AISI 904L Tube Fittings

Tube Fittings

SS 904L Tube Fittings are used for instrumentation and industrial purposes with single ferrule and double ferrule compression type design. SS 904l tube fittings are used in the vast majority of today's analytical and process instrumentation applications. These tube fittings are either hot forged, cold forged or bar stock machined for high integrity and pressure holding capacity.

Anand Steels is a stockist and supplier of SS 904L Tube Fittings for applications in chemical, petrochemical, fluid power, plant and public utility, maritime, defence, aerospace, automotive industries. These 904l tube fittings are manufactured to ASTM A276/A276M and A479/A479M material specifications. These 904L tube fittings are also available in forged condition to ASTM A182 F904L specification. These 904L Tube Fittings are available in single ferrule or double ferrule type compression with wide range of sizes. SS 904l tube fittings are duly marked for traceability. We offer worldwide shipping by Sea or Air freight options.

SS 904L Tube Fittings Categories

For more information on SS 904L Tube Fittings, see below details.

  • Sizes: 1/16 to 2 in.
  • Working Pressure: Vacuum to 12,100 psig
  • Temperature Rating: -319°F to 842°F
  • Construction: Hot Forged, Bar Stock Machined
  • Material Specifications: ASTM / ASME A182 F904L, ASTM A276/A276M and A479/A479M Type 904L / UNS N08904, Uranus® B6, X1-Ni-Cr-Mo-Cu-25-20-5, DIN/EN/Werkstoff Number 1.4539
  • Origin: India, China, Taiwan, Korea, Japan, Sweden, Italy, France, Germany, UK & USA

Chemical Requirements for SS 904L Tube Fittings

Elements Composition, %
Carbon (C) 0.02 Max
Manganese (Mn) 2.00 Max
Phosphorus (P) 0.04 Max
Sulfur (S) 0.03 Max
Silicon (Si) 1.00 Max
Chromium (Cr) 19.00 – 23.00 Max
Nickel (Ni) 23.00 – 28.00 Max
Molybdenum 4.00 – 5.00 Max
Copper (Cu) 1.00 – 2.00 Max
Nitrogen (N) 0.10 Max

Mechanical Requirements for SS 904L Tube Fittings

Elements Composition
Tensile Strength, min ksi [MPa] 71 [490]
Yield Strength, min ksi [MPa] 31 [215]
Elongation in 2 inch or 50mm (or 4D), min % Longitudinal 35
Transverse 25

Applications for AISI 904L Tube Fittings

  • Process equipment in chemical industry
  • Petrochemical industry
  • Bleaching equipment in the pulp and paper industry
  • Flue gas cleaning
  • Desalination
  • Seawater handling
  • Hydrometallurgy
  • Food and beverage
  • Pharmaceuticals
  • Heat exchangers