H12

This page provides H12 datasheet, H12 mechanical properties, chemical element H12, technical specifications of H12 steel material properties. H12 performance specifications.

Category Class Grade Standard Country Application
Steel GradesTool Die Steels H12 ASTM USA Hot-Work Tool Steel
Datasheet for:Steel Grades:Tool Die Steels:H12

Chemical composition(mass fraction)(wt.%) of the H12

Elements Min.(≥) Max.(≤)
C 0.30 0.40
Si 0.80 1.20
Mn 0.20 0.50
P - 0.030
S - 0.030
Cr 4.75 5.50
Mo 1.25 1.75
V 0.20 0.50
W 1.00 1.70
Ni+Cu - 0.75

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade H12

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
246 (≥) 432 (≥) 11 33 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 221
Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
22 - -     0.33 -  
323 586 - 21.3 231   -  
384 - 13 42.2   321 314
Heat treated : 1752°C - 1463°C
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
15X18H12C4TЮ GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
03X18H12 GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
03X18H12T GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
12X18H12T GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
08X18H12Б GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
05X21H12Γ2БPЩ GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
08X18H12T GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
08X19H12TΦ GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
08X20H12AБΦ GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
20X12H12Γ6 GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
ISO H12 ISO International
Stainless steels - Chemical composition
H12 ASTM USA
Hot-Work Tool Steel
H12 SAE USA
Hot-Work Tool Steel
Contact Suppliers with your enquiries for H12 any of the shape and size.

Haihong International Trade (HK) CO., Limited

Stainless Steel, Special Steel, Compressor Blading, Turbine Blading, Superalloy Supplier.
H12 can be supplied as steel plate/ sheet, round steel bar, steel tube/pipe, steel stripe, steel billet, steel ingot, steel wire rods. electroslag, forged ring/ block,etc.
TEL:+86-816-3646575 FAX: +86-816-3639422
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E-mail: sales@tool-die-steels.com
Website: http://www.tool-die-steels.com/
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