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SA-479 Type 304LN

Description

USA AMS SA-479/SA-479M, SA-479 Type 304LN Specialsteel Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-479 Type 304LN
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-479 Type 304LN Austenite AMS USA Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels

Chemical composition(mass fraction)(wt.%) of the SA-479 Type 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-479 Type 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)
262 (≥) 276 (≥) 33 41 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade SA-479 Type 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
42 - -     0.21 -  
458 958 - 41.3 132   -  
127 - 43 41.2   321 423

Heat Treatment of steel grade SA-479 Type 304LN

Heat treated : 1366°C - 1421°C

Technological Curves of steel grade SA-479 Type 304LN

Cross Reference Table (Equivalent Grade) of SA-479 Type 304LN

Relevant standard of SA-479 Type 304LN

SA-479/SA-479M Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels SA-479-SA-479M.pdf

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