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SAE H24 Details

Hot-Work Tool Steel

SAE H24 Standard Download

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H24 Application:Hot-Work Tool Steel
Category Type Grade Designations
Grades Tool Steels & Die Steels H24 USA - SAE ,
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤)
C - 0.45
Si 0.20 0.40
Mn 0.20 0.40
Cr - 3.00
Mo - -
V - -
W - 15.00
Mechanical properties of grade H24
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)
939 (≥) 279 (≥) 32 32 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 222
Physical properties of grade H24
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
644 (≥) 792 (≥) 42 44 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 234
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
242 598 678
H24 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
08X15H24B4TP GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
H24 ASTM USA
Hot-Work Tool Steel
H24 SAE USA
Hot-Work Tool Steel

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