Grade GX40CrNiSi27-4
European Standard Steel Grade 1.4823
Corresponding Standard EN 10295-2002
Heat resistant steel castings
Classification Cast Steel
Density 7.6 g/cm3
GX40CrNiSi27-4 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu * Mo W * V * Nb * Co *
Minimum Value 0.3 1 - - - 25 3 - - - - - -
Maximum Value 0.5 2.5 1.5 0.04 0.03 28 6 0.2 0.5 0.2 0.08 0.2 0.5
*The maximum content of the element is not specified
GX40CrNiSi27-4 Mechanical Properties
condition Test Temperature Tensile Strength
σb
Mpa
Specified Plastic Yield Strength
Rp0.2
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
cast steel Room Temperature ≥550 ≥250 ≥3 Agreed annealing hardness Max.
cast steel 600°C 100h (1000h) Rupture Strength σr 100(80) Creep Strength for 1%-10000h
28
cast steel 700°C 100h Rupture Strength σr
45
Creep Strength for 1%-10000h
15
cast steel 800°C 100h Rupture Strength σr
25
Creep Strength for 1%-10000h
8
cast steel 900°C 100h (1000h) Rupture Strength σr 15(5) Creep Strength for 1%-10000h
4
cast steel 1000°C Creep Strength for 1%-10000h
1
GX40CrNiSi27-4 Corresponding Standards(Same grade name, different standards)

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