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SAE H20 Details

Hot-Work Tool Steel

SAE H20 Standard Download

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H20 Application:Hot-Work Tool Steel
Category Type Grade Designations
Grades Tool Steels & Die Steels H20 USA - SAE ,
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤)
C 0.25 0.35
Si 0.10 0.75
Mn 0.10 0.40
Cr 1.80 2.20
Mo - -
V 0.40 0.60
W 9.00 10.00
Mechanical properties of grade H20
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)
829 (≥) 515 (≥) 32 34 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 133
Physical properties of grade H20
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
853 (≥) 349 (≥) 22 24 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 441
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
772 541 995
H20 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
GH2018 GB China
Classification and designation for superalloys and high temperature intermetallic materials
GH2036 GB China
Classification and designation for superalloys and high temperature intermetallic materials
GH2038 GB China
Classification and designation for superalloys and high temperature intermetallic materials
08X10H20T2 GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
10X11H20T3P GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
20X25H20C2 GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
07X17H20M2Д2T GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
1OXl1H20T2P GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
10X12H20T2 GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
10Xl1H20T2P(ЭИ696A) GOST Russia
Russia GOCT standard deformation of high temperature alloy grades and chemical composition
ISO H20 ISO International
Nickel and nickel alloy forgings
H20 SAE USA
Hot-Work Tool Steel

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