EN 10297 36CrNiMo4 Alloy Steel Cold Drawn Tubes

Posted:3/23/2017 2:37:46 AM

EN 10297 36CrNiMo4 material no. is 1.6511. 36CrNiMo4 alloy steel cold drawn tubes are equivalent with AFNOR 40NCD3, BS 816M40, 40XHMA, ASTM 4340, and CN 40CrNiMo.
36CrNiMo4 seamless steel cold drawn tubes can be made into mechanical and general engineering purposes etc.
36CrNiMo4 Cold Drawn and Hot Rolled Tubes Sizes

Process

Outer Diameter

Wall Thickness

Length

Cold Drawn

1/4 – 16 Inch

1/50 – 1 1/4 Inch

12000 mm max

Hot Rolled

1 1/2 – 30 Inch

1/8 –  8 Inch

12000 mm max

Heat Treatment:
Soft Annealing: Heat to 650-700��, cool slowly. This will produce a maximum Brinell hardness of HBS 248.
Normalizing: Temperature: 850-880��.
Hardening: Harden from a temperature of 820-860�� followed by water or oil quenching.
Tempering: Tempering temperature: 540-680��.
Delivery Conditions: Hot Rolled only, Stress Relieved, Annealed, Normalized, Quenched and Tempered
Surfaces Conditions: Black surface with oxygen skin
Grind for external or internal surface, or external and internal surface
Peeled for external or internal surface, or external and internal surface

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