S98 / 2S98
2018-11-08 15:33:13   Origin：   Remark：0 Click：

OFFICIAL TEST CERTIFICATE - issued by TUV - SGS -  BV
MATERIAL CATEGORY - Aircraft "S" series alloy structural steel
TYPE OF STEEL: 2.5 Ni alloy steel
MAIN CHEMICAL ELEMENTS (mass weight - %)

Carbon, C (％): 0.36 ~ 0.44
Silicon, Si (％): 0.10 ~ 0.35
Manganese, Mn (％): 0.45 ~ 0.70
Phosphorus, P (％) ≤: 0.025
Sulfur, S (％) ≤: 0.020
Chromium, Cr (％): 0.50 ~ 0.80
Nickel, Ni (%): 2.30 ~ 2.80
Molybdenum, Mo (％): 0.45 ~ 0.65
Ferrum, Fe (%): balance
Equal to: EN 26
TYPICAL MECHANICAL PROPERTIES
Condition: Heat treatment
Tensile strength σb≥/MPa: 980
Yield strength σs≥/MPa: 785
Elongation δ5≥(%): 10.0
Impact, AKV≥/J:  -
Hardness HBS: -
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.
PROFILE & AVAILABLE SIZE
Round bar & Disc (diameter):  5.5mm to 850mm
Square bar / Flat bar: 3mm to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T60 - 400mm X W40 - 1200mm X L1000-12000mm
Sheet steel via cold rolled: T0.5 - 6mm X W10 - 1000mm X L1000 - 2000mm
Steel strip via cold rolled: T0.1 - 3mm X W5 - 200mm X L (or in coil form)
Forging piece: stepped shafts, other different shapes based on OEM.

ADVANTAGE & SUPERIOR SERVICE
20+ years Focus On Special Steel Manufacturing and processing.
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Third party inspection service.
Export packing / Export documents.
Transport by Track, Sea, Courier (FedEx, UPS, DHL) and Air Cargo.