Ranya Stainless, a top-notch manufacturer and supplier based in Muscat, Oman, is all about providing high-quality Stainless Steel 347 Flanges that meet the rigorous demands of various industries. With a strong focus on precision, durability, and performance, they create flanges that can handle high temperatures and corrosive environments with ease. Thanks to their advanced manufacturing techniques and strict quality control measures, every flange they produce is built for exceptional reliability and longevity. Ranya Stainless proudly serves sectors like petrochemical, chemical processing, power generation, and oil & gas, earning a reputation for delivering products that blend superior strength with outstanding resistance, making them a go-to partner for critical piping and connection needs.
Stainless Steel 347 Flanges are primarily made up of chromium, nickel, and niobium (columbium), which work together to stabilize the alloy and enhance its resistance to intergranular corrosion. This stabilization not only boosts high-temperature performance but also improves oxidation resistance. On the mechanical side, these flanges boast impressive tensile strength, good creep resistance, and remarkable durability under thermal stress. Their stable microstructure ensures integrity even in high-pressure situations, while their corrosion-resistant features make them perfect for tough operating conditions. This blend of chemical and mechanical properties guarantees reliable performance in demanding applications.
| Standard | ASTM A182 / ASME SA182 |
| Dimensions | ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges |
| Size | 1/2″ (15 NB) to 48″ (1200NB) |
| Class/Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 |
| Flange Face Type | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| Grade | C | Mn | Si | P | S | Cr | Cb | Ni | Fe |
| 347 | 0.08 | 2.0 | 1.0 | 0.045 | 0.030 | 17.00 – 20.00 | 10xC – 1.10 | 9.00 – 13.00 | 62.74 min |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 347 | 515 | 205 | 35 | 92 | 201 |
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SS 347 socket weld flanges, manufactured from stainless steel alloy 347, ensure secure pipe connections with enhanced corrosion resistance and high-temperature strength, suitable for high-pressure systems in various industries.
SS 347 ring type joint flanges, constructed from stainless steel alloy 347, provide leak-proof connections with excellent corrosion resistance and high-temperature performance, ideal for high-pressure and critical service applications.
SS 347 forged flanges, made from stainless steel alloy 347, offer superior strength, excellent corrosion resistance, and high-temperature endurance, making them ideal for demanding industrial applications and high-pressure environments.
We offers the best quality Stainless Steel 347 Flanges which has undergone intense testing to produce top quality and performance. The flange is thoroughly tested for meeting international standards and specifications. Products supplied by us are certified by recognized authorities for traceability and reliability in each batch. With modern technology and strict quality control, we ensure durability, corrosion resistance, and good mechanical properties. Ranya Stainless stands by the delivery of flanges with the highest level of industry standards in functionality and safety.
You’ll find Stainless Steel 347 Flanges widely used in industries that need dependable, heat-resistant, and corrosion-resistant connections. They’re commonly found in chemical and petrochemical plants for piping systems, heat exchangers, and reactors that face high temperatures. Power generation facilities utilize them in boiler units, steam lines, and superheater systems. In the oil and gas sector, these flanges are essential for supporting pipelines, refineries, and offshore installations due to their strength and durability. They also find applications in food processing equipment, pharmaceutical systems, and aerospace components.
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