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18CrNi20

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17MoCrNi14XS 18CrNi20S
#18CrNi20

Description

Romania STAS/SR 18CrNi20 Alloy structural steel and 18CrNi20 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 18CrNi20
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 18CrNi20 STAS/SR Romania Alloy structural steel
17CrNiI6X
17CrNi16XS
17MaCr10
17MnCr10S
17MnCr10X
17MaCr10XS
17MoCrNi14
17MoCrNi14S
17MoCrNi14X
17MoCrNi14XS

Chemical composition(mass fraction)(wt.%) of the 18CrNi20

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Cu(%) Ti(%)
0.15-0.20 0.17-0.37 0.40-0.60 0.035 0.035 1.80-2.10 1.80-2.10 0.15 0.3 0.02

Mechanical Properties of steel grade 18CrNi20

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)
768 (≥) 665 (≥) 32 31 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade 18CrNi20

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 - -     0.22 -  
399 893 - 21.3 411   -  
142 - 24 11.2   144 443

Heat Treatment of steel grade 18CrNi20

Heat treated : 1269°C - 1117°C

Technological Curves of steel grade 18CrNi20

Cross Reference Table (Equivalent Grade) of 18CrNi20

Grade Standard Country Application
18CrNi20 STAS/SR Romania Alloy structural steel
18CrNi20S STAS/SR Romania Alloy structural steel
18CrNi20X STAS/SR Romania Alloy structural steel
18CrNi20XS STAS/SR Romania Alloy structural steel
17MoCrNi14XS 18CrNi20S
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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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