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GS-12 CrMo 19 5

Germany SEW GS-12CrMo195 Cast steel for crude oil and natural gas installations and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GS-12CrMo195 / GS-12 CrMo 19 5
Category Grade Standard Region/Area Standard Content
Metals GS-12 CrMo 19 5 SEW 595 Germany Cast steel for crude oil and natural gas installations

Chemical composition(mass fraction)(wt.%) of the GS-12 CrMo 19 5

Element Min Max Similar
Si 0.3000 0.5000 -
S - 0.0350 -
P - 0.0350 -
Mo 0.4500 0.5500 -
Mn 0.4000 0.7000 -
Cr 4.5000 5.5000 -
C 0.0800 0.1500 -

Mechanical Properties of steel grade GS-12 CrMo 19 5

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)
548 (≥) 796 (≥) 33 23 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade GS-12 CrMo 19 5

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 - -     0.32 -  
626 618 - 11.3 324   -  
564 - 13 31.2   113 133

Heat Treatment of steel grade GS-12 CrMo 19 5

Heat treated : 1797°C - 1931°C

Technological Curves of steel grade GS-12 CrMo 19 5

Cross Reference Table (Equivalent Grade) of GS-12 CrMo 19 5

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