Ronwen Flanges is a trusted **manufacturer and supplier of Carbon Steel Plate Flanges** located in **Cape Town, South Africa**. We pride ourselves on providing high-quality, cost-effective flange solutions suitable for a variety of industrial applications. With a strong emphasis on durability, precision, and compliance with industry standards, Ronwen Flanges offers plate flanges that are perfect for low-pressure and non-critical connections. Crafted from premium-grade carbon steel, our flanges are designed for easy installation, excellent weldability, and a long service life. We cater to clients throughout South Africa, delivering reliable products, competitive pricing, and responsive customer support tailored to meet diverse project requirements.
Our **Carbon Steel Plate Flanges** are made using high-strength materials like ASTM A36 or equivalent grades, ensuring outstanding weldability and structural integrity. The typical composition includes carbon, manganese, phosphorus, and sulfur, all optimized for strength and performance in moderate temperature and pressure settings. These flanges feature a simple, flat design without a hub, making them lightweight, easy to handle, and budget-friendly. We offer plate flanges in various pressure ratings, sizes, and surface finishes, all precision-machined to guarantee proper alignment and leak-free joints in piping systems.
Standards : ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
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: Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
Carbon Plate Flanges: ASTM A182 F304, F304L, F310, F316, F316L, F317, F317L
Carbon Steel Plate Flanges: ASTM A105/A105N, A694 F42, F46, F52, F60, F65, F70, A516.60, 65, 70
Low Temperature Carbon Steel Plate Flanges: ASTM A350, LF1, LF2 CL1/CL2, LF3 CL1/CL2
Test Certificates: Manufacturer Test Certificate as per EN 10204 / 3.1B, Raw Materials Certificate, 100%
Ronwen Flanges, a premier supplier in Cape Town, South Africa, specializes in high-quality Carbon Steel Plate Flanges. They are valued for their exceptional durability, corrosion resistance, precise engineering, and suitability across diverse industrial applications.
Ronwen Flanges’ **Carbon Steel Plate Flanges** find extensive use in industries such as water treatment, shipbuilding, HVAC, plumbing, and general engineering. They are especially well-suited for low-pressure, non-critical applications like water lines, compressed air systems, and structural pipe connections. Thanks to their straightforward design and affordability, plate flanges are often the go-to choice for systems that require easy disassembly, regular maintenance, or inspection.
| Nominal Size Thickness (inches) | Weight (lb/ft2) |
|---|---|
| 3/16 | 7.65 |
| 1/4 | 10.2 |
| 5/16 | 12.8 |
| 3/8 | 15.3 |
| 7/16 | 17.9 |
| 1/2 | 20.4 |
| 9/16 | 22.9 |
| 5/8 | 25.5 |
| 11/16 | 28.1 |
| 3/4 | 30.6 |
| 13/16 | 33.2 |
| 7/8 | 35.7 |
| 1 | 40.8 |
| 1 1/8 | 45.9 |
| 1 1/4 | 51.0 |
| 1 3/8 | 56.1 |
| 1 1/2 | 61.2 |
| 1 5/8 | 66.3 |
| 1 3/4 | 71.4 |
| 1 7/8 | 76.5 |
| 2 | 81.6 |
| 2 1/8 | 86.7 |
| Plate Diameter | Pipes | PN 16 Plate Flange | Screws/Thread | Weight In KG | |||||
|---|---|---|---|---|---|---|---|---|---|
| (d1) | (k) | (D) | (b) | (d2) | (Thread) | (Flange Bolt holes) | (Kilogram) | ||
| 15 | 21,3 | 22,0 | 65 | 95 | 14 | 14 | M12 | 4 | 0,668 |
| 20 | 26,9 | 27,5 | 75 | 105 | 16 | 14 | M12 | 4 | 0,933 |
| 25 | 33,7 | 34,5 | 85 | 115 | 16 | 14 | M12 | 4 | 1,106 |
| 32 | 42,4 | 43,5 | 100 | 140 | 18 | 18 | M16 | 4 | 1,816 |
| 40 | 48,3 | 49,5 | 110 | 150 | 18 | 18 | M16 | 4 | 2,075 |
| 50 | 60,3 | 61,5 | 125 | 165 | 20 | 18 | M16 | 4 | 2,723 |
| 65 | 76,1 | 77,5 | 145 | 185 | 22 | 18 | M16 | 8 | 3,465 |
| 80 | 88,9 | 90,5 | 160 | 200 | 24 | 18 | M16 | 8 | 4,310 |
| 100 | 114,3 | 116,0 | 190 | 235 | 26 | 22 | M20 | 8 | 6,056 |
| 125 | 139,7 | 141,5 | 220 | 270 | 28 | 26 | M24 | 8 | 8,170 |
| 150 | 168,3 | 170,5 | 250 | 300 | 30 | 26 | M24 | 8 | 10,238 |
| 200 | 219,1 | 221,5 | 310 | 360 | 32 | 26 | M24 | 12 | 14,245 |
| 250 | 273,0 | 276,5 | 370 | 425 | 35 | 30 | M27 | 12 | 20,087 |
| 300 | 323,9 | 327,5 | 430 | 485 | 38 | 30 | M27 | 16 | 26,526 |
| 350 | 355,6 | 359,5 | 490 | 555 | 42 | 33 | M30 | 16 | 41,656 |
| 400 | 406,4 | 411,0 | 550 | 620 | 48 | 36 | M33 | 16 | 57,456 |
| 450 | 457,0 | 462,0 | 600 | 670 | 54 | 36 | M33 | 20 | 69,548 |
| 500 | 508,0 | 513,5 | 660 | 730 | 58 | 36 | M33 | 20 | 86,736 |
| 600 | 610,0 | 616,5 | 770 | 845 | 68 | 39 | M36 | 20 | 126,866 |
| 700 | 711,2 | 714,0 | 875 | 960 | 85 | 42 | M39 | 24 | 193,031 |
| 800 | 812,8 | 816,0 | 990 | 1085 | 95 | 48 | M45 | 24 | 266,311 |
Yes, we offer custom sizes for Carbon Steel Plate 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.
We are renowned for delivering products with precise, accurate dimensions. Each product undergoes thorough testing, both destructive and non-destructive, to ensure quality before being shipped to our customers.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
Copyright 2024 Ronwen Flanges, All rights reserved