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EU EN 1.4878 机械和一般工程用途 - 交货技术条件 - 第2部分:不锈钢无缝圆钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 1.4878 / 1.4878
Category Grade Standard Region/Area Standard Content
Metals 1.4878 EN 10297-2 EU 机械和一般工程用途 - 交货技术条件 - 第2部分:不锈钢无缝圆钢管

Chemical composition(mass fraction)(wt.%) of the 1.4878

Element Min Max Similar

Mechanical Properties of steel grade 1.4878

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)
494 (≥) 255 (≥) 21 11 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade 1.4878

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
21 - -     0.41 -  
329 924 - 31.3 134   -  
646 - 43 24.2   341 343

Heat Treatment of steel grade 1.4878

Heat treated : 1424°C - 1132°C

Technological Curves of steel grade 1.4878

Cross Reference Table (Equivalent Grade) of 1.4878

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