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1.8550

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34CrAlNi7 LW14
#34CrAlNi7 #1-8550

Description

Germany DIN DIN EN 10085, 1.8550 Specialsteel Al-alloyed nitriding steel grade for large cross-sections. Suitable for piston rods, extruders, cylinders, gear wheels, and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 1.8550
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 1.8550 DIN Germany Al-alloyed nitriding steel grade for large cross-sections. Suitable for piston rods, extruders, cylinders, gear wheels,

Chemical composition(mass fraction)(wt.%) of the 1.8550

C Si Mn P S Al Cr Mo Ni
0.30 -0.37 ≤0.40 0.40 -0.70 ≤0.025 ≤0.035 0.80 -1.20 1.50 -1.80 0.15 -0.25 0.85 -1.15

Mechanical Properties of steel grade 1.8550

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)
384 (≥) 816 (≥) 32 23 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade 1.8550

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
31 - -     0.14 -  
476 185 - 23.3 422   -  
884 - 23 33.2   132 421

Heat Treatment of steel grade 1.8550

Heat treated : 1764°C - 1483°C

Technological Curves of steel grade 1.8550

Cross Reference Table (Equivalent Grade) of 1.8550

Grade Standard Country Application
34CrAlNi7-10

Relevant standard of 1.8550

DIN EN 10085 Al-alloyed nitriding steel grade for large cross-sections. Suitable for piston rods, extruders, cylinders, gear wheels, DIN-EN-10085.pdf
34CrAlNi7 LW14
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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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