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T20CH30

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T15TiNiCrl80 T20CrNi370
#T20CH30

Description

Romania STAS/SR T20CH30 Cast Steel and T20CH30 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: T20CH30
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel T20CH30 STAS/SR Romania Cast Steel
T12NNiCrl90
T12NNiCr210
T12TiMoNiCrl75
T12TiNiCr210
T15Cr130
T15MoNiCrl80
T15NiCr135
TI5NiCrl80
TlSTiMoNiCrl80
T15TiNiCrl80

Chemical composition(mass fraction)(wt.%) of the T20CH30

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
0.15-0.25 ≤1.00 1.00 0.035 0.030 12.0-14.0 ≤1.00

Mechanical Properties of steel grade T20CH30

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)
196 (≥) 741 (≥) 44 42 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade T20CH30

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
44 - -     0.13 -  
432 185 - 33.3 441   -  
441 - 13 33.2   232 433

Heat Treatment of steel grade T20CH30

Heat treated : 1421°C - 1697°C

Technological Curves of steel grade T20CH30

Cross Reference Table (Equivalent Grade) of T20CH30

Grade Standard Country Application
T20CH30 STAS/SR Romania Cast Steel
T15TiNiCrl80 T20CrNi370
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Jiangyou Longhai Special Steel Co.,Ltd.
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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