Ronwen Flanges, a reputable manufacturer and supplier located in Cape Town, South Africa, specializes in top-notch Super Duplex Steel Orifice Flanges. These flanges are expertly crafted for accurate flow measurement and control in critical piping systems. Designed to accommodate orifice plates, they ensure precise differential pressure readings while providing leak-proof and durable connections. Ronwen Flanges’ Super Duplex Steel Orifice Flanges are commonly utilized in the oil and gas, petrochemical, chemical processing, and marine sectors, where strength, corrosion resistance, and reliability are paramount.
Constructed from a high-alloy duplex stainless steel, these flanges contain around 25–28% chromium, 6–7% nickel, 3–5% molybdenum, and trace amounts of nitrogen. This unique blend offers outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking caused by chlorides. The dual-phase austenitic-ferritic structure guarantees exceptional mechanical strength, high toughness, and durability even under extreme pressure and temperature conditions.
Ronwen Flanges, a premier supplier in Cape Town, South Africa, specializes in high-quality Super Duplex Steel Orifice Flanges, valued for their exceptional durability, corrosion resistance, precise engineering, and suitability across diverse industrial applications.
| Specifications | ASTM A182 / ASME SA182 |
|---|---|
| Dimensions | ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
| Size | 1/2″ (15 NB) to 48″ (1200NB) |
| Class / Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Flange Face Type | Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| STANDARD | WERKSTOFF NR. | UNS |
|---|---|---|
| Super Duplex 2507 | 1.4410 | S32750 |
| 1.4501 | S32760 |
Super Duplex Steel Orifice Flanges are used extensively in industries where high strength and corrosion resistance are of utmost importance. They are key components in flow measurement systems, especially in aggressive and high-pressure conditions. Common uses include offshore oil and gas platforms, chemical plants, desalination plants, and marine engineering. They are applied in corrosive fluids, seawater, and high-temperature gases. Their excellent mechanical properties and chloride stress corrosion resistance ensure that they perform well in tough conditions. They are also utilized in power plants and pulp and paper mills to ensure precise flow control and durability over a long period in complex piping systems.
Yes, we offer custom sizes for Super Duplex Steel Orifice Flanges to meet specific project needs. Our team at Ronwen Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@ronwenflanges.co.za.
These flanges find their place in pipelines, flow measurement units, and instrumentation systems that demand precise monitoring and control. With a variety of sizes, pressure ratings, and standards available, Ronwen Flanges’ Super Duplex Steel Orifice Flanges deliver reliable, corrosion-resistant, and long-lasting performance in challenging industrial applications. Their blend of precision, durability, and resistance to harsh environments makes them perfect for high-performance flow measurement systems.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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