Stainless Steel 904L Pipe Fittings Manufacturer

Stainless Steel 904L is a non-stabilized low carbon high, alloy austenitic stainless steel, adding molybdenum & copper. This material is highly resistant to corrosion and has superior strength and durability. Stainless Steel 904L Pipe Fittings are essential in many industries, such as oil & gas, chemical processing & pharmaceuticals.

SS 904L Pipe Fittings primary advantage is their corrosion resistance. They are highly durable and can withstand extreme temperatures and harsh environments. Their superior resistance makes them ideal for use in industries such as oil and gas, petrochemical & nuclear power plants, where exposure to corrosive chemicals is high. Stainless Steel 904L pipe fittings are also much easier to clean & maintain. They do not need any extra coating & can resist wear and tear for long.

ASME B16.9 WP 904L Pipe Fittings have many uses in several industries due to their high corrosion resistance. They are commonly used in chemical processing, petrochemical plants, oil and gas & offshore drilling industries. ANSI B16.28 904L SS Pipe Fittings are also used in pharmaceutical and food processing industries, where cleanliness and hygiene are the top priorities. Stainless Steel 904L pipe fittings are also perfect for high-pressure and high-temperature applications.

SS 904L Butt Weld Fittings are non-magnetic, making them perfect for use in electronic, medical, & aerospace industries. They also have excellent resistance to pitting, crevice corrosion, and stress corrosion cracking. This highly malleable material can be easily formed & welded into various shapes &  sizes. The high-quality stainless steel products we provide at Global Steel include Stainless Steel 347 Pipe Fittings, Stainless Steel 321 Pipe Fittings and more.

Another important property of UNS N08904 Butt Pipe Fittings is their low carbon content, which makes them resistant to sensitization. Sensitization can occur when the carbon content in stainless steel increases above a particular limit & can lead to the formation of chromium carbides. Because of their low carbon content, Stainless Steel 904L pipe fittings do not have this issue. We provide an extensive range of products, such as Monel 400 Pipe Fittings, Manifold Valves and more.

SS 1.4539 Pipe Fittings are an excellent and versatile material that can be used in many industries. Their high resistance to corrosion, durability & ability to withstand extreme temperatures makes them useful for critical applications also the unique properties of SS 904L Buttweld Fittings provide a long-lasting solution that can save time & money as they require little maintenance.

Can SS 904L Pipe Fittings withstand extreme temperatures?

Yes, SS 904L Pipe Fittings can withstand high and low temperatures effectively. They have good thermal stability & retain mechanical properties over a wide temperature range. It is suitable for applications where temperature variations are encountered, such as in process industries & heat exchangers.

What are available sizes and dimensions for SS 904L Pipe Fittings?

SS 904L Pipe Fittings are available in various sizes and dimensions to suit various piping system requirements. Industry standards manufacture them and can be customized to meet specific project needs. Common sizes include 1/2″ to 48″ for flanges and 1/2″ to 36″ for buttweld fittings.

What is SS 904L, and why are SS 904L Pipe Fittings popular?

SS 904L is a high-alloy austenitic stainless steel known for its exceptional corrosion resistance especially in harsh environments such as acidic & chloride-rich conditions. SS 904L Pipe Fittings are popular due to their excellent resistance to corrosion, pitting and crevice corrosion, making them suitable for various industrial applications.

Specification of SS 904L Pipe Fittings

Standards ASTM A403 / ASME SA403
Dimensions ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, BS4504, BS4504, BS1560, BS10
  • Seamless Butt Weld Fittings : 1/2″ – 10″
  • Welded Butt Weld Fittings : 1/2″ – 48″
Type Seamless / Welded / Fabricated
Thickness SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, XXS available with NACE MR 01-75
Bending Radius R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom
Stainless Steel 904L Pipe Fittings

Equivalent Grades

SS 904L 1.4539 N08904 SUS 904L 904S13 STS 317J5L Z2 NCDU 25-20 X1NiCrMoCu25-20-5

Manufacturing Standards

ASME B16.9 ASTM A403 WP904L Fittings Factory-Made Wrought Buttwelding FittingsLong Radius Elbows, Long Radius Reducing Elbows, Long Radius Returns, Short Radius Elbows, Short Radius 180-deg Rerurns, 3D elbows, Straight Tees, Straight Crosses, Reducing Outlet Tees, Reducing Outlet
Crosses, Lap Joint Stub Ends, Caps, Reducers
ASME B16.28 Short Radius Elbows, Short Radius 180-deg Returns
MSS SP43Wrought and Fabricated Butt-Welding Fittings for Low Pressure, Corrosion Resistant ApplicationsLong Radius Elbows, Straight and Reducing-on-the-Outlet Tees, Lap Joint Stub ends, caps, long radius 180 Degree returns, concentric reducers, eccentric reducers
Mss SP75 Long Radius Elbows, 3R elbows, straight tees, reducing outlet tees, caps, reducers

Different Types

Buttweld Elbow

SS 904L Pipe Elbow

Butt weld Tee

SS 904L Pipe Tee

Butt weld Cross

SS 904L Pipe Cross


SS 904L Reducers

Buttweld Pipe Cap

SS 904L Pipe Cap

Buttweld Stubends

SS 904L Stub End

Contact us to get a quick quote for your requirement.

We offer These Stainless Steel 904L Buttweld Pipe Fittings as per DIN, ISO, JIS or ANSI Standard.

Available Stock

  • Stainless Steel 904L Lap Joint Stub Ends
  • Grade 904L Stainless Steel Pipe Fittings
  • ANSI B16.9 Stainless Steel 904L Pipe Caps
  • UNS N08904 Stainless Steel 2D Elbow
  • Stainless Steel 904L Pipe Reducing Tee
  • 904L SS Pipe Fittings
  • ASME B16.28 SS 904L Two Joint Pipe Fittings
  • ASTM A403 WP 904L Stainless Steel Lateral Tee
  • 904L Stainless Steel 1D Elbow
  • UNS N08904 Buttweld Fittings
  • Type 904L SS Industrial Buttweld Fittings
  • Stainless Steel 904L 45° Short Radius Elbow
  • SS 904L Reducers
  • SS 904L 3D Elbow Stockholder
  • 904L SS Two Halve Butt weld Fittings
  • Stainless Steel 904L Concentric Reducer
  • Stainless Steel 904L Buttweld Elbow
  • SS 904L Butt Weld Elbows 90°-SR- ASME B16.9
  • Stainless Steel 904L Reducing Elbow
  • ANSI B16.28 904L SS Seamless Pipe Fittings
  • Stainless Steel 904L Butt weld Fittings
  • INOX 904L Buttweld Pipe Fittings
  • Stainless Steel 904L Pipe Bends
  • Stainless Steel 904L 180° Buttweld Elbow
  • SS 904L Eccentric Reducer
  • Stainless Steel 904L Buttweld Pipe Nipple
  • SS 904L Buttweld Pipe Fittings
  • SS 904L 90° LR Elbow
  • Austenitic Stainless Steel 904L 45 Degree Pipe Elbow
  • SS 1.4539 Two Joint Pipe Fittings

Dimensional Tolerances

1/2 TO 2-1/2+1/16±1/32Not less than 87-1/2% of Normal Thickness±1/16±1/16±1/8±1/4±1/4±1/3212 to 41/321/16


5 to 81/161/8
3 TO 3-1/2±1/16±1/16±1/16±1/16±1/8±1/4±1/4±1/3210 to 123/323/16
4±1/16±1/16±1/16±1/16±1/8±1/4±1/4±1/3214 to 163/321/4
5 TO 8+1/32±1/16±1/16±1/16±1/4±1/4±1/4±1/3218 to 241/83/8


10 TO 18+1/16±1/8±3/32±3/32±1/4±3/8±1/4±1/16 All dimensions are in inches 


20 TO 24+1/4±3/32±3/32±3/32±1/4±3/8±1/4±1/16


Chemical Structure

Grade C Mn Si P S Cr Mo Ni Cu
SS 904L 0.020 max 2.00 max 1.00 max 0.040 max 0.030 max 19.00 – 23.00 4.00 – 5.00 max 23.00 – 28.00 1.00 – 2.00

Mechanical Properties

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
7.95 g/cm3 1350 °C (2460 °F) Psi – 71000 , MPa – 490 Psi – 32000 , MPa – 220 35 %

We Serve Application Industry

Application Industry

Butt weld Pipe Fittings applications are as diverse as the industries they serve driven primarily by the aerospace, railway, construction and automotive industries with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.

Oil & Gas Industry

Petrochemical Industry

Power Generation Industry

Chemical Industry

Global Steelindia

Global Steel is a significant manufacturer and exporter of all ferrous and non-ferrous metals. As a pioneer and leader in the industry, Global Steel is at the forefront of technology and research.

Quick Contact

Shop No.6, Sonarika Bldg, 25/C, Chandawadi, Cawasji Patel Tank, Mumbai, Maharashtra 400004