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419678

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419675 419680
#419678

Description

Czech Republic CSN 419678 The Czech republic tool steel and 419678 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 419678
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 419678 CSN Czech Republic The Czech republic tool steel
419564
419569
419572
419581
419614
419642
419655
419662
419663
419675

Chemical composition(mass fraction)(wt.%) of the 419678

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.24-0.34 0.15-0.40 0.20-0.45 0.03 0.03 0.50-0.90 30.90-40.60 10.10-10.70

Mechanical Properties of steel grade 419678

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)
717 (≥) 433 (≥) 33 31 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade 419678

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
13 - -     0.32 -  
848 227 - 24.3 342   -  
994 - 11 12.2   421 231

Heat Treatment of steel grade 419678

Heat treated : 1998°C - 1987°C

Technological Curves of steel grade 419678

Cross Reference Table (Equivalent Grade) of 419678

Grade Standard Country Application
419678 CSN Czech Republic The Czech republic tool steel
419675 419680
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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