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Stellite No.251

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Stellite No.250 Stellite No.306
#Stellite # # #No.251

Description

Stellite No.251 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: Stellite No.251
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel Stellite No.251
Stellite No.107
Stellite No.156
Stellite No.157
Stellite No.158
Stellite No.159
Stellite No.190
Stellite No.190 PM
Stellite No.228
Stellite No.238
Stellite No.250

Chemical composition(mass fraction)(wt.%) of the Stellite No.251

 

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
0.3         28.0  
Mo Al Cu Nb Ti W Fe
      2.0      18.0 
N Co Pb B Other    
  ...           
             

Mechanical Properties of steel grade Stellite No.251

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)
622 (≥) 435 (≥) 44 41 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade Stellite No.251

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 - -     0.24 -  
871 638 - 23.3 221   -  
147 - 14 44.2   223 111

Heat Treatment of steel grade Stellite No.251

Heat treated : 1811°C - 1165°C

Technological Curves of steel grade Stellite No.251

Cross Reference Table (Equivalent Grade) of Stellite No.251

Grade Standard Country Application
Stellite 1 USA Stellite alloy
Stellite 3 Stellite alloy
Stellite 3PM Stellite alloy
Stellite 4 Stellite alloy
Stellite 6 Stellite alloy
Stellite 6KC Stellite alloy
Stellite 6PM Stellite alloy
Stellite 7 Stellite alloy
Stellite 8 Stellite alloy
Stellite 12 Stellite alloy
Stellite 12P Stellite alloy
Stellite 19 Stellite alloy
Stellite 20 Stellite alloy
Stellite 21 Stellite alloy
Stellite 23 Stellite alloy
Stellite 25 Stellite alloy
Stellite 27 Stellite alloy
Stellite 30 Stellite alloy
Stellite 31 Stellite alloy
Stellite 98M2 Stellite alloy
Stellite No.250 Stellite No.306
Available Suppliers
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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