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SA-312 Grade TP 304N

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SA-276 304N SA-358 304N
#304N

Description

USA AMS SA-312/SA-312M , SA-312 Grade TP 304N Specialsteel Specification for Seamless and Welded Austenitic Stainless Steel Pipes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-312 Grade TP 304N
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-312 Grade TP 304N Austenite AMS USA Specification for Seamless and Welded Austenitic Stainless Steel Pipes

Chemical composition(mass fraction)(wt.%) of the SA-312 Grade TP 304N

C Si Mn P S Cr Ni N
≤0.08 ≤0.75 ≤2.00 ≤0.045 ≤0.03 18.0 -20.0 8.00 -10.5 0.10 -0.16

Mechanical Properties of steel grade SA-312 Grade TP 304N

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)
734 (≥) 622 (≥) 21 21 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade SA-312 Grade TP 304N

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
11 - -     0.14 -  
872 914 - 33.3 321   -  
228 - 32 22.2   431 333

Heat Treatment of steel grade SA-312 Grade TP 304N

Heat treated : 1343°C - 1717°C

Technological Curves of steel grade SA-312 Grade TP 304N

Cross Reference Table (Equivalent Grade) of SA-312 Grade TP 304N

Grade Standard Country Application
304N
304N
TP304N
TP304N
TP304N
TP304N
SUS304N1
SUS304N2
SUS304N2A
SUS304N2A
SUS304N2A
SUS304N2
SUS304N1
304N(S30451)
SUS304N2A
SUS304N2A

Relevant standard of SA-312 Grade TP 304N

SA-312/SA-312M Specification for Seamless and Welded Austenitic Stainless Steel Pipes SA-312-SA-312M-.pdf
SA-276 304N SA-358 304N
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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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