Duplex Steel 329 Bolts and Nuts

Duplex Steel AISI 329

Buy Duplex Steel 329 bolts, nuts and other fasteners from Boltport, an Indian manufacturer & supplier of Duplex Steel 329 bolting materials to ASTM B446, B564, F467, F468, UNS N06329, DIN EN 2.4856, AMS 5666 and BS 3076 specifications with properties adequate for high strength, corrosion resistant and high temperature applications up to 1000º C (1800º F).

Boltport fasteners offer Duplex Steel 329 bolts and nuts with standard and custom manufacturing to your specification. We covers Duplex Steel 329 hex bolts, studs, stud bolts, hex nuts, washers, threaded rod and other fastener in metric and inch sizes with coarse, fine and extra fine threads to ASME, UN, BS, ISO and DIN standards.

Duplex Steel 329 Bolting Material

AISI 329 Specifications

  • ASTM B446 / ASME SB446
  • ASTM B443 / ASME SB443
  • ASTM B564 / ASME SB564
  • ASTM F467 / F467M
  • ASTM F468 / F468M
  • AMS 5666
  • BS 3076
  • AISI 329
  • UNS N06329
  • DIN / EN / Werkstoff No. 2.4856

AISI 329 Properties

Chemical Composition
Elements Ni Cr Mo Fe Nb + Tc Co Mn Si Al Ti C P S
Min % - 20.0 8.0 - 3.15 8.0 - - - - - - -
Max % Bal 23.0 10.0 5.0 4.15 1.0 0.5 0.5 0.4 0.40 0.10 0.015 0.015
Mechanical Properties
Temperature (°F) Ultimate Tensile (ksi) Yield Strength at 0.2% Offset(ksi) Elongation %
Room Temp. 144.0 84.0 44.0
400 134.0 66.0 45.0
329 132.0 63.0 42.5
800 132.0 61.0 45.0
1000 130.0 61.0 48.0
1200 119.0 60.0 34.0
1400 78.0 59.0 59.0
1329 40.0 39.0 117.0
  • AISI 329 for Aerospace Industry
  • AISI 329 for Chemical Processing Industry
  • AISI 329 for Food and Beverage Processing Industry
  • AISI 329 for Marine and Offshore Industry
  • AISI 329 for Oil and Gas Industry
  • AISI 329 for Paper and Pulp Processing Industry
  • AISI 329 for Power Generation Industry
  • AISI 329 for Research and Development Projects
  • AISI 329 for Water Desalination Plants

AISI 329 Characteristics

  • Excellent resistance to chloride pitting and crevice corrosion cracking
  • Immune to Chloride ion stress corrosion
  • Maintains high strength at elevated temperatures
  • Resistant to sea water, in both flowing and stagnant condition
  • Heat resistant

AISI 329 Applications

  • Marine engineering
  • Furnaces & gas turbines
  • Chemical processing plants
  • Boiler & pressure vessels
  • Nuclear power plants