20CrMnMoH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20CrMnMoH

Location » Home » Grades > Special Alloy > 20CrMnMoH

GBT 20CrMnMoH

Profile

This page is mainly introduced the 20CrMnMoH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20CrMnMoH,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
20CrMnMoH
  • Steel Garde:20CrMnMoH
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 737~646 σb/MPa
Yield Strength 808 σ 0.2 ≥/MPa
Elongation 78 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 654~631 -
HRC 30 -

Physical Properties

Thermal expansion 62-78 e-6/K
Thermal conductivity 59-35 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6578-3283 째C
Density 2207-2876 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)
20CrMnMoH 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

Hot keywords:20CrMnMoH
Previous: 20MnTiBH
Next: 20CrMnTiH