DIN 1.2311,40CrMnMoS8-6,1.2312,P20,40CMD8

Grades | Tool Die Steels | 1.2311,40CrMnMoS8-6,1.2312,P20,40CMD8

DIN 1.2311,40CrMnMoS8-6,1.2312,P20,40CMD8

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1.2311,40CrMnMoS8-6,1.2312,P20,40CMD8 Application:Tool Steels; Technical Conditions of Delivery

Chemical composition(mass fraction)(wt.%) of the 1.2311,40CrMnMoS8-6,1.2312,P20,40CMD8
Elements Min.（≥） Max.（≤） Similar Remarks
C 0.35 0.45
Si 0.30 0.50
Mn 1.40 1.60
P - 0.030
S 0.05 0.10
Cr 1.80 2.00
Mo 0.15 0.25
V - -

Mechanical properties of grade 1.2311,40CrMnMoS8-6,1.2312,P20,40CMD8

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
114 (≥) 847 (≥) 13 41 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical properties of grade 1.2311,40CrMnMoS8-6,1.2312,P20,40CMD8

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
733 (≥) 271 (≥) 42 23 31 Solution and Aging, Annealing, Ausaging, Q+T,etc
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2		 - - -
524 633 981 - - -

1.2311,40CrMnMoS8-6,1.2312,P20,40CMD8 Range of products
Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED