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AISI 4140 Low-Alloy High-Tensile Steel Plate
AISI 4140 Low-Alloy High-Tensile Steel Plate is a 1% chromium - molybdenum medium hardenability general purpose high tensile steel plate- generally supplied hardened and tempered in the tensile range of 850 - 1000 MPA (condition T).
Pre hardened and tempered AISI 4140 Low-Alloy High-Tensile Steel Plate can be further surface hardened by flame or induction hardening and by nitride.
Chemical Composition of the AISI 4140 Low-Alloy High-Tensile Steel Plate:
Min. % Max %
Carbon 0.36 0.44
Silicon 0.10 0.40
Manganese 0.65 1.10
Chromium 0.75 1.20
Molybdenum 0.15 0.35
Phosphorous 0 0.04
Sulphur 0 0.04
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