Meet Fittings, Chennai, India, is a well-known Stainless Steel 304 Buttweld Fittings manufacturer and supplier, offering premium piping fittings meant to be strong, durable, and resistant to corrosion. SS 304 is the most popular and widely used austenitic stainless steel among the various grades available, applicable for a large number of industrial and business uses. Meet Fittings provides a complete series of buttweld fittings such as elbows, tees, reducers, crosses, and caps that are produced with care and in accordance with international standards. Maintaining quality, reliability, and customer satisfaction in mind, the company caters to prominent industries like food processing, pharmaceuticals, water treatment, and petrochemicals.
| Specifications | ASTM A403 / ASME SA403 |
|---|---|
| Size | 1/8” NB TO 48” NB. (Seamless & 100% X-Ray Welded, Fabricated) |
| Standards | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43 |
| Thickness | 5s, 10s, 40s, 80s, 10, 20, 40, STD, 60, 80, XS, 100, 120, 140, 160, XXS available with NACE MR 01-75 |
| Type | Seamless / Welded / Fabricated |
Stainless steel 304 Buttweld fittings are composed of approximately 18-20% chromium, 8-10.5% nickel, carbon, manganese and silicon in small amounts for excellent corrosion resistance These fittings have impressive mechanical properties, with 515 MPa ( minimum) tensile strength included, 205 MPa (minimum) . yield strength and 40% elongation They are known for their durability and versatility if they can withstand temperatures up to 870°C and are ideal for applications in chemical, food processing and marine environments Their weldability and formability a excellence makes them the preferred choice for piping systems.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
|---|---|---|---|---|---|---|---|---|---|---|
| 304 | min. | – | – | – | – | – | 18.0 | – | 8.0 | – |
| max. | 0.08 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 10.5 | 0.10 | ||
| 304L | min. | – | – | – | – | – | 18.0 | – | 8.0 | – |
| max. | 0.030 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 12.0 | 0.10 | ||
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
|---|---|---|---|---|---|
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 304 | 515 | 205 | 40 | 92 | 201 |
| 304L | 485 | 170 | 40 | 92 | 201 |
Stainless Steel 304 Buttweld Fittings consist of nickel (8–10.5%) and chromium (18–20%), offering high corrosion and oxidation resistance in a broad range of atmospheres. The fittings have good mechanical strength, having average tensile strength of 515 MPa and yield strength of 205 MPa. SS 304 is highly formable, weldable, and resistant to a broad spectrum of atmospheric and chemical exposures. It is ideal for general pressure and temperature conditions, providing a balanced mix of strength, formability, and corrosion resistance.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
|---|---|---|---|---|---|---|---|
| BS | En | No | Name | ||||
| 304 | S30400 | 304S31 | 58E | 1.4301 | X5CrNi18-10 | 2332 | SUS 304 |
| 304L | S30403 | 304S11 | 58E | 1.4306/1.4307 | X2CrNi18-9 / X2CrNi19-11 | 2332 | SUS 304L |
Stainless Steel 304 Buttweld Fittings from Meet 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.
Stainless steel 304 buttweld fittings provide excellent corrosion resistance, making them ideal for a variety of environments including marine and chemical applications Their long-lasting strength ensures long service life, and reduces replacement costs. These fittings have excellent weldability, providing easy and reliable installation. With great strength and strength, they withstand changes in pressure and temperature well. Their smooth interior reduces friction losses and increases flow efficiency in piping systems. Also, SS 304 is cost-effective compared to high-quality alloys while maintaining a luxurious appearance. These advantages make SS 304 buttweld fittings versatile for a variety of applications.
| Nominal Pipe Size | Outside Diameter | Caps | Straight Tees | Straight Crosses | Stub Ends | |||
|---|---|---|---|---|---|---|---|---|
| (inches) | (mm) | (inches) | Length (inches) | Center to End (inches) | Center to End (inches) | Lap Diameter (inches) | Long Length (inches) | Short Length (inches) |
| 1/2 | 21.3 | 0.840 | 1 | 1 | – | 1 3/8 | 3 | 2 |
| 3/4 | 26.7 | 1.050 | 1 | 1 1/8 | – | 1 11/16 | 3 | 2 |
| 1 | 33.4 | 1.315 | 1 1/2 | 1 1/2 | 1 1/2 | 2 | 4 | 2 |
| 1 1/4 | 42.2 | 1.660 | 1 1/2 | 1 7/8 | 1 7/8 | 2 1/2 | 4 | 2 |
| 1 1/2 | 48.3 | 1.900 | 1 1/2 | 2 1/4 | 2 1/4 | 2 7/8 | 4 | 2 |
| 2 | 60.3 | 2.375 | 1 1/2 | 2 1/2 | 2 1/2 | 3 5/8 | 6 | 2 1/2 |
| 2 1/2 | 73.0 | 2.875 | 1 1/2 | 3 | 3 | 4 1/8 | 6 | 2 1/2 |
| 3 | 88.9 | 3.500 | 2 | 3 3/8 | 3 3/8 | 5 | 6 | 2 1/2 |
| 3 1/2 | 101.6 | 4.000 | 2 1/2 | 3 3/4 | 3 3/4 | 5 1/2 | 6 | 3 |
| 4 | 114.3 | 4.500 | 2 1/2 | 4 1/8 | 4 1/8 | 6 3/16 | 6 | 3 |
| 5 | 141.3 | 5.563 | 3 | 4 7/8 | 4 7/8 | 7 5/16 | 8 | 3 |
| 6 | 168.3 | 6.625 | 3 1/2 | 5 5/8 | 5 5/8 | 8 1/2 | 8 | 3 1/2 |
| 8 | 219.1 | 8.625 | 4 | 7 | 7 | 10 5/8 | 8 | 4 |
| 10 | 273.1 | 10.750 | 5 | 8 1/2 | 8 1/2 | 12 3/4 | 10 | 5 |
| 12 | 323.9 | 12.750 | 6 | 10 | 10 | 15 | 10 | 6 |
Yes, custom sizes for Stainless Steel 304 Buttweld Fittings are available at Meet Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@meetfitings.co.in.
Stainless Steel 304 Buttweld Fittings are generally applied in dairy, food processing, beverages, pharmaceutical, water systems, petrochemicals, and architectural use. They are most suitable for hygienic and clean systems because they have a non-reactive surface that can be cleaned easily. These fittings are also applied in chemical environments that are moderate and in structural use where corrosion resistance and strength are critical. 304 buttweld fittings provide durable leak-proof connections in pipe systems with long service life, easy maintenance, and reliable performance in commercial and industrial applications.








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