Khuliso Fittings is a trusted manufacturer and supplier of premium-quality Stainless Steel 17-4 PH Pipe Fittings in Cape Town, South Africa. Renowned for their durability, corrosion resistance, and excellent mechanical properties, these fittings are ideal for a wide range of industrial applications, including chemical processing, aerospace, and marine environments. With a commitment to precision engineering and customer satisfaction, we deliver products that meet the highest industry standards. Choose us for reliable, high-performance solutions tailored to your project needs.
| Specification | ASTM A403 / ASME SA403 |
| Standard | EN, ISO, DIN, JIS, NPT |
| Dimension Standard | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43 |
| 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 |
| Size | 1/8” NB TO 48” NB. (Seamless & 100% X-Ray Welded, Fabricated) |
| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
| Type | Seamless / Welded / Fabricated |
| Pressure-Temperature Class | 150LB, 300LB, 600LB, 1500LB, 2500LB. |
| Schedule | Schedule 5 TO Schedule XXS. |
| Type Of Dimension | BS1640, EN 10253 – 4, DIN 2605, JIS B2312, ANSI B16.9, MSS SP-75, ANSI B16.28, MSS-SP-43 Type A, MSS-SP-43 Type B, JIS B2313 |
Khuliso Fittings stands out as a reliable manufacturer and supplier of Stainless Steel 17-4 PH Pipe Fittings right here in Cape Town, South Africa. We take pride in crafting high-performance pipe fittings from 17-4 PH, a type of precipitation-hardened stainless steel celebrated for its remarkable strength, hardness, and resistance to corrosion. Our fittings are designed to excel in tough environments, including aerospace, petrochemical, power generation, and marine sectors. At Khuliso Fittings, we strictly follow international quality standards, ensuring that we deliver dependable, cost-effective solutions along with prompt delivery and technical support. Our mission is to provide durable, precision-engineered fittings that cater to the unique needs of our clients throughout Southern Africa.
| Grade | C | Cb+Ta | Cr | Cu | Fe | Mn | Ni | P | S | Si |
| SS 17-4 PH | 0.07 max | 0.15-0.45 | 15.00-17.50 | 3.00-5.00 | Bal | 1.0 max | 3.0-5.0 | 0.40 max | 0.03 max | 1.0 max |
| Grade | Tensile Strength ksi (MPa) | Yield Strength 0.2% ksi (min) | Elongation % | Hardness (Rockwell) MAX |
| SS 17-4 PH | 170000 psi | 140000 psi | 6% | 38 |
Stainless Steel 17-4 PH Pipe Fittings are primarily made of iron, featuring around 15–17.5% chromium, 3–5% nickel, 3–5% copper, and trace amounts of niobium and manganese. This alloy can be heat-treated to achieve impressive mechanical strength while still offering good corrosion resistance. It boasts a tensile strength of up to 1310 MPa and a yield strength of up to 1170 MPa when hardened. Even after heat treatment, 17-4 PH retains excellent toughness and dimensional stability. Its unique blend of high strength and corrosion resistance makes it perfect for structural and pressure-bearing applications in challenging environments.
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 17-4 PH Pipe 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 17-4 PH Pipe Fittings offer numerous advantages, including excellent corrosion resistance, even in harsh environments such as marine and chemical industries. Their high strength-to-weight ratio and superior mechanical properties ensure durability and reliability under high-pressure and high-temperature conditions. These fittings are easy to machine and weld, providing versatility in various applications. The alloy’s precipitation-hardening capability allows for adjustable strength levels through heat treatment, enhancing its adaptability. Additionally, they exhibit minimal distortion during heat processing, making them an ideal choice for precision-demanding applications like aerospace and petrochemical industries.
Yes, custom sizes are available for Stainless Steel 17-4 PH 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@khulisofittings.co.za.
| STANDARD | WERKSTOFF NR. | UNS |
| SS 17-4 PH | 1.4542 | S17400 |
You’ll find Stainless Steel 17-4 PH Pipe Fittings in industries that demand both strength and corrosion resistance under significant stress. These applications include aerospace components, chemical processing facilities, nuclear waste management systems, offshore platforms, and paper mills. Thanks to its ability to endure high-pressure and corrosive conditions, 17-4 PH is an excellent choice for valve parts, flanges, pressure vessels, and process piping. Plus, its outstanding machinability and weldability make it a favorite among engineers and manufacturers alike.
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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