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DIN 1.2842 Details

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1.2842 Application:Tool steels (ISO 4957:1999)

Category Type Grade Designations
Grades Tool Die Steels 1.2842 Germany - DIN , DIN 17350 (1980) - Tool Steels; Technical Conditions of Delivery
DIN EN ISO 4957 (1999) - Tool steels (ISO 4957:1999)

Chemical composition(wt.%) of 1.2842 grade: DIN 17350 (1980)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.85 0.95
Si 0.10 0.40
Mn 1.90 2.10
P - 0.030
S - 0.030
Cr 0.20 0.50
Mo - -
V 0.05 0.15
Tool steels (ISO 4957:1999)

Mechanical properties of grade 1.2842 DIN 17350 (1980)

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
846 (≥) 688 (≥) 33 34 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical properties of grade 1.2842 DIN 17350 (1980)

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
878 (≥) 645 (≥) 12 32 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 142
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
843 332 959

1.2842 - Form of Supply

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

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
1.2842 DIN Germany
Tool steels (ISO 4957:1999)

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