1.2601 X165CrMoV12 cold work tool steel
1. Applications:
High performance blanking, punching, stamping and cutting tools and dies up to 6 mm sheet thickness, thread rollings, chasers and dies, cold forming and bending tools, precision blanking dies, longitudinal and circular shear blades for plastic, paper and metal, milling cutters, reamers, broaches, hobbing tools, tools for drawing, deep drawing and cold extrusion, woodworking tools, pressing tools for the sinters, ceramics and pharmaceutical industries, cold piercers, measuring tools, rolling cutters and shaping wheels, cold pilger mandrels, flanging, straightening and beading rolls, trimming and splitting dies, tools for the cold manufacture of screws, nuts and rivets, plastic moulds.
2. Chemical composition:
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C
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Si
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Mn
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Cr
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V
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P/S
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W
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Mo
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1.55~1.75
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0.25-0.40
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0.20-0.40
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11.00 ~12.00
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0.10~0.50
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0.030
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0.40-0.60
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0.50-0.70
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3. Mechanical properties:
High carbon and high chromium, ledeburitic 12 % Cr alloyed cold work tool steel, dimensionally stable, high wear resistance, against abrasive and adhesive, good toughness, edge-holding ability and compression strength, low distorsion, non-deforming, full hardness with air hardening in any dimension, suitable for bath nitriding.
4. Available sizes:
Round Bar: Φ 6-410mm
Flat: 8-160*205-710mm
Mould: 200*200-1200*1000mm
Length: 3000-6000mm
Mill deliver conditions, or sawing or cutting for customer request.
5. Physical properties:
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Thermal expansion coefficient
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10-6 m
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100°C
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200°C
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400°C
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500°C
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m K
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10.5
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11.0
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11.5
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12.0
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Thermal conductivity
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W
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20°C
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m K
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20
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6. Heat treatment:
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Annealing
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Temperature
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Cooling
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Hardness
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800 - 850°C
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furnace
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max. 250 HB
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|
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|||
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Stress relief annealing
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Temperature
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Cooling
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650-750°C
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furnace
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Hardening
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Temperature
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Quenching media
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Tempering
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980 - 1010°C
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Oil, Salt bath ( 220 - 250 °C or 500 - 550 °C )
Air or compressed air
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see tempering
diagram
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Hardness after quenching: 63 - 65 HRC
Hardness after tempering:
100 °C 200 °C 300 °C 400 °C
64 HRC 62 HRC 60 HRC 58 HRC
