Grade A148 Grade 135-125
USA UNS D51250
Corresponding Standard ASTM A148/A148M-2020
Steel Castings, High Strength, for Structural Purposes
Classification Cast Steel
A148 Grade 135-125 Chemical Element Composition Content (%)
Component P S
Minimum Value - -
Maximum Value 0.05 0.06
A148 Grade 135-125 Mechanical Properties
Tensile Strength
σb
ksi
Yield Point
σs
ksi
Elongation or Extension Rate
δ
%
Reduction of Area
ψ
%
≥135 ≥125 ≥9 ≥22

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