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X50CoCrNi20-20

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1.4978 1.4944
#X50CoCrNi20-20

Description

Germany DIN X50CoCrNi20-20 The high-temperature and high-strength steel and X50CoCrNi20-20 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: X50CoCrNi20-20
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel X50CoCrNi20-20 DIN Germany The high-temperature and high-strength steel
X12CrCoNi21-20
2.4973
NiCr19CoMo
NiFeCr12Mo
2.4975
NiCr20Mo
NiCr20Mo
1.4977
X40CoNi20-20
1.4978

Chemical composition(mass fraction)(wt.%) of the X50CoCrNi20-20

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) W(%) Co(%)
0.45-0.55 Max 1.00 Max 1.50 Max 0.045 Max 0.030 19.0-21.0 19.0-21.0 3.50-4.50 3.50-4.50 19.0-21.0

Mechanical Properties of steel grade X50CoCrNi20-20

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)
597 (≥) 529 (≥) 34 24 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade X50CoCrNi20-20

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
12 - -     0.43 -  
578 848 - 11.3 112   -  
136 - 12 23.2   232 131

Heat Treatment of steel grade X50CoCrNi20-20

Heat treated : 1762°C - 1561°C

Technological Curves of steel grade X50CoCrNi20-20

Cross Reference Table (Equivalent Grade) of X50CoCrNi20-20

Grade Standard Country Application
X50CoCrNi20-20 DIN Germany The high-temperature and high-strength steel
1.4978 1.4944
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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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