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419740

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419735 419800
#419740

Description

Czech Republic CSN 419740 The Czech republic tool steel and 419740 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 419740
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 419740 CSN Czech Republic The Czech republic tool steel
419680
419710
419711
419712
419720
419721
419723
419732
419733
419735

Chemical composition(mass fraction)(wt.%) of the 419740

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) V(%) W(%)
0.25-0.35 0.90-1.40 0.20-0.50 0.03 0.03 1.00-1.40 0.10-0.25 30.30-40.00

Mechanical Properties of steel grade 419740

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)
179 (≥) 984 (≥) 11 33 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade 419740

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
34 - -     0.31 -  
515 666 - 32.3 224   -  
552 - 41 34.2   414 243

Heat Treatment of steel grade 419740

Heat treated : 1789°C - 1555°C

Technological Curves of steel grade 419740

Cross Reference Table (Equivalent Grade) of 419740

Grade Standard Country Application
419740 CSN Czech Republic The Czech republic tool steel
419735 419800
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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