SNCM220 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SNCM220

Location » Home » Grades > Special Alloy > SNCM220

CNS SNCM220

Profile

This page is mainly introduced the SNCM220 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SNCM220,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SNCM220
  • Steel Garde:SNCM220
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Structural steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
SNCM220H CNS China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 530~859 σb/MPa
Yield Strength 837 σ 0.2 ≥/MPa
Elongation 91 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 812~993 -
HRC 30 -

Physical Properties

Thermal expansion 30-12 e-6/K
Thermal conductivity 52-62 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9580-9822 째C
Density 4889-0073 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)
SNCM220 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