Daido DCMX
Daido NAK80
Minkor
TENA STEEL
Toolox 33
Toolox 44
1.1730
1.2311
1.2343
1.2343 ESU
1.2363
1.2379
1.2436
1.2767
1.2842
1.7131
 
1.2436

1.2436 D 6

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1.2436 (X 210 CrW 12)

AISI D6

Chemical composition % C Si Mn Cr V W
2.03 0.39 0.39 11.49 0.11 0.78

Cold working steel for the manufacture of cutting, bending, press and embossing tools, punches, folding bars and knives.

1.2436 is a ledeburitic 12% chrome steel yet can be hardened by simple means. Machinability is generally unproblematic.

Tempering diagram
1.2436-1a%20Kopie
  • Hardness diagram: 950°C
  • Sample cross section: rect. 20 mm
Heat treatment diagram
1.2436-1b
TTT diagram for continuous cool down
1.2436-2c
  • Austenitisation temperature: 980 °C
  • Dwell time: 30 minutes
Hardness in HV
  • 3...100 Microstructure components in %
  • 0.9...20.0 Cool down parameters, i.e. cooling duration from 800°C to 500°C in seconds x 10 (power -2)
  • 2 K/min...Cooling speed in K/min in the 800°C to 500°C range
  • Mk...Martensite grain boundary
  • B...Bainite
Microstructure mass diagram
1.2436-2d
  • Lk... Ledeburitic carbide
  • B... Bainite
  • —— Water cooling
  • ------- Oil cooling
  • – • – Air cooling
  • 1... Work piece edge
  • 2... Work piece centre
  • 3... Jominy sample: distance from front face
Tempering curve
1.2436%203a.Seite
  • Austenitisation temperature: 980°C
  • Dwell time: 30 minutes
Dependence of grain hardness and hardening depth on the work piece diameter
1.2436%203c.Seite
  • Hardening temperature: 950°C
  • Hardening medium:
  • _____ Oil
  • ------- Air
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Obtainable as the following products:

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1.2436 D 6

Cold work tool steel for the manufacture of cutting, bending and pressing tools and embossing dies as well as folding bars and knives

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