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EN X50CrMnNiNbN21-9

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EN X45CrSi9-3 EN X53CrMnNiN21-9
#X50CrMnNiNbN21-9

Description

Euronorm EN EN X50CrMnNiNbN21-9 Euronorm Stainless Steel and EN X50CrMnNiNbN21-9 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: EN X50CrMnNiNbN21-9
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel EN X50CrMnNiNbN21-9 EN Euronorm Euronorm Stainless Steel
EN X15CrNiSi20-12
EN X15CrNiSi254
EN X15CrNiSi25-21
EN X18CrN28
EN X25CrMnNiN25-9-7
EN NiCr20TiAl
EN NiFe25Cr20NbTi
EN X33CrNiMnN23-8
EN X40CrSiMo10-2
EN X45CrSi9-3

Chemical composition(mass fraction)(wt.%) of the EN X50CrMnNiNbN21-9

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Nb(%)
0.45-0.55 Max 0.45 8.00-10.0 0.045 0.030 20.0-22.0 3.50-5.50 1.80-2.50

Mechanical Properties of steel grade EN X50CrMnNiNbN21-9

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)
941 (≥) 161 (≥) 13 13 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical Properties of steel grade EN X50CrMnNiNbN21-9

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
43 - -     0.11 -  
739 873 - 21.3 441   -  
451 - 33 41.2   234 312

Heat Treatment of steel grade EN X50CrMnNiNbN21-9

Heat treated : 1125°C - 1296°C

Technological Curves of steel grade EN X50CrMnNiNbN21-9

Cross Reference Table (Equivalent Grade) of EN X50CrMnNiNbN21-9

Grade Standard Country Application
X50CrMnNiNbN21-9 DIN Germany Valve steel
X50CrMnNiNbN21-9 AFNOR France Valve Internal Combustion Engines steel (NF-EN 1009-1998)
ISO X50CrMnNiNbN21 9 ISO ISO ISO standard valve austenite steel
EN X50CrMnNiNbN21-9 EN Euronorm Euronorm Stainless Steel
EN X45CrSi9-3 EN X53CrMnNiN21-9
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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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