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SA540 B23

Alias

SA540 B23
E-4340-H

Chemistry

Alloy Steel

Element Min Max
C (Carbon) 0.37% 0.44%
Mn (Manganese) 0.6% 0.95%
P (Phosphorus) 0.025%
S (Sulphur) 0.025%
Si (Silicon) 0.15% 0.35%
Cr (Chromium) 0.65% 0.95%
Ni (Nickel) 1.55% 2%
Mo (Molybdenum) 0.5 0.65%
Mechanical Property Min Max (to 6 incl.)
Tensile Strength 120 ksi
Yield Strength 0.2 offset 105 ksi
Elongation 15%
Reduction of Area 50%
Hardness (Brinell) 248 HB 311 HB

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Information is given for illustrative purposes only. Tachart accepts no responsibility for the accuracy of the data contained within or the use of the data by any other party.
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