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

ZG240-450BG

Description

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

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

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

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

Mechanical Properties of steel grade ZG240-450BG

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)
688 (≥) 238 (≥) 31 21 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade ZG240-450BG

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
33 - -     0.31 -  
595 689 - 41.3 113   -  
118 - 43 31.2   312 244

Heat Treatment of steel grade ZG240-450BG

Heat treated : 1985°C - 1846°C

Technological Curves of steel grade ZG240-450BG

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

Grade Standard Country Application
ZG240-450BG 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 ZG240-450BG?
  • List your company on S&G now? Join
  • Non-paying users only
Top