ASTM A517 Grade A Quenched and Tempered

ASTM A517 Grade A Quenched and Tempered general

Property Temperature Value
Elongation A50 23.0 °C Elongation A50 of 14 - 16 %
Reduction of area 23.0 °C Reduction of area of 45 %
Tensile strength 23.0 °C Tensile strength of 725 - 930 MPa
Yield strength 23.0 °C Yield strength of 620 - 690 MPa

ASTM A517 Grade A Quenched and Tempered chemical

Property Value
Boron Boron of 2.5E-3 %
Carbon Carbon of 0.15 - 0.21 %
Chromium Chromium of 0.5 - 0.8 %
Manganese Manganese of 0.8 - 1.1 %
Molybdenum Molybdenum of 0.18 - 0.28 %
Phosphorus Phosphorus of 0.03 %
Silicon Silicon of 0.4 - 0.8 %
Sulfur Sulfur of 0.025 %
Zirconium Zirconium of 0.05 - 0.15 %

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