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Description

USA ASTM CB-30 Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application and CB-30 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: CB-30
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy CB-30 ASTM USA Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application
CF-8M
CF-8C
CF-16F
CF-16Fa
CH-10
CH-20
CK-20
CE-30
CA-15
CA-15M

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

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%)
0.3 1.50 1.00 0.04 0.04 18.0-21.0 ≤2.0

Mechanical Properties of steel grade CB-30

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)
234 (≥) 438 (≥) 13 34 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade CB-30

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 - -     0.43 -  
673 432 - 34.3 244   -  
527 - 44 14.2   343 114

Heat Treatment of steel grade CB-30

Heat treated : 1234°C - 1784°C

Technological Curves of steel grade CB-30

Cross Reference Table (Equivalent Grade) of CB-30

Grade Standard Country Application
CB-30 ASTM USA
CB-30 ASTM USA Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application
CB-30 ASTM USA Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application

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