Available 24/7 at contact@steel-grades.com

2Cr20Mn9Ni2Si2N

Description

China GB GB/T 1221 (1992), 2Cr20Mn9Ni2Si2N Specialsteel Heat-resisting steel bars and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 2Cr20Mn9Ni2Si2N
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel 2Cr20Mn9Ni2Si2N Austenite GB China Heat-resisting steel bars

Chemical composition(mass fraction)(wt.%) of the 2Cr20Mn9Ni2Si2N

C Si Mn P S Ni Cr N
0.17 -0.26 1.80 -2.70 8.50 -11.00 ≤0.35 ≤0.03 2.00 -3.00 18.00 -21.00 0.20 -0.30

Mechanical Properties of steel grade 2Cr20Mn9Ni2Si2N

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
613 (≥) 618 (≥) 14 32 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 333

Physical Properties of steel grade 2Cr20Mn9Ni2Si2N

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
13 - -     0.24 -  
418 768 - 34.3 443   -  
165 - 41 22.2   121 331

Heat Treatment of steel grade 2Cr20Mn9Ni2Si2N

Heat treated : 1149°C - 1549°C

Technological Curves of steel grade 2Cr20Mn9Ni2Si2N

Relevant standard of 2Cr20Mn9Ni2Si2N

GB/T 1221 (1992) Heat-resisting steel bars GB-T-1221--(1992).pdf

Available Suppliers

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
  • Do you supply this 2Cr20Mn9Ni2Si2N?
  • List your company on S&G now? Join
  • Non-paying users only
Top