S154D Stockist, S154D Equivalent Steel

S154D
2022-01-10 15:16:47   Origin:   Remark:0 Click:

Cr-Ni-Mo Hardened Steel S154D Round bar, Stocklist S154D flat bar ESR remelted, Hot forging, hot rolling, Heat treatment, Machined.


TECHNICAL SPECIFICATION - S154D

OFFICIAL TEST CERTIFICATE: issued by TUV - SGS -  BV
MATERIAL CATEGORY: Aircraft "S" series alloy structural steel
TYPE OF STEEL: Cr-2.5%Ni-Mo Steel Series
MELTING PROCESS - EAF + AOD / + ESR
CHEMICAL COMPOSITION (mass weight - %)    
Carbon, C (%): 0.27 ~ 0.35
Silicon, Si (%): 0.15 ~ 0.40
Manganese, Mn (%): 0.45 ~ 0.80
Phosphorus, P (%)≤: 0.025
Sulfur, S (%)≤: 0.015
Chromium, Cr (%): 0.60 ~ 0.90
Nickel, Ni (%): 2.30 ~ 2.80
Molybdenum, Mo (%): 0.45 ~ 0.65
MECHANICAL PROPERTIES UNDER ROOM TEMP.
Condition: Heat treatment + QT
Tensile strength σb≥/MPa: 1000 ~ 1200
Yield strength σs≥/MPa: 850
Elongation δ5≥(%): 11.0
Impact strength, AKv ≥/J: -
Hardness HBS: 362 max.   
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 nuts, Multidiameter shaft.
PROFILE & DIMENSIONS
Round bar / Disc (diameter): 5.5mm to 550mm
Square bar / Flat bar: 10mm to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T60 - 300mm X W10 - 1000mm X L1000 - 4000mm
Sheet steel via cold rolled: T1.0 - 4mm X W5 - 1000mm X L1000 - 2000mm
Steel strip via cold rolled: T0.5 - 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.

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