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SA-688 TP 304LN

Favorite Datasheet
SA-666 304LN SA-813 TP304LN
#304LN #S30453

Description

USA AMS SA-688/SA-688M, SA-688 TP 304LN Specialsteel Specification for Welded Austenitic Stainless Steel Feedwater Heater Tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-688 TP 304LN
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-688 TP 304LN Austenite AMS USA Specification for Welded Austenitic Stainless Steel Feedwater Heater Tubes

Chemical composition(mass fraction)(wt.%) of the SA-688 TP 304LN

C Si Mn P S Cr Ni N
≤0.03 ≤1.00 ≤2.00 ≤0.045 ≤0.03 18.0 -20.0 8.00 -12.0 0.10 -0.16

Mechanical Properties of steel grade SA-688 TP 304LN

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)
711 (≥) 727 (≥) 32 41 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade SA-688 TP 304LN

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
44 - -     0.12 -  
254 192 - 13.3 441   -  
499 - 34 13.2   213 433

Heat Treatment of steel grade SA-688 TP 304LN

Heat treated : 1636°C - 1977°C

Technological Curves of steel grade SA-688 TP 304LN

Cross Reference Table (Equivalent Grade) of SA-688 TP 304LN

Grade Standard Country Application
304LN
304LN
TP304LN
TP304LN
TP304LN
TP304LN
TP304LN
SUS304LN
SUS304LN
304LN(S30453)
S30453
S30453
S30453
S30453
S30453
S30453
S30453

Relevant standard of SA-688 TP 304LN

SA-688/SA-688M Specification for Welded Austenitic Stainless Steel Feedwater Heater Tubes SA-688-SA-688M.pdf
SA-666 304LN SA-813 TP304LN
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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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