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417251

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417249 417252
#417251

Description

Czech Republic CSN 417251 The Czech republic Stainless steel and 417251 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 417251
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 417251 CSN Czech Republic The Czech republic Stainless steel
417126
417134
417153
417240
417241
417242
417246
417247
417248
417249

Chemical composition(mass fraction)(wt.%) of the 417251

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
0.2 1.50-2.20 1.50 0.045 0.030 19.0-21.0 11.0-13.0

Mechanical Properties of steel grade 417251

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)
985 (≥) 587 (≥) 33 32 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade 417251

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 - -     0.13 -  
339 436 - 12.3 412   -  
857 - 33 12.2   224 213

Heat Treatment of steel grade 417251

Heat treated : 1357°C - 1927°C

Technological Curves of steel grade 417251

Cross Reference Table (Equivalent Grade) of 417251

Grade Standard Country Application
417251 CSN Czech Republic The Czech republic Stainless steel
417249 417252
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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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