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30CrMnMoTiA

Description

China GBT 30CrMnMoTiA China structural steel and alloy steel and 30CrMnMoTiA Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 30CrMnMoTiA
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 30CrMnMoTiA GBT China China structural steel and alloy steel
37CrNi3
12CrNi4
20Cr2Ni4
20CrNiMo
40CrNiMoA
18CrNiMnMoA
45CrNiMoVA
18Cr2Ni4WA
25Cr2Ni4WA
38CrA

Chemical composition(mass fraction)(wt.%) of the 30CrMnMoTiA

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) Cu(%) Ti(%)
0.28-0.34 0.17-0.37 0.80-1.10 0.025 0.025 1.00-1.30 Max 0.25 0.25-0.30 Max 0.25 0.04-0.10

Mechanical Properties of steel grade 30CrMnMoTiA

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)
324 (≥) 383 (≥) 41 14 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade 30CrMnMoTiA

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
12 - -     0.22 -  
846 567 - 44.3 144   -  
194 - 32 23.2   342 124

Heat Treatment of steel grade 30CrMnMoTiA

Heat treated : 1813°C - 1945°C

Technological Curves of steel grade 30CrMnMoTiA

Cross Reference Table (Equivalent Grade) of 30CrMnMoTiA

Grade Standard Country Application
30CrMnMoTiA GBT China China structural steel and alloy steel

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