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SEW 26NiCrMoV14-5 Details

Steels for larger forgings for components in turbine and generator installations

SEW 26NiCrMoV14-5 Standard Download

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26NiCrMoV14-5 Application:Steels for larger forgings for components in turbine and generator installations
Category Type Grade Microstructure Designations
Grades Tool Steels & Die Steels 26NiCrMoV14-5 Austenite Germany - SEW , SEW 555 - Steels for larger forgings for components in turbine and generator installations
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤)
C - 0.28
Si - 0.25
Mn - 0.40
P - 0.010
S - 0.010
Cr 1.40 1.80
Ni 3.40 3.80
Mo 0.30 0.45
V - 0.15
Al - 0.025
Mechanical properties of grade 26NiCrMoV14-5
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)
735 (≥) 516 (≥) 12 43 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 123
Physical properties of grade 26NiCrMoV14-5
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
244 (≥) 788 (≥) 22 42 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 233
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
852 563 574
26NiCrMoV14-5 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
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
26NiCrMoV14-5 SEW Germany
Steels for larger forgings for components in turbine and generator installations
1.6957 DIN Germany
Steels for larger forgings for components in turbine and generator installations

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