Ronwen Flanges, a well-respected manufacturer and supplier located in Cape Town, South Africa, specializes in top-notch S235JRG2 Flanges that are built to provide strength, durability, and reliability across a variety of industrial applications. Crafted from high-quality non-alloy structural steel, these flanges boast excellent weldability, machinability, and performance even under moderate pressure and temperature conditions. You’ll find S235JRG2 Flanges from Ronwen Flanges commonly used in construction, mechanical engineering, and general industrial piping systems where both cost-effectiveness and reliable performance are key.
The composition of S235JRG2 Flanges primarily includes carbon, manganese, phosphorus, sulfur, and silicon, all in carefully controlled amounts. This blend results in impressive tensile and yield strength, along with outstanding toughness and formability. The material is easy to fabricate and weld, making it a fantastic choice for structural and piping applications. Plus, S235JRG2 offers moderate corrosion resistance, which can be improved with coatings, galvanizing, or painting to extend its lifespan in outdoor or corrosive settings.
Ronwen Flanges, a leading supplier in Cape Town, South Africa, offers an extensive selection of S235jrg2 Flange, 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.
| Size Chart | 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000 |
| Standards | API7S-15, API7S-43, API605, ANSI/ASME B16.5, B16.47 Series A & B, B16.48, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, EN1092 |
| Pressure Rating ANSI | 600 LBS, 900 LBS, 150 LBS, 2500 LBS, 300 LBS, 1500 LBS |
| Pressure Calculation in DIN | 16Bar 6Bar 25Bar 40Bar 10Bar / PN10 PN16 PN6 PN25 PN64 PN40 |
| JIS | 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K |
| UNI | 6Bar 10Bar 16Bar 25Bar 40Bar |
| EN | 6Bar 10Bar 16Bar 25Bar 40Bar |
| Coating | Anti-rust Paint, Zinc Plated,Oil Black Paint, Cold and Hot Dip Galvanized, Yellow Transparent |
| Most common types | Forged / Threaded / Screwed / Plate |
| C | Si | Mn | Ni | P | S | Cr | Mo | Al | – |
| max 0.2 | max 0.55 | max 1.4 | max 0.3 | max 0.045 | max 0.045 | max 0.3 | max 0.08 | min 0.02 | Cr+Mo+Ni < 0.48 |
| Minimum yield strength Reh MPa | Tensile strength Rm MPa | Minimum elongation – A Lo = 5,65 * √So (%) | Notch impact test | |||||||||||
| Steel grade | Nominal thickness mm | Nominal thickness mm | Nominal thickness mm | Temperature | Min. absorbed energy | |||||||||
| ≤16 | >16 ≤40 | >40 ≤63 | >63 ≤80 | >80 ≤100 | >100 ≤125 | >3 ≤100 | >100 ≤125 | >3 ≤40 | >40 ≤63 | >63 ≤100 | >100 ≤125 | °C | J | |
| S235JR | 235 | 225 | 215 | 195 | 360-510 | 350-500 | 26 | 25 | 24 | 22 | +20 | 27 | ||
The S235JRG2 flange is widely used across construction, structural engineering, and pipeline projects due to its excellent weldability, durability, and strength. It serves as a reliable connection point in piping systems, enabling secure joins between pipes, valves, and other equipment. In structural applications, it’s commonly used in frameworks, bridges, and building structures. Its compatibility with EN 10025 standards makes it suitable for both low-stress and moderate-stress environments, particularly in industries like oil and gas, water treatment, and general construction where dependable performance is essential.
Yes, we offer custom sizes for S235jrg2 Flange 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 construction frameworks, machinery, power plants, and industrial pipelines. They come in various types, including weld neck, slip-on, blind, socket weld, and threaded configurations, ensuring strong, secure, and efficient connections. With their perfect mix of strength, ductility, and cost-efficiency, S235JRG2 Flanges are a go-to option for general engineering and fabrication projects that demand reliable mechanical properties and straightforward installation.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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