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A 473 309S

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A 409 TP309S A 478 Type 309S
#309S #S30908

Description

USA SAE A 473 (2009) , A 473 309S Specialsteel Stainless Steel Forgings and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 473 309S
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 473 309S Austenite SAE USA Stainless Steel Forgings

Chemical composition(mass fraction)(wt.%) of the A 473 309S

C Si Mn P S Cr Ni
≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.03 22.0 -24.0 12.0 -15.0

Mechanical Properties of steel grade A 473 309S

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)
236 (≥) 987 (≥) 14 32 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade A 473 309S

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
32 - -     0.43 -  
748 743 - 42.3 332   -  
291 - 43 13.2   413 324

Heat Treatment of steel grade A 473 309S

Heat treated : 1154°C - 1923°C

Technological Curves of steel grade A 473 309S

Cross Reference Table (Equivalent Grade) of A 473 309S

Grade Standard Country Application
309S
309S
TP309S
TP309S
TP309S
TP309S
MT309S
MT-309S
MT-309S-Cb
309S
AWS ER309Si
SUS309S
SUS309STP
SUS309STB
SUS309STB
SUS309STP
SUS309S
309S24
309S24
309S20

Relevant standard of A 473 309S

A 473 (2009) Stainless Steel Forgings A-473--(2009)-.pdf
A 409 TP309S A 478 Type 309S
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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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