Grade QT700-2A
Corresponding Standard GB /T 1348-2009
Spheroidal Graphite Iron Castings
Classification cast Iron
QT700-2A Mechanical Properties
Thickness
t
mm
Tensile Strength
σb
Mpa
Specified Plastic Yield Strength
Rp0.2
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
Attached casting specimen, t≤30 ≥700 ≥420 ≥2 225~305
Attached casting specimen, 30<t≤60 ≥700 ≥400 ≥2 225~305
Attached casting specimen, 60<t≤200 ≥650 ≥380 ≥1 225~305
QT700-2A Corresponding Standards(Same grade name, different standards)

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