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X 5 CrNiMo 18 15

Italy UNI X5CrNiMo1815 Hot and cold rolled flat finished alloyed austenitic stainless steel products. Plates and strips for boilers and pressure vessels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X5CrNiMo1815 / X 5 CrNiMo 18 15
Category Grade Standard Region/Area Standard Content
Metals X 5 CrNiMo 18 15 UNI 7500 Italy Hot and cold rolled flat finished alloyed austenitic stainless steel products. Plates and strips for boilers and pressure vessels

Chemical composition(mass fraction)(wt.%) of the X 5 CrNiMo 18 15

Element Min Max Similar

Mechanical Properties of steel grade X 5 CrNiMo 18 15

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)
518 (≥) 277 (≥) 22 12 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade X 5 CrNiMo 18 15

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
22 - -     0.14 -  
578 593 - 44.3 311   -  
578 - 42 34.2   141 132

Heat Treatment of steel grade X 5 CrNiMo 18 15

Heat treated : 1146°C - 1331°C

Technological Curves of steel grade X 5 CrNiMo 18 15

Cross Reference Table (Equivalent Grade) of X 5 CrNiMo 18 15

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