Khuliso Fittings, located in Cape Town, South Africa, has earned a solid reputation as a reliable manufacturer and supplier of top-notch Inconel 600 Buttweld Fittings. Known for their precision engineering and outstanding durability, Khuliso crafts buttweld fittings that can handle high temperatures and harsh, corrosive environments. By leveraging cutting-edge manufacturing technology and strict quality control measures, the company guarantees that every product meets the international standards required by various industries, including aerospace, chemical processing, power generation, and petrochemical. Khuliso Fittings’ dedication to quality and customer satisfaction has made them a go-to supplier of nickel-chromium alloy piping components, both locally and around the globe.
| Specifications | ASTM B366 / ASME SB366 |
| Dimension Standard | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43 |
| ASME B16.9 | standard for – Factory-Made Wrought Buttwelding Fittings |
| ASME B16.25 | Buttwelding Ends. |
| ASME B16.28 | standard for – Butt-Welded Short Radius Elbows & Returns Bends |
| MSS SP-43 | Wrought and Fabricated Butt-Welding Fittings for Low Pressure, Corrosion Resistant Applications |
| Size Range | ½” NB to 24″ NB in Sch 10s, 40s, 80s, 160s, XXS. (DN6~DN100) |
| Seamless Butt Weld Fitting Size | 1/2″ – 10″ |
| Welded Butt Weld Fittings Size | 1/2″ – 48″ |
| Thickness | Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS |
| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
| Type | Seamless / Welded / Fabricated |
Inconel 600 Buttweld Fittings are primarily made up of nickel (about 72%), chromium (roughly 14%), and iron, along with trace amounts of carbon, manganese, and silicon. This unique alloy composition provides excellent resistance to oxidation, carburization, and corrosion at high temperatures, ensuring that the fittings maintain their strength and structural integrity even in extreme thermal and chemical conditions. The buttweld design guarantees seamless, leak-proof connections with impressive mechanical properties, including good tensile strength and toughness, making these fittings a reliable choice for demanding applications.
| Grade | C | Mn | Si | Fe | S | Cr | Cu | Ni | |
| 600 | min. | – | – | – | 6.0 | – | 14.0 | – | 72.0 |
| max. | 0.15 | 1.0 | 0.5 | 10.0 | 0.015 | 17.0 | 0.5 | – | |
| Grade | UNS No | Old British | Euronorm | GOST | Japanese JIS | ||
| BS | En | No | AFNOR | ||||
| Inconel 600 | N06600 | NA 13 | NiCr15Fe | 2.4816 | NC15FE11M | МНЖМц 28-2,5-1,5 | NCF 600 |
Khuliso Fittings is a leading supplier of Inconel 600 Buttweld Fittings in Cape Town, South Africa. We offer an extensive range of Monel 400 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.
| NOMINAL PIPE SIZE | ALL FITTINGS | ALL FITTINGS | ELBOWS AND TEES | 180 DEG RETURN BENDS | 180 DEG RETURN BENDS | 180 DEG RETURN BENDS | REDUCERS | CAPS |
|---|---|---|---|---|---|---|---|---|
| NPS | O.D. at Bevel (1), (2) | I.D. at End (1), (3), (4) | Centre -to- End Dimension A, B, C, M | Centre-to- Centre O | Back-to- Face K | Alignment of Ends U | Overall Length H | Overall Length E |
| ½ to 2½ | 0.06 -0.03 | 0.03 | 0.06 | 0.25 | 0.25 | 0.03 | 0.06 | 0.12 |
| 3 to 3 ½ | 0.06 | 0.06 | 0.06 | 0.25 | 0.25 | 0.03 | 0.06 | 0.12 |
| 4 | 0.06 | 0.06 | 0.06 | 0.25 | 0.25 | 0.03 | 0.06 | 0.12 |
| 5 to 8 | 0.09 -0.06 | 0.06 | 0.06 | 0.25 | 0.25 | 0.03 | 0.06 | 0.25 |
| 10 to 18 | 0.16 -0.12 | 0.12 | 0.09 | 0.38 | 0.25 | 0.06 | 0.09 | 0.25 |
| 20 to 24 | 0.25 -0.19 | 0.19 | 0.09 | 0.38 | 0.25 | 0.06 | 0.09 | 0.25 |
| 26 to 30 | 0.25 -0.19 | 0.19 | 0.12 | … | … | … | 0.19 | 0.38 |
| 32 to 48 | 0.25 -0.19 | 0.19 | 0.19 | … | … | … | 0.19 | 0.38 |
| NPS (inch) | Pipe Sch. | Wall Thk. (in) | OD (inch) | Temperature | ||||
|---|---|---|---|---|---|---|---|---|
| 100 | 200 | 300 | 400 | 500 | ||||
| Allowable Stress (Pressure Rating) | ||||||||
| 16700 | 16700 | 16700 | 15500 | 14400 | ||||
| 1″ | 40 | 0.133 | 1.315 | 2205 | 2205 | 2205 | 2047 | 1902 |
| 80 | 0.179 | 1.315 | 3061 | 3061 | 3061 | 2841 | 2640 | |
| 160 | 0.250 | 1.315 | 4493 | 4493 | 4493 | 4170 | 3874 | |
| 1 1/2″ | 40 | 0.145 | 1.900 | 1629 | 1629 | 1629 | 1512 | 1404 |
| 80 | 0.200 | 1.900 | 2303 | 2303 | 2303 | 2138 | 1986 | |
| 160 | 0.281 | 1.900 | 3362 | 3362 | 3362 | 3120 | 2899 | |
| 2″ | 40 | 0.154 | 2.375 | 1371 | 1371 | 1371 | 1272 | 1182 |
| 80 | 0.218 | 2.375 | 1985 | 1985 | 1985 | 1843 | 1712 | |
| 160 | 0.344 | 2.375 | 3283 | 3283 | 3283 | 3047 | 2831 | |
| 3″ | 40 | 0.216 | 3.500 | 1301 | 1301 | 1301 | 1208 | 1122 |
| 80 | 0.300 | 3.500 | 1844 | 1844 | 1844 | 1712 | 1590 | |
| 160 | 0.438 | 3.500 | 2787 | 2787 | 2787 | 2587 | 2403 | |
| 4″ | 40 | 0.237 | 4.500 | 1102 | 1102 | 1102 | 1023 | 950 |
| 80 | 0.337 | 4.500 | 1596 | 1596 | 1596 | 1482 | 1377 | |
| 160 | 0.531 | 4.500 | 2611 | 2611 | 2611 | 2424 | 2552 | |
| 5″ | 40 | 0.258 | 5.563 | 965 | 965 | 965 | 896 | 832 |
| 80 | 0.375 | 5.563 | 1428 | 1428 | 1428 | 1325 | 1231 | |
| 160 | 0.625 | 5.563 | 2474 | 2474 | 2474 | 2296 | 2133 | |
| 6″ | 40 | 0.280 | 6.625 | 877 | 877 | 877 | 814 | 756 |
| 80 | 0.432 | 6.625 | 1379 | 1379 | 1379 | 1280 | 1189 | |
| 160 | 0.719 | 6.625 | 2382 | 2382 | 2382 | 2211 | 2054 | |
| 8″ | 40 | 0.322 | 8.625 | 771 | 771 | 771 | 716 | 665 |
| 80 | 0.500 | 8.625 | 1218 | 1218 | 1218 | 1131 | 1050 | |
| 160 | 0.906 | 8.625 | 2298 | 2298 | 2298 | 2133 | 1982 | |
| 10″ | 40 | 0.365 | 10.750 | 699 | 699 | 699 | 649 | 603 |
| 80 | 0.594 | 10.750 | 1159 | 1159 | 1159 | 1075 | 999 | |
| 160 | 1.125 | 10.750 | 2289 | 2289 | 2289 | 2124 | 1974 | |
Inconel 600 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.
Inconel 600 Buttweld Fittings offer numerous advantages, including exceptional resistance to oxidation, carburization, and high-temperature corrosion, making them ideal for extreme environments. They provide excellent strength and stability at elevated temperatures, up to 2000°F (1093°C), ensuring reliable performance. The alloy’s high nickel content enhances its resistance to stress corrosion cracking and chloride-induced corrosion. Additionally, Inconel 600 fittings are highly durable, with superior weldability and fabricability, making them suitable for critical applications in industries like aerospace, chemical processing, and power generation. Their longevity and reliability reduce maintenance costs and downtime.
Yes, custom sizes for Inconel 600 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.
Inconel 600 Buttweld Fittings find their place in industries that require robust, corrosion-resistant components for high-temperature operations. Common applications include heat treatment equipment, industrial furnaces, chemical processing plants, aerospace, and power generation. These fittings are perfect for transporting hot gases, steam, and corrosive fluids, ensuring a safe and efficient flow. With their remarkable oxidation resistance and mechanical strength, Inconel 600 buttweld fittings are a top pick for critical piping systems that face severe conditions worldwide.
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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