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417021

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417020 417022
#417021

Description

Czech Republic CSN 417021 The Czech republic Stainless steel and 417021 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 417021
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 417021 CSN Czech Republic The Czech republic Stainless steel
GX2CrNiMo19-11-2
GX2CrNiMoCuN25-6-3-3
GX2CrNiMoN22-5-3
GX2CrNiMoN26-7-4
GX2NiCrMo28-20-2
GX5CrNi19-10
GX5CrNiMo19-11-2
GX5CrNiMoNb19-11-2
GX5CrNiNb19-11
417020

Chemical composition(mass fraction)(wt.%) of the 417021

C(％) Si(％) Mn(％) P(％) S(％) Cr(％)
0.09-0.15 0.7 0.9 0.04 0.03 12.0-14.0

Mechanical Properties of steel grade 417021

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)
387 (≥) 667 (≥) 42 23 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade 417021

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
22 - -     0.33 -  
767 665 - 42.3 442   -  
134 - 43 41.2   423 433

Heat Treatment of steel grade 417021

Heat treated : 1913°C - 1183°C

Technological Curves of steel grade 417021

Cross Reference Table (Equivalent Grade) of 417021

Grade Standard Country Application
417021 CSN Czech Republic The Czech republic Stainless steel
417020 417022
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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