3S132 / 3S132D
2025-12-05 11:41:00   Origin：   Remark：0 Click：

TECHNICAL DATASHEET - BS 3S132 & 3S132D

Material category: aircraft "S" series alloy structural steel

Type of steel:  3.2%Cr-1.0 Ni- 0.2Mo alloy steel

MELTING PROCESS - Consumable electrode remelted

CHEMICAL COMPOSITIONS (mass weight - %)

Carbon, C (％): 0.35 ~ 0.43
Silicon, Si (％): 0.10 ~ 0.35
Manganese, Mn (％): 0.45 ~ 0.70
Phosphorus, P (％)≤: 0.035
Sulfur, S (％)≤: 0.030
Chromium, Cr (％): 3.00 ~ 3.50
Nickel, Ni (%): ≤ 0.30
Molybdenum, Mo (％): 0.80 ~ 1.10
Vanadium, V (%): 0.15 ~ 0.25
Stannum, Tin (%): ≤ 0.030
Equal to: 1.8523

TYPICAL MECHANICAL PROPERTIES
Size /mm:  ≤ 40
Tensile strength, ≥ σb / MPa: 1240
Yield strength, ≥ σs ≥ MPa: 1080
Elongation, ≥ δ5 (％)≥: 8.0
≥ AKv /J (DVM-V form sampling):  27 
Size /mm: ≤ 100
Tensile strength, ≥ σb/MPa: 1270
Yield strength, ≥|σs≥/MPa: -
Elongation, ≥|δ5(％)≥: -
≥ AKv / J (DVM-V form sampling): - 
Size /mm:  ≤ 250
Tensile strength, ≥ σb / MPa: 1080
Yield strength, σs ≥ /MPa: -
Elongation, ≥ δ5 (％): -
≥ AKv / J (DVM-V form sampling): -
Hardness of Carburized layer HV: 800

TYPICAL APPLICATIONS
Alloy structural steels are widely used in the filed of ship, vehicle, airplane, guided missile, weapons, railway, bridges, pressure vessel, machine tools, mechanical components with a bigger sectional size and so on.
Power generation – turbine fasteners – boiler support rods.
Process plant – fasteners, Mechanical gears, gear shaft, main axis, valve rod.
Mechanical parts - connecting rod, bolt and nut, Multidiameter shaft, Pressure vessel.

DIMENSIONS & PRODUCT SHAPES:
Round bar / rod / disc (diameter): 6.0 to 800 mm
Square bar / flat bar: 10 to 600mm
Length: random length or based on the customer's special requirement.
Heavy / middle plate via hot rolled: T60 - 450mm X W50 - 1200mm X L1000 - 12000mm
Sheet steel via cold rolled: T0.5 - 6mm X W6 - 1000mm X L1000 - 2000mm
Forging piece: stepped shafts, other different shapes based on OEM.

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