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318S17

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317S17 320S18
#318S17

Description

UK B.S. BS 1554, 318S17 Specialsteel Specification for stainless and heat-resisting steel round wire and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 318S17
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 318S17 B.S. UK Specification for stainless and heat-resisting steel round wire

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

C Si Mn P S Cr Mo Ni Nb
≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.03 18.00 -20.00 2.00 -3.00 11.00 -14.00 ≤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)
343 (≥) 996 (≥) 23 41 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

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
13 - -     0.32 -  
614 588 - 21.3 332   -  
477 - 22 21.2   343 433

Heat Treatment of steel grade 318S17

Heat treated : 1514°C - 1614°C

Technological Curves of steel grade 318S17

Cross Reference Table (Equivalent Grade) of 318S17

Grade Standard Country Application
318S17
318S17

Relevant standard of 318S17

BS 1554 Specification for stainless and heat-resisting steel round wire BS-1554.pdf
317S17 320S18
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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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