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Nakamura Stainless, based in Pulau Ujong, Singapore, has made a name for itself as a top-notch manufacturer and supplier of high-quality stainless steel products designed for tough industrial applications. One of their standout products, the Stainless Steel 17-7 PH Pipe Fittings, is particularly celebrated for its remarkable precipitation-hardening capabilities, impressive tensile strength, and outstanding resistance to corrosion. These fittings are crafted for critical piping systems, ensuring dependable performance, consistent dimensions, and a long lifespan, even when faced with varying pressures and temperatures. With rigorous quality controls, cutting-edge manufacturing techniques, and prompt delivery, Nakamura Stainless provides 17-7 PH pipe fittings that meet international standards across aerospace, marine, chemical, and power industries.
The Stainless Steel 17-7 PH Pipe Fittings are made up of chromium (16–18%), nickel (6.5–7.75%), and aluminum (0.75–1.5%), which allow for precipitation hardening that boosts strength and wear resistance. After undergoing heat treatment, these fittings can reach tensile strengths of up to 1100 MPa while still retaining their ductility and dimensional stability. They also showcase excellent fatigue strength, corrosion resistance, and protection against oxidation in harsh environments. Their composition makes them easy to fabricate in an annealed state, followed by hardening to achieve superior mechanical properties, making them ideal for high-pressure, safety-critical, and precision-engineered piping systems across various industrial sectors.
| Grade | Properties | Imperial |
|---|---|---|
| 17-7 PH | Density | 7.80 g/cm3 |
| Tensile strength | 170000 psi | |
| Yield strength | 140000 psi | |
| Modulus of elasticity | 29600 ksi |
| TYPE | Cr | Ni | Al | C | Mn | P | S | Si |
|---|---|---|---|---|---|---|---|---|
| 17-7 | min: 16.0 max: 18.0 | min: 6.75 max: 7.75 | min: 0.75 max: 1.50 | 0.09 max | 1.00 max | 0.05 max | 0.03 max | 1.00 max |
| Grade | Tensile Strength ksi (MPa) | Yield Strength 0.2% ksi (min) | Elongation % | Hardness (Rockwell) MAX |
|---|---|---|---|---|
| 17-7 | 130 | 40 | 35 | B85 |
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We ensure the highest standards for our stainless steel 17-7 PH pipe fittings through rigorous testing and certification programs. Our products are comprehensive inspections including mechanical, chemical and theoretical testing to meet international specifications. All fittings are certified by industry-approved reports for reliability and efficiency.
Stainless Steel 17-7 PH pipe fittings are high-strength, corrosion-resistant components designed for high-stress and high-temperature applications. They offer durability and reliability in aerospace, automotive, and industrial environments.
SS 17-7 PH butt weld pipe fittings are high-strength, corrosion-resistant components used for seamless, strong pipe connections. They ensure durability and performance in high-stress and high-temperature applications.
SS 17-7 PH socket weld pipe fittings are high-strength, corrosion-resistant components providing secure, leak-proof connections. They are ideal for high-pressure and high-temperature applications, ensuring durability and reliability.
Stainless Steel 17-7 PH seamless fittings are high-strength, corrosion-resistant components crafted without joints. They provide robust, leak-proof connections, ideal for high-stress and high-temperature applications, ensuring long-term durability.
SS 17-7 PH cross pipe fittings are high-strength, corrosion-resistant components designed to connect four pipes at a central junction. They ensure strong, reliable connections in high-temperature and high-stress environments.
Stainless Steel 17-7 PH tee fittings connect three pipes at a right angle, offering high strength and corrosion resistance. They are ideal for high-stress, high-temperature applications, ensuring durability and reliability.
Stainless Steel 17-7 PH Pipe Fittings are a go-to choice for a variety of applications, including aerospace piping assemblies, marine setups, chemical processing facilities, and power generation systems. Thanks to their impressive strength, resistance to fatigue, and excellent corrosion protection, they’re perfect for high-pressure fluid transfer and critical connections in tough environments. You’ll also find these fittings in the defense, automotive, and industrial machinery sectors, where durability and dimensional stability are a must. With their reliable performance and ease of fabrication, Stainless Steel 17-7 PH Pipe Fittings deliver secure, leak-proof solutions for demanding applications where safety and longevity are key.
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