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Sweden SS 1234 Pressure vessel tubes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 1234 / 1234
Category Grade Standard Region/Area Standard Content
Metals 1234 SIS 141234 Sweden Pressure vessel tubes

Chemical composition(mass fraction)(wt.%) of the 1234

Element Min Max Similar
Si 0.0100 0.0400 -
S - 0.0500 -
P - 0.0500 -
N - 0.0090 -
Mn - 0.5000 -
Cu - 0.3000 -
Cr - 0.2000 -
C - 0.1700 -

Mechanical Properties of steel grade 1234

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)
298 (≥) 756 (≥) 14 24 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade 1234

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
11 - -     0.31 -  
277 651 - 32.3 114   -  
482 - 23 42.2   212 431

Heat Treatment of steel grade 1234

Heat treated : 1664°C - 1633°C

Technological Curves of steel grade 1234

Cross Reference Table (Equivalent Grade) of 1234

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