Njabulo Stainless is a reputable manufacturer and supplier located in Cape Town, South Africa, known for its top-notch stainless steel products. They’ve built a solid reputation for their expertise in crafting Stainless Steel 17-7 PH flanges, skillfully blending cutting-edge manufacturing techniques with rigorous quality control to produce components that are both durable and resistant to corrosion. Catering to a diverse array of industries such as aerospace, automotive, and petrochemical, they take pride in their precision engineering and prompt delivery. With a strong commitment to excellence and customer satisfaction, Njabulo Stainless has become the go-to choice for Stainless Steel 17-7 PH flanges in Cape Town and beyond.
Stainless Steel 17-7 PH is a precipitation-hardening alloy primarily made up of iron, 17% chromium, 7% nickel, along with trace amounts of aluminum, titanium, and copper. This distinctive blend offers remarkable strength and resistance to corrosion. The alloy boasts a tensile strength that ranges from 850 to 1,380 MPa and can reach hardness levels of up to 44 HRC after heat treatment. Its mechanical properties include outstanding fatigue resistance, high yield strength, and good ductility, making it perfect for challenging environments. This combination ensures that the 17-7 PH flanges remain durable and reliable even under mechanical stress.
| SS 17-4PH Flange Standard | ASTM A182 / ASME SA182 |
| SS 17-4 PH Flange Grade | SS 17-4PH / UNS S17400 / WERKSTOFF NR. 1.4542 |
| SS 17-4PH Flange Size Range | 1/2″ TO 48″ (15NB to 1200NB) Custom Sizes |
| SS 17-4 PH Flanges Class | Class 150, Class 900, Class 1200, Class 300, Class 600, Class 1500, Class 2500, / PN6, PN25, PN10, PN16, PN40, PN64, etc. |
| SS 17-4PH Flange Dimension | B16.48, B16.47 A & B, ASME/ANSI B16.5, BS4504, ASME Flanges, DIN Flanges, BS Flanges, ANSI Flanges, EN Flanges, BS 10, EN-1092, DIN, GOST Flange, ANSI/ASME B16.5, 16.47A, 16.47B, 16.36, MSS S44, API605, API7S-15, API7S-43, JISB2220, ISO70051, EN1092, BS1560-3.1, |
| SS 17-4 PH Flanges DIN | DIN 2576, DIN 2632, DIN 2637, DIN 2638, DIN 2636, DIN 2641, DIN 2527, DIN 2635, DIN 2655, DIN 2566, DIN 2629, DIN 2656, DIN 2573, DIN 2633, DIN 2642, DIN 2634, DIN 2631, DIN 2627, DIN 2673, DIN 2628 |
| Types of SS 17-4PH Flanges | Screwed (Threaded) Flanges, Spectacle Blind Flanges, Forged Flanges, Socket-weld Flanges (SWRF), Spacer & Blind Flanges, Ring Type Joint Flanges (RTJ), Plate Flanges, Slip-on Flanges (SORF), Blind Flanges (BLRF), Industrial Flanges, Flat Face Flanges, Raised Face (RF) Flanges, Custom Flanges, Orifice Flanges, Reducing Flanges, Large Diameter Flanges, Drawing Flanges, Lap Joint Flanges (SOLJ), Long weld neck Flanges (LWNRF), Weld neck Flanges (WNRF), etc. |
| Grade | Mn | Si | Cr | Ni | Fe | C | S | P | |
|---|---|---|---|---|---|---|---|---|---|
| 17-7 PH | min. | 1.0 | 1.0 | 15.0 | 3.0 | – | – | – | – |
| max. | 1.0 | 1.0 | 17.5 | 5.0 | 73 | 0.070 | 0.030 | 0.040 | |
| Properties | Metric | Imperial |
|---|---|---|
| Density | 7.75 g/cm3 | 0.280 lb/in3 |
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DIN 1.4542 British Standard 17-7 PH pipe flanges combine high strength and excellent corrosion resistance. Designed for rigorous applications, they ensure secure, reliable connections in high-pressure environments.
Steel 17-7 PH forging facing flanges offer exceptional strength and resistance to high temperatures and corrosion. Perfect for critical applications, they provide robust, reliable connections with precision-engineered surfaces.
ASME B16.5 SS 17-7PH raised face flanges deliver superior strength and corrosion resistance, ensuring reliable performance in demanding conditions. Their raised face design enhances sealing for secure, high-pressure connections.
Each Stainless Steel 17-7 PH Flange is carefully packed with high-quality materials to prevent damage or corrosion during shipping. We prioritize customer satisfaction by ensuring timely delivery through efficient transportation methods. All relevant documentation for the product including certificates and specifications is provided to clients upon delivery to guarantee transparency and compliance with quality standards.
The Stainless Steel 17-7 PH flanges produced by Njabulo Stainless are widely utilized across various sectors due to their exceptional strength and corrosion resistance. They find common use in aerospace components, chemical processing equipment, and automotive parts, where high-performance materials are crucial. These flanges are particularly well-suited for high-pressure and high-temperature settings, making them ideal for oil and gas pipelines, power generation, and marine applications. Their ability to resist stress corrosion cracking and fatigue ensures they are dependable in both structural and mechanical systems, promoting safety and longevity. Njabulo Stainless’s flanges deliver reliable solutions for critical industrial requirements.
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