Ronwen Flanges is a reliable manufacturer and supplier of Carbon Steel A105 Flanges based in Cape Town, South Africa. They offer a diverse selection of flange solutions designed specifically for high-pressure and high-temperature piping systems. The company produces a variety of A105 flanges, including weld neck, slip-on, blind, threaded, and plate flanges, all crafted to meet stringent ASTM standards. With a strong emphasis on quality, dependability, and customer satisfaction, Ronwen Flanges serves industries such as oil and gas, petrochemicals, power generation, and construction. Their in-house expertise and consistent availability of 20 different flange variations make them a go-to supplier in both local and export markets.
Carbon Steel A105 Flanges are crafted from forged carbon steel, which includes elements like carbon, manganese, phosphorus, sulfur, and silicon. This unique blend provides the material with an impressive balance of strength, toughness, and weldability. Mechanically, these flanges boast high tensile and yield strength, along with good ductility and resistance to thermal and pressure-related stress. The forging process enhances their structural integrity, making A105 flanges suitable for a wide range of pressure ratings and temperature conditions, ensuring safe and long-lasting connections in industrial piping systems.
| Specifications | ASTM A105 / ASME SA105, A105N |
| Dimensions | ANSI/ASME B16.5, B 16.47 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″ to 48″ |
| Class / Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Flanges Face Type | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| Elements | Composition, % |
| Carbon [C] | ≤0.35 |
| Manganese [Mn] | 0.60-1.05 |
| Phosphorus [P] | ≤0.35 |
| Sulfur [S] | ≤0.40 |
| Silicon [Si] | 0.10-0.35 |
| Copper [Cu] | ≤0.40 |
| Nickel [Ni] | ≤0.40 |
| Chromium [Cr] | ≤0.30 |
| Tensile Strength min. | Yield Strength min. | Elongation min. | Reduction of Area, min. | Hardness | ||
|---|---|---|---|---|---|---|
| MPa | ksi | MPa | ksi | % | % | HBW |
| 485 | 70 | 250 | 36 | 22 | 30 | 137-187 |
Ronwen Flanges, a leading supplier in Cape Town, South Africa, offers an extensive selection of Carbon Steel A105 Flanges, 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.
You’ll find Carbon Steel A105 Flanges commonly used across various sectors, including oil and gas, petrochemical, chemical, power generation, water treatment, and shipbuilding. Their robust mechanical properties and compatibility with high-pressure systems make them ideal for pipelines, heat exchangers, pumps, valves, and pressure vessels. These flanges ensure reliable sealing in both standard and high-performance systems and are preferred for their durability, ease of installation, and cost-effectiveness. Ronwen Flanges provides all 20 types of A105 flange variations, ensuring that engineers and contractors have access to trustworthy options for their projects.
Yes, we offer custom sizes for Carbon Steel A105 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.
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