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SAE H25 Details

Hot-Work Tool Steel

SAE H25 Standard Download

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H25 Application:Hot-Work Tool Steel
Category Type Grade Designations
Grades Tool Steels & Die Steels H25 USA - SAE ,
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤)
C - 0.25
Si 0.20 0.40
Mn 0.20 0.40
Cr - 4.00
Mo - -
V - -
W - 15.00
Mechanical properties of grade H25
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)
244 (≥) 867 (≥) 14 21 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 122
Physical properties of grade H25
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
518 (≥) 696 (≥) 33 24 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 344
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
181 624 129
H25 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
36X18H25C2 GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
08X15H25T2MΦP GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
12X16H25M6AΓ GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
H25 ASTM USA
Hot-Work Tool Steel
H25 SAE USA
Hot-Work Tool Steel

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