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PSL-1 25-50-6 Grade 125

EU EN PSL-125-50-6Grade125 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-1 25-50-6 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-1 25-50-6 Grade 125

Element Min Max Similar
Ni - - 50.0000
Mo - - 6.0000
Cr - - 25.0000
C - - 0.0300

Mechanical Properties of steel grade PSL-1 25-50-6 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)
162 (≥) 142 (≥) 11 14 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade PSL-1 25-50-6 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
23 - -     0.42 -  
117 289 - 22.3 223   -  
151 - 42 21.2   234 124

Heat Treatment of steel grade PSL-1 25-50-6 Grade 125

Heat treated : 1225°C - 1428°C

Technological Curves of steel grade PSL-1 25-50-6 Grade 125

Cross Reference Table (Equivalent Grade) of PSL-1 25-50-6 Grade 125

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