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T20823

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H23 H24
#T20823

Description

USA UNS T20823 Alloy tool steel and T20823 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: T20823
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy T20823 UNS USA Alloy tool steel
T20813
H14
T20814
H19
T20819
H21
T20821
H22
T20822
H23

Chemical composition(mass fraction)(wt.%) of the T20823

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) V(%) W(%)
0.25～0.35 0.15～0.60 0.15～0.40 ≤0.030 ≤0.030 11.0～12.75 0.75～1.25 11.0～12.75

Mechanical Properties of steel grade T20823

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)
184 (≥) 385 (≥) 41 12 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade T20823

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
13 - -     0.33 -  
561 861 - 12.3 413   -  
913 - 33 44.2   241 411

Heat Treatment of steel grade T20823

Heat treated : 1163°C - 1966°C

Technological Curves of steel grade T20823

Cross Reference Table (Equivalent Grade) of T20823

Grade Standard Country Application
T20823 UNS USA Alloy tool steel
H23 H24
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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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