Grade GX40NiCrSiNb 38-19
European Standard Steel Grade 1.4849
Corresponding Standard EN 10295-2002
Heat resistant steel castings
Classification Cast Steel
Properties Corrosion Resistance
Density 8 g/cm3
GX40NiCrSiNb 38-19 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu * Mo W * V * Nb Co *
Minimum Value 0.3 1 - - - 18 36 - - - - 1.2 -
Maximum Value 0.5 2.5 2 0.04 0.03 21 39 0.25 0.5 0.6 0.12 1.8 1
*The maximum content of the element is not specified
GX40NiCrSiNb 38-19 Mechanical Properties
condition Test Temperature Tensile Strength
σb
Mpa
Specified Plastic Yield Strength
Rp0.2
Mpa
Elongation or Extension Rate
δ
%
cast steel Room Temperature ≥420 ≥220 ≥4
cast steel 700°C 1000h Rupture Strength σr
93
Creep Strength for 1%-10000h
60
cast steel 800°C 100h Rupture Strength σr
93
Creep Strength for 1%-10000h
38
cast steel 900°C 100h (1000h) Rupture Strength σr 49(36) Creep Strength for 1%-10000h
20
cast steel 1000°C Creep Strength for 1%-10000h
8
GX40NiCrSiNb38-19 Corresponding Standards(Same grade name, different standards)

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