Walid Stainless, located in Tunis, Tunisia, is a reputable manufacturer and supplier of top-notch stainless steel products, including Stainless Steel 17-7 PH flanges. Renowned for their precision, durability, and dependable performance, Walid Stainless delivers engineered flange solutions tailored for demanding industrial and structural applications. These flanges are crafted in accordance with international standards, guaranteeing dimensional accuracy, strength, and a long service life. With a wealth of technical expertise and a strong focus on customer satisfaction, Walid Stainless caters to clients throughout Tunisia and beyond.
Stainless Steel 17-7 PH is a precipitation-hardening stainless steel alloy that features around 17% chromium, 7% nickel, and aluminum as the main hardening element. This unique composition provides excellent corrosion resistance and remarkable mechanical strength after proper heat treatment. The flanges boast high tensile and yield strength, outstanding hardness, and good fatigue resistance. Stainless Steel 17-7 PH retains stable mechanical properties across a broad temperature range, making it ideal for high-stress and precision applications.
| 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.
These flanges are commonly utilized in industries where strength, dimensional stability, and reliability are paramount. Typical applications include aerospace and aviation systems, chemical processing equipment, pressure vessels, structural assemblies, and mechanical systems. They are perfect for connecting pipes, valves, and equipment that operate under high stress and cyclic loading. With an impressive strength-to-weight ratio and consistent performance, 17-7 PH flanges offer durable, efficient, and long-lasting service in challenging industrial environments.
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