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2-12mm thick BP440 alloy steel plate steel plate

BP440 alloy steel plate is hot rolled steel with heat treatment. It has features of uniform property, good shape and surface quality.

BP440 alloy steel plate chemical composition:
Grade C≤ Si≤ Mn≤ P≤ S≤ Alt≤ Cr≤ Ni≤ B≤ CEV Typical value
BP440 0.35 1.0 1.85 0.020 0.015 0.015 1.0 0.5 0.005 0.55

Note : Nb,V and Ti may be added if necessary (Nb +V + Ti ≤0.22% )

BP440 alloy steel plate mechanical properties:

Grade Thickness(mm) Tensile test 90° bending Impact energy
Yield strength ReH,MPa Tensile strength Rm,MPa Elongation A5 % Bending diameter -20℃
BP440 2-12 ≥1100 ≥1250 ≥8 - ≥20

BP440 alloy steel plate available size:

Grade HB Hardness,HB typical value Thickness mm Width mm Length mm
BP440 440 2-12 850-1800 2000-12000

BP440 alloy steel plate delivery status:
BP440 alloy steel plate can be in controlled rolling, quenching, quenching and tempering conditions for delivery.

Processing and distribution service of BP440 alloy steel plate:
According to user's needs, BBN steel can do cutting, bending, component processing, etc. processing for the BP440 alloy steel plate.


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