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H19

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T20814 T20819
#H19

Description

USA ASTM H19 Alloy tool steel and H19 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: H19
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy H19 ASTM USA Alloy tool steel
H10
H11
T20811
T20810
H12
T20812
H13
T20813
H14
T20814

Chemical composition(mass fraction)(wt.%) of the H19

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％) V(%) W(%) Co(%)
0.32～0.45 0.20～0.50 0.20～0.50 ≤0.030 ≤0.030 4.00～4.75 0.30～0.55 1.75～2.20 3.75～4.50 4.00～4.50

Mechanical Properties of steel grade H19

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)
358 (≥) 742 (≥) 23 23 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade H19

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
14 - -     0.24 -  
313 157 - 32.3 423   -  
711 - 34 31.2   131 112

Heat Treatment of steel grade H19

Heat treated : 1579°C - 1959°C

Technological Curves of steel grade H19

Cross Reference Table (Equivalent Grade) of H19

Grade Standard Country Application
H19 ASTM USA Alloy tool steel
CPM H19 AISI USA Powder metallurgy tool steel Hot work tool steels
CPM H19V AISI USA Powder metallurgy tool steel Hot work tool steels
BH19 UK Carbide for cutting tools
BH19 UK Carbide for cutting tools
09X14H1982БP Austenitic
40X15H7Γ7Φ2 Austenitic
SWRCH19A CNS China China Taiwan Structural steel
GH199 GBT China wrought Fe/Ni-base superalloy
T20814 T20819
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