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A 312 TP309

Favorite Datasheet
A 276 309 A 314 309
#309 #S30900

Description

USA SAE A 312/A 312M (2009) , A 312 TP309 Specialsteel Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 312 TP309
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 312 TP309 Austenite SAE USA Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes

Chemical composition(mass fraction)(wt.%) of the A 312 TP309

C Si Mn P S Cr Ni
≤0.20 ≤1.00 ≤2.00 ≤0.045 ≤0.03 22.0 -24.0 12.0 -15.0

Mechanical Properties of steel grade A 312 TP309

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)
939 (≥) 174 (≥) 34 34 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade A 312 TP309

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 - -     0.34 -  
813 859 - 42.3 342   -  
525 - 13 13.2   333 121

Heat Treatment of steel grade A 312 TP309

Heat treated : 1769°C - 1419°C

Technological Curves of steel grade A 312 TP309

Cross Reference Table (Equivalent Grade) of A 312 TP309

Grade Standard Country Application
1.2309
1.4309
1.6309
1.6309
1.4309
309
S30900
309S
S30908
309HD
S30909
309Cb
S30940
309HCb
S30941
309
S30900
S30908
309S
S30909

Relevant standard of A 312 TP309

A 312/A 312M (2009) Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes A-312-A-312M--(2009)-.pdf
A 276 309 A 314 309
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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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