2S118
2025-08-15 14:20:00 Origin： Remark：0 Click：
Aircraft high quality structural alloy steel 2S118 flat bar, round bar steelmaking, Electroslag melting, Blooming, heat treatment, straightened, cold worked
TECHNICAL DATA SHEET - 2S118
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
MATERIAL CATEGORY: Aircraft "S" series alloy structural steel
TYPE OF STEEL: Ni Cr Mo alloy steel
MELTING PROCESS - Consumable electrode remelted steel
H S CODE For Customs - 7228 4000 / 7228 5000 / 7228 6000
TYPICAL CHEMICAL COMPOSITIONS (mass fraction %)
Carbon, C (％): 0.35 ~ 0.45
Silicon, Si (％): 0.10 ~ 0.35
Manganese, Mn (％): 0.40 ~ 0.80
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.030
Chromium, Cr (％): 0.90 ~ 1.40
Nickel, Ni (%): 1.20 ~ 1.60
Molybdenum, Mo (％): 0.10 ~ 0.20
TYPICAL MECHANICAL PROPERTIES
Condition: Heat treatment
Tensile strength, Rm ≥ MPa: 980
Yield strength, Rp0.2 ≥ MPa: 835
Elongation, A5 ≥ (%): 10.0
Impact strength, AKv ≥ J: 78
Hardness HB: 269 Min.
DIMENSIONS & AVAILABLE FORMS
Round bar (diameter): 5.5 to 600mm
Wire rod (diameter): 3.0 to 16mm
Square bar / flat bar: 8 to 600mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T60 - 400 X W50 - 1000 X L1000 - 5000mm
Sheet steel via cold rolled: T0.5 - 6 X W100 - 1000 X L1000 - 2000mm
Steel strip via cold rolled: T0.5 - 3 X W5 - 200 X L (or in coil form)
Forging piece: stepped shafts, other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical inquiry, pleased to EMAIL our resident team of qualified production engineers. E-mail: sales@ccsteels.com.
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
MATERIAL CATEGORY: Aircraft "S" series alloy structural steel
TYPE OF STEEL: Ni Cr Mo alloy steel
MELTING PROCESS - Consumable electrode remelted steel
H S CODE For Customs - 7228 4000 / 7228 5000 / 7228 6000
TYPICAL CHEMICAL COMPOSITIONS (mass fraction %)
Carbon, C (％): 0.35 ~ 0.45
Silicon, Si (％): 0.10 ~ 0.35
Manganese, Mn (％): 0.40 ~ 0.80
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.030
Chromium, Cr (％): 0.90 ~ 1.40
Nickel, Ni (%): 1.20 ~ 1.60
Molybdenum, Mo (％): 0.10 ~ 0.20
TYPICAL MECHANICAL PROPERTIES
Condition: Heat treatment
Tensile strength, Rm ≥ MPa: 980
Yield strength, Rp0.2 ≥ MPa: 835
Elongation, A5 ≥ (%): 10.0
Impact strength, AKv ≥ J: 78
Hardness HB: 269 Min.
DIMENSIONS & AVAILABLE FORMS
Round bar (diameter): 5.5 to 600mm
Wire rod (diameter): 3.0 to 16mm
Square bar / flat bar: 8 to 600mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T60 - 400 X W50 - 1000 X L1000 - 5000mm
Sheet steel via cold rolled: T0.5 - 6 X W100 - 1000 X L1000 - 2000mm
Steel strip via cold rolled: T0.5 - 3 X W5 - 200 X L (or in coil form)
Forging piece: stepped shafts, other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical inquiry, pleased to EMAIL our resident team of qualified production engineers. E-mail: sales@ccsteels.com.
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