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UP S4 CrMo 1

Germany DIN UPS4CrMo1 Classification of covered electrodes for manual metal arc welding of creep-resisting steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: UPS4CrMo1 / UP S4 CrMo 1
Category Grade Standard Region/Area Standard Content
Metals UP S4 CrMo 1 DIN 8575-1 Germany Classification of covered electrodes for manual metal arc welding of creep-resisting steels

Chemical composition(mass fraction)(wt.%) of the UP S4 CrMo 1

Element Min Max Similar
Si 0.0500 0.2500 -
S - 0.0200 -
P - 0.0200 -
Mo 0.4500 0.6500 -
Mn 1.7500 2.2500 -
Cu - 0.0300 -
Cr 0.9000 1.3000 -
C 0.0800 0.1500 -
Al - 0.0300 -

Mechanical Properties of steel grade UP S4 CrMo 1

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)
787 (≥) 326 (≥) 12 32 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade UP S4 CrMo 1

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 - -     0.14 -  
521 689 - 41.3 441   -  
338 - 14 21.2   414 413

Heat Treatment of steel grade UP S4 CrMo 1

Heat treated : 1828°C - 1452°C

Technological Curves of steel grade UP S4 CrMo 1

Cross Reference Table (Equivalent Grade) of UP S4 CrMo 1

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