Heer Fittings is a well-established manufacturer and supplier of Stainless Steel 904L Pipe Fittings in Delhi, India. With an unshakeable devotion to providing better quality and precision, we are experts at manufacturing corrosion-resistant and high-performance pipe fittings for severe industrial uses. Our SS 904L pipe fittings are designed by utilizing high-quality materials and advanced manufacturing technologies, providing long-lasting strength and reliability. Heer Fittings follows international standards and caters to clients from various industries like chemical processing, marine, oil and gas, and pharmaceutical. It is renowned for quality, punctual delivery, and customer satisfaction and is a first choice for stainless steel piping solutions.
| 904L Pipe Fittings Specifications | ASTM A403/ ASME SA403 |
|---|---|
| 904L SS Pipe Fittings size | 904L Seamless Butt Weld Fittings : 1/2″ – 10″ 904L Welded Butt Weld Fittings : 1/2″ – 48″ |
| SS 904L Pipe Fittings Dimensions | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, BS4504, BS4504, BS1560, BS10 |
| Stainless Steel 904L Buttweld Fittings 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 |
| 904L Buttweld Pipe FittingsType | DN15-DN1200 |
| ASTM A403 904L Buttweld Fitting Connection | Welding |
| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom ASTM A403 Grade WP904L Pipe Fitting |
| Size Range | ½” NB to 24″ NB in Sch 10s, 40s, 80s, 160s, XXS. (DN6~DN100) ASTM A403 WP 904L Buttweld Fitting |
| ASTM A403 WP904L Buttweld Fittings Manufacturing process | Push, Press, Forge, Cast, etc. |
| 904L Stainless Steel Buttweld Pipe Fittings Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| SA 403 WP904L Pipe Fittings Origin & Mills | Japanese, Indian, USA, Korean, European, Ukraine, Russian |
| Specialized manufacturer of | SS UNS N08904, N08904 90º Elbows, 45º Elbows, Tees, Cross, Reducer, Pipe Cap, Stub End, Pipe Bend |
| We provide Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175 | |
904L Stainless Steel pipe fittings consist of high chromium (19–23%), nickel (23–28%), molybdenum (4–5%), and traces of copper (1–2%) content besides iron. This austenitic stainless steel is highly resistant to corrosion, especially in harsh reducing acids such as sulfuric acid. SS 904L has mechanical properties that include tensile strength of approximately 490 MPa, yield strength of 220 MPa, and good ductility with elongation of more than 35%. It retains toughness and strength at high temperatures and is hence suitable for use in harsh conditions demanding corrosion resistance as well as mechanical properties.
| 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 |
| 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 % |
Heer Fittings one of the largest suppliers of Stainless Steel 904L Pipe Fittings in Delhi, India. We specialize in providing a wide range of high-quality, durable fittings for various industrial applications. Our inventory includes elbows, tees, reducers, couplings, and other essential fittings designed to offer exceptional corrosion resistance and strength. Stainless Steel 904L is known for its cost-effectiveness and excellent mechanical properties, making it ideal for industries such as construction, chemical processing, and food processing. With a commitment to customer satisfaction, timely delivery, and competitive pricing, we are the trusted choice for Stainless Steel 904L Pipe Fittings in the India.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless Steel 904L Pipe Fittings from Heer Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.
| Product range and theoretical weights (kg) | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| DN | Schedule 10S | Schedule 40S | Schedule 80S | ||||||
| 900 Elbow | 450 Elbow | Equal tee | 900 Elbow | 450 Elbow | Equal tee | 900 Elbow | 450 Elbow | Equal tee | |
| 8 | 0.02 | 0.01 | 0.03 | 0.03 | 0.02 | 0.06 | 0.04 | 0.03 | 0.07 |
| 10 | 0.03 | 0.02 | 0.05 | 0.03 | 0.02 | 0.03 | 0.06 | 0.04 | 0.09 |
| 15 | 0.06 | 0.03 | 0.09 | 0.08 | 0.04 | 0.10 | 0.10 | 0.05 | 0.14 |
| 20 | 0.07 | 0.03 | 0.13 | 0.08 | 0.04 | 0.17 | 0.11 | 0.05 | 0.20 |
| 25 | 0.14 | 0.08 | 0.28 | 0.15 | 0.11 | 0.29 | 0.22 | 0.14 | 0.38 |
| 32 | 0.23 | 0.11 | 0.49 | 0.26 | 0.17 | 0.59 | 0.40 | 0.23 | 0.68 |
| 40 | 0.30 | 0.17 | 0.68 | 0.40 | 0.23 | 0.86 | 0.51 | 0.29 | 1.02 |
| 50 | 0.50 | 0.25 | 0.85 | 0.70 | 0.4 | 1.28 | 0.91 | 0.59 | 1.59 |
| 65 | 0.85 | 0.48 | 1.41 | 1.40 | 0.77 | 2.19 | 1.81 | 0.99 | 3.13 |
| 80 | 1.25 | 0.63 | 1.77 | 2.20 | 1.08 | 3.31 | 2.97 | 1.50 | 4.45 |
| 90 | 1.70 | 0.75 | 2.67 | 2.83 | 1.42 | 4.08 | 4.00 | 2.00 | 5.44 |
| 100 | 2.10 | 1.08 | 3.46 | 4.47 | 2.09 | 5.27 | 6.18 | 2.81 | 7.71 |
| 150 | 5.45 | 2.72 | 8.07 | 10.89 | 5.44 | 10.99 | 16.32 | 8.16 | 13.61 |
| 200 | 10.20 | 5.33 | 15.65 | 21.54 | 10.77 | 20.91 | 33.11 | 16.56 | 28.12 |
| 250 | 18.15 | 9.75 | 26.46 | 38.56 | 19.27 | 35.38 | 51.71 | 25.86 | 49.90 |
| 300 | 25.80 | 13.62 | 39.46 | 59.42 | 29.71 | 62.14 | 79.38 | 39.69 | 83.91 |
Yes, custom sizes are available for Stainless Steel 904L Pipe Fittings to meet specific requirements. We offer tailored solutions to ensure precise fit and performance for various applications. For more information, please contact us at sales@heerfittings.com.
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | KS | AFNOR | EN |
| SS 904L | 1.4539 | N08904 | SUS 904L | 904S13 | STS 317J5L | Z2 NCDU 25-20 | X1NiCrMoCu25-20-5 |
Stainless Steel 904L pipe fittings find wide application in industries requiring excellent resistance to corrosion, particularly in aggressive and acidic conditions. Some of these include chemical processing, pharmaceutical, petrochemical, marine engineering, pollution control equipment, and pulp and paper mills. Since SS 904L fittings are highly resistant to sulfuric, phosphoric, and acetic acids, they find usage in acid manufacturing plants and fertilizer plants. They also find extensive application in heat exchangers, condensers, and seawater handling systems. They possess non-magnetic characteristics and outstanding formability, which qualify them for very specialized uses in challenging industrial environments.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.








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