Low Alloy Steel A148 Gr 150-135

Chemical Composition

ElementSymbolAverage Preferred Range %
CarbonC0.25-0.35
ManganeseMn0.6-0.95
SiliconSi0.6
NickelNi0.4-0.8
ChromiumCr0.4-0.8
MolybdenumMo0.15-0.30
IronFeBalance

Mechanical Properties

PropertyMetric ValuesImperial Values
Tensile Strength Min150 ksi1035 MPa
Yield Strength Min135 ksi930 MPa
Elongation Min %7%7%
Hardness (Brinell)280-330HB280-330HB

Comparative Specifications

Applicable Casting Processes

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