ASTM A508 Grade 3 Class 1, Quenched and Tempered

ASTM A508 Grade 3 Class 1, Quenched and Tempered general

Property Temperature Value
Elongation A50 20.0 °C Elongation A50 of 18 %
Reduction of area 20.0 °C Reduction of area of 38 %
Tensile strength 20.0 °C Tensile strength of 550 - 725 MPa
Yield Strength Rp0.2, short transverse 20.0 °C Yield Strength Rp0.2, short transverse of 345 MPa

ASTM A508 Grade 3 Class 1, Quenched and Tempered chemical

Property Value
Aluminium Aluminium of 0.03 %
Boron Boron of 3E-3 %
Calcium Calcium of 0.02 %
Carbon Carbon of 0.25 %
Chromium Chromium of 0.25 %
Copper Copper of 0.2 %
Manganese Manganese of 1.2 - 1.5 %
Molybdenum Molybdenum of 0.45 - 0.6 %
Nickel Nickel of 0.4 - 1 %
Niobium Niobium of 0.01 %
Phosphorus Phosphorus of 0.03 %
Silicon Silicon of 0.4 %
Sulfur Sulfur of 0.025 %
Titanium Titanium of 0.02 %
Vanadium Vanadium of 0.05 %

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