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

ZG240-450B

Description

China GBT ZG240-450B Steel castings for pressure purposes and ZG240-450B Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ZG240-450B
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ZG240-450B GBT China Steel castings for pressure purposes
ZGMn13-2
ZGMn13-3
ZGMn13-4
ZGMn13Cr
ZGMn13Cr2
ZGMn13Ni4
ZGMn13Mo
ZGMn13Mo2
ZG240-450A
ZG240-450AG

Chemical composition(mass fraction)(wt.%) of the ZG240-450B

C(%) Si(%) Mn(%) P(%) S(%)
≤0.20 ≤0.60 1.00-1.60 0.035 0.035

Mechanical Properties of steel grade ZG240-450B

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)
868 (≥) 936 (≥) 32 21 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade ZG240-450B

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
23 - -     0.31 -  
823 122 - 41.3 132   -  
219 - 43 31.2   422 442

Heat Treatment of steel grade ZG240-450B

Heat treated : 1981°C - 1661°C

Technological Curves of steel grade ZG240-450B

Cross Reference Table (Equivalent Grade) of ZG240-450B

Grade Standard Country Application
ZG240-450B GBT China Steel castings for pressure purposes
ZG240-450BG GBT China Steel castings for pressure purposes
ZG240-450BD GBT China Steel castings for pressure purposes

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 ZG240-450B?
  • List your company on S&G now? Join
  • Non-paying users only
Top