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TP 317 / UNS S31700

Alloy 317 is an austenitic chromium-nickel stainless steel that possesses excellent corrosion resistance. Of all the 300series stainless steels, alloy 317 is the most corrosion resistant and has the highest tensile and creep strength properties at elevated temperatures. The high molybdenum content the alloy’s superior pitting resistance.

Applications Screens for marine and chemical applications Pulp and paper applications, Marine components, Food, Processing Seals and other components for the oil and gas industry

 

  • Heat Exchanger Tubes
  • Boiler Tubes & Pipes
  • Line Pipes
  • Hydraulic Tubes
  • Instrumentation Tubes
  • Structural Pipes
  • Mechanical Tubes & Pipes

TPS Technitube supplies TP 317 / UNS S31700 in a big variety of forms incl.:

Chemical Composition

C = 0.08 % max S = 0.030 % max
Si = 0.75 % max Ni = 11.00-14.00 %
Mn = 2.00 % max Cr = 18.00-20.00 %
P = 0.040 % max Mo = 3.00-4.00 %

Mechanical properties all at room temperature

Elongation in 2 in or 50 mm, (or 4D), min 40%
YS min
KSI (MPa) = 30[205]
TS min
KSI [MPa] = 75[515]
El. Min 35

 

 

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    TPS-Technitube Röhrenwerke GmbH
    Julius-Saxler-Str. 7 | 54550 Daun/Germany
    Tel.: +49 65 92 71 20 | Fax: +49 65 92 1305
    www.technistock.de | www.tpsd.de | E-Mail: service@tpsd.de