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STS309STPY

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STS309STP STS309STB
#STS309S

Description

Korea KS D 3588 (2009), STS309STPY Specialsteel Large diameter welded stainless steel pipes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: STS309STPY
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel STS309STPY Austenite KS Korea Large diameter welded stainless steel pipes

Chemical composition(mass fraction)(wt.%) of the STS309STPY

C Si Mn P S Cr Ni Mo N
≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.030 22.00 -24.00 12.00 -15.00 ≤ ≥ ≤ ≥

Mechanical Properties of steel grade STS309STPY

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)
953 (≥) 521 (≥) 31 11 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade STS309STPY

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
21 - -     0.22 -  
267 798 - 41.3 123   -  
998 - 31 21.2   342 311

Heat Treatment of steel grade STS309STPY

Heat treated : 1969°C - 1338°C

Technological Curves of steel grade STS309STPY

Relevant standard of STS309STPY

D 3588 (2009) Large diameter welded stainless steel pipes D-3588-(2009).pdf
STS309STP STS309STB
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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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