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

America UNS K22770 Alloy Steel(17-22A) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: K22770 / K22770
Category Grade Standard Region/Area Standard Content
Metals K22770 -- America Alloy Steel(17-22A)

Chemical composition(mass fraction)(wt.%) of the K22770

Element Min Max Similar
V 0.7500 0.9500 -
Si 0.5500 0.7500 -
S - 0.0250 -
P - 0.0250 -
Ni - 0.5000 -
Mo 0.4000 0.6000 -
Mn 0.6000 0.9000 -
Cu - 0.5000 -
Cr 1.0000 1.5000 -
C 0.2500 0.3000 -

Mechanical Properties of steel grade K22770

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)
834 (≥) 955 (≥) 24 23 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade K22770

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
42 - -     0.22 -  
647 573 - 44.3 433   -  
479 - 22 31.2   424 421

Heat Treatment of steel grade K22770

Heat treated : 1661°C - 1681°C

Technological Curves of steel grade K22770

Cross Reference Table (Equivalent Grade) of K22770

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 K22770?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top