AISI 4427 Bolts and Nuts

Molybdenum Steel AISI 4427

Buy AISI 4427 bolts, nuts and other fasteners from Boltport, an Indian manufacturer & supplier of AISI 4427 bolting materials to ASTM B446, B564, F467, F468, UNS N06600, 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 AISI 4427 bolts and nuts with standard and custom manufacturing to your specification. We covers AISI 4427 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.

AISI 4427 Bolting Material

AISI 4427 Specifications

  • ASTM B446 / ASME SB446
  • ASTM B443 / ASME SB443
  • ASTM B564 / ASME SB564
  • ASTM F467 / F467M
  • ASTM F468 / F468M
  • AMS 5666
  • BS 3076
  • Alloy 600
  • UNS N06600
  • DIN / EN / Werkstoff No. 2.4856

AISI 4427 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
600 132.0 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
1600 40.0 39.0 117.0
  • AISI 4427 for Aerospace Industry
  • AISI 4427 for Chemical Processing Industry
  • AISI 4427 for Food and Beverage Processing Industry
  • AISI 4427 for Marine and Offshore Industry
  • AISI 4427 for Oil and Gas Industry
  • AISI 4427 for Paper and Pulp Processing Industry
  • AISI 4427 for Power Generation Industry
  • AISI 4427 for Research and Development Projects
  • AISI 4427 for Water Desalination Plants

AISI 4427 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 4427 Applications

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