Grade QTANi20Cr2Nb
Corresponding Standard GB /T 26648-2011
Austenitic iron castings
Classification cast Iron
Density 7.4 g/cm3
QTANi20Cr2Nb Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Nb *
Minimum Value - 1.5 0.5 - - 1 18 - 0.12
Maximum Value 3 2.4 1.5 0.05 0.03 3.5 22 0.5 0.2
QTANi20Cr2Nb Mechanical Properties
form Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
Impact Energy Absorption
KV2
J
General Engineering Castings ≥370 ≥210 ≥7 140~200 ≥13①
Casting 370~480 210~250 8~20 140~200 11~24

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