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PSL-2 25-50-6 N06255 Grade 125

EU EN PSL-225-50-6N06255Grade125 石油天然气工业 套管、油管和接箍毛坯用耐腐蚀合金无缝管 交货技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals PSL-2 25-50-6 N06255 Grade 125 EN ISO 13680 EU 石油天然气工业 套管、油管和接箍毛坯用耐腐蚀合金无缝管 交货技术条件

Chemical composition(mass fraction)(wt.%) of the PSL-2 25-50-6 N06255 Grade 125

Element Min Max Similar
W - 3.0000 -
Ti - 0.6900 -
Si - 0.0300 -
S - 0.0300 -
P - 0.0300 -
Ni 47.0000 52.0000 -
Mo 6.0000 9.0000 -
Mn - 1.0000 -
Cu - 1.2000 -
Cr 23.0000 26.0000 -
C - 0.0300 -

Mechanical Properties of steel grade PSL-2 25-50-6 N06255 Grade 125

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)
173 (≥) 595 (≥) 23 11 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade PSL-2 25-50-6 N06255 Grade 125

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
13 - -     0.22 -  
541 982 - 11.3 134   -  
315 - 23 22.2   332 342

Heat Treatment of steel grade PSL-2 25-50-6 N06255 Grade 125

Heat treated : 1365°C - 1712°C

Technological Curves of steel grade PSL-2 25-50-6 N06255 Grade 125

Cross Reference Table (Equivalent Grade) of PSL-2 25-50-6 N06255 Grade 125

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