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H14

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T20813 T20814
#H14

Description

USA ASTM H14 Alloy tool steel and H14 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: H14
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy H14 ASTM USA Alloy tool steel
W5
T72305
H10
H11
T20811
T20810
H12
T20812
H13
T20813

Chemical composition(mass fraction)(wt.%) of the H14

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) W(%)
0.35～0.45 0.80～1.20 0.20～0.50 ≤0.030 ≤0.030 4.75～5.50 4.00～5.25

Mechanical Properties of steel grade H14

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)
711 (≥) 796 (≥) 11 21 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade H14

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
31 - -     0.44 -  
714 438 - 31.3 311   -  
973 - 41 41.2   313 213

Heat Treatment of steel grade H14

Heat treated : 1227°C - 1421°C

Technological Curves of steel grade H14

Cross Reference Table (Equivalent Grade) of H14

Grade Standard Country Application
H14 ASTM USA Alloy tool steel
PH14-8Mo UNS USA Martensitic special steel
PH14-8Mo UNS USA Martensitic special steel
08X20H14C2 Austenitic - Martensitic steel
20X20H14C2 Austenitic - Martensitic steel
45X14H1482M Austenitic
03X17H14M2 ГОСТ Russia Austenitic
ISO H14 ISO ISO ISO standard Austenite size heat resistant steel
GH141 GBT China wrought Fe/Ni-base superalloy
GH145 GBT China wrought Fe/Ni-base superalloy
HGH140 GBT China Super alloy welding wire
HGH145 GBT China Super alloy welding wire
T20813 T20814
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