Available 24/7 at contact@steel-grades.com

SA-312 Grade TP 309

America ASME SA-312GradeTP309 Specification for Seamless and Welded Austenitic Stainless Steel Pipes and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals SA-312 Grade TP 309 ASME SA-312/SA-312M America Specification for Seamless and Welded Austenitic Stainless Steel Pipes

Chemical composition(mass fraction)(wt.%) of the SA-312 Grade TP 309

Element Min Max Similar
Si - 0.7500 -
S - 0.0300 -
P - 0.0400 -
Ni 12.0000 15.0000 -
Mn - 2.0000 -
Cr 22.0000 24.0000 -
C - 0.1500 -

Mechanical Properties of steel grade SA-312 Grade TP 309

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)
355 (≥) 731 (≥) 22 14 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade SA-312 Grade TP 309

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
33 - -     0.34 -  
279 845 - 33.3 422   -  
225 - 44 43.2   223 244

Heat Treatment of steel grade SA-312 Grade TP 309

Heat treated : 1823°C - 1676°C

Technological Curves of steel grade SA-312 Grade TP 309

Cross Reference Table (Equivalent Grade) of SA-312 Grade TP 309

Available Suppliers

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...

Rfq.: sales@longhaisteel.com
  • Do you supply this SA-312 Grade TP 309?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top