Ronwen Flanges, located in Cape Town, South Africa, has built a solid reputation as a reliable manufacturer and supplier of API Type 6B Welding Neck Flanges rated for 5,000 PSI. They cater to a diverse array of industrial sectors with their precision-engineered products. Renowned for their exceptional quality, durability, and adherence to international standards, Ronwen Flanges guarantees that every product is crafted to meet the rigorous demands of high-pressure applications. By utilizing cutting-edge manufacturing technology and conducting thorough testing, the company produces flanges that are not only strong and reliable but also leak-proof. Ronwen Flanges is dedicated to offering tailored solutions that boost efficiency and safety in piping and pressure control systems around the globe.
The API Type 6B Welding Neck Flanges rated for 5,000 PSI are crafted from top-notch carbon steel or alloy steel, ensuring remarkable strength, toughness, and resistance to corrosion and temperature fluctuations. Their composition features carbon, manganese, and trace elements that enhance their mechanical performance. These flanges showcase impressive tensile and yield strength, making them well-suited for handling pressures up to 5,000 PSI. The welding neck design promotes even stress distribution and robust structural integrity, making them perfect for high-pressure, high-temperature, and critical service environments.
Ronwen Flanges, a leading supplier in Cape Town, South Africa, offers an extensive selection of API – Type 6B Welding Neck Flanges 5,000 PSI, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region.
| Specification Table Of : | API Type 6B Flange |
| ADNOC Approved Manufacturer Of Standards | ASME B16.36, DIN, AWWA C207, B16.47 Series A & B, BS1560-3.1, EN-1092, ASME B16.48, API605, BS4504, EN1092, UNI, ISO, MSS S44, IS 2062, ISO70051, API, API7S-43, ANSI/ASME B16.5, API7S-15 |
| Temperature Ratings | 150 LB To 2500 LB |
| Size Chart | (1/2″) To (48″) |
| Manufacturing Process |
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| Face Type Details | Raised Face, Large Tongue & Large Male-Female And Small Male-Female, Groove And Small Tongue Groove, RTJ, Flat Face, Lap-Joint Face. |
| Forging Materials | Stainless Steel, Alloy Steel, Carbon Steel, Duplex Steel & Super Duplex Steel, Cast Iron, Inconel, Mild Steel, Hastelloy, Copper Nickel, Wrought Iron. |
| Thickness | NPS ≤ 18 |
| Flanges High Temperature | Above 200° Celsius (400°F) For 150 Class Or Above 400° Celsius (750°F) |
| JIS Standards | 5K, 10K, 40K, 16K 20K 30K, 63K |
| Our Top Selling Products | Lap Joint, Socket-Weld, Blind, Threaded, Weld Neck, Slip-On |
| Buy Flanges For Pipe Connection | Power Plants Industry Food Processing And Manufacturing Waterworks Systems Nuclear Power Application Municipal Pipe Systems Fossil Fuel Power Plants Oil And Gas Industry |
| Type Of Making Format | Plate /Forged/ Threaded |
| Bore Diameter | NPS ≤ 10 |
| Normal Pipe Sizes | Daimeter Of Flanges | Daimeter Of RTJ | Hight Of Flanges | Flanges Bolting | Flanges Hub | RING | ||||||||
| Normal Pipe Sizes | Outside Daimeter | C | K | P | T | Q | LN | BC | N | H | X | HL | JL | R / RX |
| 2-1/16″ | 215 | 3 | 124 | 95.25 | 46.1 | 38.1 | 109.5 | 165.10 | 8 | 26 | 104.8 | 60.3 | 43.7 | 24 |
| 2-9/16″ | 245 | 3 | 137 | 107.95 | 49.3 | 41.3 | 112.7 | 190.50 | 8 | 29 | 123.8 | 73.0 | 54.9 | 27 |
| 3-1/8″ | 265 | 3 | 168 | 136.53 | 55.6 | 47.7 | 125.4 | 203.20 | 8 | 32 | 133.3 | 88.9 | 67.5 | 35 |
| 4-1/16″ | 310 | 3 | 194 | 161.93 | 62.0 | 54.0 | 131.8 | 241.30 | 8 | 35 | 161.9 | 114.3 | 88.1 | 39 |
| 5-1/8″ | 375 | 3 | 229 | 193.68 | 81.0 | 73.1 | 163.5 | 292.10 | 8 | 42 | 196.8 | 141.3 | 110.3 | 44 |
| 7-1/16″ | 395 | 6 | 248 | 211.15 | 92.1 | 82.6 | 181.0 | 317.50 | 12 | 39 | 228.6 | 168.3 | 132.6 | 46 |
| 9″ | 485 | 6 | 318 | 269.88 | 103.2 | 92.1 | 223.8 | 393.70 | 12 | 45 | 292.1 | 219.1 | 173.8 | 50 |
| 11″ | 585 | 6 | 371 | 323.85 | 119.1 | 108.0 | 265.1 | 482.60 | 12 | 51 | 368.3 | 273.1 | 216.7 | 54 |
You’ll find API Type 6B Welding Neck Flanges 5,000 PSI commonly used in oil and gas production, petrochemical processing, drilling, and pressure control systems. They create a secure, leak-proof connection between pipes, valves, and equipment in high-pressure settings. The welding neck design ensures excellent alignment, which helps reduce turbulence and minimizes stress concentration at the weld joint. These flanges are ideal for applications that demand reliable performance under extreme temperature and pressure conditions. Ronwen Flanges supplies these products to meet the strict standards of API 6B, ensuring long-lasting durability and operational safety across challenging industries.
| NPS In Inch. | DN In MM | Flange Outside Daimeter A In MM | Flange Thickness D In MM | API 6a SORF Flange Weight In KG | API 6a WN Flange Weight In KG | API 6a BLRF Flange Weight In KG |
| 1/ 2 | 15 | 88.9 | 11.2 | 0.4 | 0.5 | 0.4 |
| 3/ 4 | 20 | 98.6 | 12.7 | 0.6 | 0.7 | 0.6 |
| 1 | 25 | 108 | 14.2 | 0.8 | 1 | 0.9 |
| 1 1/ 4 | 32 | 117.3 | 15.7 | 1 | 1.3 | 1.2 |
| 1 1/ 2 | 40 | 127 | 17.5 | 1.3 | 1.7 | 1.5 |
| 2 | 50 | 152.4 | 19.1 | 2.1 | 2.6 | 2.4 |
| 2 1/ 2 | 65 | 177.8 | 22.4 | 3.3 | 4.1 | 3.9 |
| 3 | 80 | 190.5 | 23.9 | 3.9 | 4.9 | 4.9 |
| 3 1/ 2 | 90 | 215.9 | 23.9 | 4.8 | 6.1 | 6.2 |
| 4 | 100 | 228.6 | 23.9 | 5.3 | 6.8 | 7.0 |
| 5 | 125 | 254 | 23.9 | 6.1 | 8.6 | 8.6 |
| 6 | 150 | 279.4 | 25.4 | 7.5 | 10.6 | 11.3 |
| 8 | 200 | 342.9 | 28.4 | 12.1 | 17.6 | 19.6 |
| 10 | 250 | 406.4 | 30.2 | 16.5 | 24 | 28.6 |
| 12 | 300 | 482.6 | 31.8 | 26.2 | 36.5 | 43.2 |
| 14 | 350 | 533.4 | 35.1 | 34.6 | 48.4 | 58.1 |
| 16 | 400 | 596.9 | 36.6 | 44.8 | 60.6 | 76.1 |
| 18 | 450 | 635 | 39.6 | 48.9 | 68.3 | 93.7 |
| 20 | 500 | 698.5 | 42.9 | 61.9 | 84.5 | 122.0 |
| 24 | 600 | 812.8 | 47.8 | 86.9 | 115 | 185.0 |
Yes, we offer custom sizes for API – Type 6B Welding Neck Flanges 5,000 PSI 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.
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