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34 CrAINi 7

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OTA10TiMoNiCil70 X1CrNiMoCuN20-18-7
#34CrAINi7

Description

Germany DIN 34 CrAINi 7 Al-alloyed nitriding steel grade for large cross-sections. Suitable for piston rods, extruders, cylinders, gear wheels, and 34 CrAINi 7 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 34 CrAINi 7
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 34 CrAINi 7 DIN Germany Al-alloyed nitriding steel grade for large cross-sections. Suitable for piston rods, extruders, cylinders, gear wheels,
T6MoNiCrl80
T6NiCrl80
T10MoNiCrl80
T10NiCrl80
T15Crl70
T150280
T15MoNiCrl80
T15NiCrl80
OTA10NbMoNiCrl70
OTA10TiMoNiCil70

Chemical composition(mass fraction)(wt.%) of the 34 CrAINi 7

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Al(%)
0.30 – 0.37 0.40 0.40 – 0.70 0.025 0.035 1.50 – 1.80 0.85 – 1.15 0.15 – 0.25 0.80 – 1.20

Mechanical Properties of steel grade 34 CrAINi 7

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)
872 (≥) 527 (≥) 14 13 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade 34 CrAINi 7

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
21 - -     0.32 -  
731 967 - 34.3 143   -  
446 - 41 34.2   122 234

Heat Treatment of steel grade 34 CrAINi 7

Heat treated : 1612°C - 1614°C

Technological Curves of steel grade 34 CrAINi 7

Cross Reference Table (Equivalent Grade) of 34 CrAINi 7

Grade Standard Country Application
34 CrAINi 7 DIN Germany Al-alloyed nitriding steel grade for large cross-sections. Suitable for piston rods, extruders, cylinders, gear wheels,
OTA10TiMoNiCil70 X1CrNiMoCuN20-18-7
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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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