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318S17

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317S17 320S18
#318S17

Description

UK 318S17 austenitic special steel and 318S17 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 318S17
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 318S17 UK austenitic special steel
303S31
309S20
310S17
310S25
314S25
316S14
316S19
316S33
317S11
317S17

Chemical composition(mass fraction)(wt.%) of the 318S17

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Nb(%)
Max 0.08 Max 1.00 Max 2.00 Max 0.045 Max 0.03 18.0-20.0 11.0-14.0 2.00-3.00 10×CMax 1.00

Mechanical Properties of steel grade 318S17

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)
829 (≥) 121 (≥) 43 32 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade 318S17

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
33 - -     0.11 -  
961 895 - 34.3 321   -  
196 - 22 12.2   432 233

Heat Treatment of steel grade 318S17

Heat treated : 1131°C - 1469°C

Technological Curves of steel grade 318S17

Cross Reference Table (Equivalent Grade) of 318S17

Grade Standard Country Application
318S17 UK austenitic special steel
317S17 320S18
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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