Khuliso Fittings is a reputable manufacturer and supplier located in Cape Town, South Africa, specializing in top-notch Stainless Steel 304 Buttweld Fittings. These fittings are designed to provide outstanding corrosion resistance, durability, and strength, making them perfect for a variety of industrial applications. Stainless Steel 304, which is an austenitic stainless steel, is celebrated for its versatility and its ability to thrive in both oxidizing and mildly corrosive environments. At Khuliso Fittings, every product is crafted to meet international quality standards, catering to industries like chemical processing, food and beverage, petrochemical, and water treatment with dependable, precision-engineered piping solutions.
| 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 |
The Stainless Steel 304 Buttweld Fittings consist of about 18–20% chromium and 8–12% nickel, with a carbon content of up to 0.08%. This unique blend offers remarkable corrosion resistance, solid mechanical strength, and excellent formability. These fittings boast a tensile strength of around 515 MPa, a yield strength of 205 MPa, and an elongation of 40%. They also provide great weldability, toughness, and resistance to oxidation, making them ideal for continuous use in various industrial settings.
| 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 |
Khuliso Fittings is a leading supplier of Stainless Steel 304 Buttweld Fittings in Cape Town, South Africa. We offer an extensive range of Stainless Steel 304 Buttweld Fittings, renowned for their excellent corrosion resistance and high strength, which makes them perfect for demanding industrial applications like chemical processing, marine environments, and high-temperature systems. With a commitment to quality and reliable delivery, we ensure our clients receive top-tier products tailored to meet the specific needs of various industries.
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 Khuliso 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 Khuliso Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@khulisofittings.co.za.
You’ll find Stainless Steel 304 Buttweld Fittings commonly used in applications that demand corrosion resistance, strength, and reliability. They are often found in pipelines, heat exchangers, chemical tanks, food processing equipment, and water treatment systems. Additionally, they are well-suited for marine environments, pharmaceutical industries, and petrochemical plants. The combination of durability, corrosion resistance, and formability makes these fittings perfect for both high-pressure and low-pressure piping systems, ensuring long-lasting performance and operational safety across a range of industrial sectors.
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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