Shanxi Jianing Forging produces a full range of flanges, including plate-type flat welding, neck butt welding, stainless steel, carbon steel, wind turbine tower tubes, pressure vessel flanges, blind plates, figure-8 blind plates, and threaded special-shaped flanges, all customizable with multiple sealing surface types, and a full set of production qualifications for stable supply.
As key connecting components in pipeline systems, pipe flanges have sealing and durability that directly affect the operational efficiency of the entire pipeline network. Many users encounter issues such as poor sealing, dimensional deviations, or insufficient pressure resistance when selecting flanges, leading to frequent repairs and increased costs. Jianing Forging specializes in pipe flange production, strictly controlling everything from raw materials to finished product processing, ensuring
As key connecting components in pipeline systems, pipe flanges have sealing and durability that directly affect the operational efficiency of the entire pipeline network. Many users encounter issues such as poor sealing, dimensional deviations, or insufficient pressure resistance when selecting flanges, leading to frequent repairs and increased costs. Jianing Forging specializes in pipe flange production, strictly controlling everything from raw materials to finished product processing, ensuring that every flange has reliable sealing performance and structural strength, making your pipeline connections more worry-free and safer.
Pipe flanges, also known as pipeline connection flanges, are connectors used between pipelines and valves, equipment, or other pipe sections. The pipe flanges produced by Jianing Forging are made from high-quality carbon steel, stainless steel, or alloy steel, formed through forging processes, featuring a dense structure, high strength, and strong corrosion resistance. Our products cover a variety of types, including slip-on flanges, butt-weld flanges, and blind flanges, meeting the pipeline connection needs of industries such as petroleum, chemical, power, and water treatment.
Reliable sealing: The flange sealing surface is finely processed and, combined with gaskets, achieves zero leakage connection, suitable for high-pressure and high-temperature conditions.
Stable strength: The forging process eliminates internal defects, ensuring the fiber flow direction matches the force direction, resulting in better load-bearing capacity than ordinary cast flanges.
Relatively accurate dimensions: Precision machining with CNC machine tools, bolt hole spacing, flange outer diameter, and other parameters all comply with national standards (GB, HG, SH, etc.), requiring no on-site adjustment during installation.
Corrosion resistance and durability: Available materials such as stainless steel and duplex steel, with anti-corrosion coatings available as needed to extend service life.
Pipe flanges are customized products, and the specific price should be determined based on material, pressure rating, specifications, dimensions, and procurement quantity. Jianing Forging offers free technical consultation and preliminary quotations. We welcome you to provide drawings or technical requirements, and we will calculate your costs within 24 hours.
All products undergo pressure testing and visual inspection before leaving the factory, and material reports and certificates of conformity are provided.
Standard specifications are shipped within 24 hours; non-standard customized products are delivered according to the contractual schedule.
If the product has quality issues (not caused by human damage), returns or exchanges are free within 7 days.
Providing long-term technical support and spare parts supply helps ensure worry-free after-sales service.
| Parameter name | Parameter content |
|---|---|
| Nominal stress | PN6 ~ PN260 (or corresponding Class series) |
| The official route is called the main route | DN15 ~ DN600 (customizable larger diameters) |
| Sealing surface type | Projection surfaces (RF), concave surfaces (FM), convex surfaces (M), and groove surfaces (TG), etc |
| Implement standards | GB/T 9112-2010, HG/T 20592-2009, SH/T 3406-2013, etc |
