessary for special purpose. Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' requirements.

TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry, pleased to EMAIL ( sales@ccsteels.com ) our resident team of qualified production engineers.