Martensite 4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Martensite 4

CNS Martensite 4

Profile

This page is mainly introduced the Martensite 4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Martensite 4,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Martensite 4
  • Steel Garde:Martensite 4
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Heat-Resistant Steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 825~729 σb/MPa
Yield Strength 656 σ 0.2 ≥/MPa
Elongation 28 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 524~154 -
HRC 30 -

Physical Properties

Thermal expansion 25-50 e-6/K
Thermal conductivity 74-36 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0966-4354 째C
Density 9442-7574 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
Martensite 4 Special Alloy Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download