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1.3817

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X40MnCr18 G-X2CrNiMnMoNNb21-16-5-3
#X40MnCr18 #1-3817

Description

Germany SEW SEW 390, 1.3817 Specialsteel Non magnetizable steels. Technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 1.3817
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 1.3817 SEW Germany Non magnetizable steels. Technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the 1.3817

C Si Mn P S Cr
0.40 -0.55 ≤0.80 17.00 -19.00 ≤0.100 ≤0.030 3.00 -5.00

Mechanical Properties of steel grade 1.3817

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)
444 (≥) 517 (≥) 34 44 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade 1.3817

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
12 - -     0.34 -  
221 336 - 43.3 311   -  
128 - 21 12.2   444 441

Heat Treatment of steel grade 1.3817

Heat treated : 1851°C - 1525°C

Technological Curves of steel grade 1.3817

Relevant standard of 1.3817

SEW 390 Non magnetizable steels. Technical delivery conditions SEW-390.pdf
X40MnCr18 G-X2CrNiMnMoNNb21-16-5-3
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