In industrial piping systems, stainless steel flanges play a critical role in maintaining pressure integrity, safety, and long-term operational reliability. Even minor deviations in dimensions, material composition, or surface finish can lead to leakage, system downtime, or premature failure. This is why quality control systems are not optional but essential for Stainless Steel Flanges Manufacturers serving industries such as oil & gas, power generation, petrochemicals, and process engineering. A robust quality control framework ensures that flanges meet international standards, perform consistently under demanding conditions, and integrate seamlessly with complex piping assemblies. The Importance of Controlled Raw Material Selection Quality assurance begins at the raw material stage. Stainless steel flanges are typically manufactured from certified billets or plates, where chemical composition directly affects corrosion resistance, strength, and weldability. Chemical a...
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Riddhi Siddhi Metal Impex is a renowned maker of stainless steel flanges manufacturer in India. India boasts some of the most reputable SS flanges manufacturers in the world. These manufacturers offer a wide range of high-quality stainless steel flanges tailored to meet diverse industrial needs. From standard to custom designs, SS flanges manufacturers in India ensure precision engineering and adherence to international quality standards to guarantee optimal performance and durability. However, not all flanges are created equal. In this blog post, we'll delve into the different types of stainless steel flanges available in the market and their respective uses.
1. Weld Neck Flanges
Weld neck flanges, also known as WN flanges, are characterised by their long, tapered hub. This design provides an ideal transition for welding pipes and enhances the structural integrity of the joint. Weld neck flanges are commonly used in high-pressure and high-temperature applications, such as petrochemical plants, refineries, and power generation facilities.
Slip-on flanges feature a bore that is slightly larger than the outer diameter of the pipe, allowing the flange to slide over the pipe. These flanges are easier to align and install compared to weld neck flanges, making them a popular choice for low-pressure applications, such as water supply systems, HVAC systems, and low-pressure pipelines.
Socket weld flanges are designed for welding onto the pipe end directly, providing a smooth bore and excellent flow characteristics. These flanges are well-suited for applications with high levels of corrosion or erosion, such as chemical processing plants, offshore platforms, and marine industries.
Lap joint flanges consist of two separate components: a stub end and a backing flange. The stub end is welded to the pipe, while the backing flange slides over the pipe and rests against the stub end. This design allows for easy alignment and disassembly, making lap joint flanges suitable for applications requiring frequent maintenance or modifications.
Blind flanges, as the name suggests, are used to seal the end of a pipeline or vessel. These flanges feature a solid, flat face without any openings, making them ideal for applications where the pipeline needs to be closed off temporarily or permanently, such as pressure vessel closures, tank covers, and end caps.
6. Threaded Flanges
Threaded flanges are equipped with internal threads that allow them to be screwed onto the pipe end. These flanges are commonly used in low-pressure, non-critical applications where welding is not feasible or desirable, such as plumbing systems, small bore piping, and instrumentation connections.
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Website: riddhisiddhimetal.com
Product: Stainless Steel Flanges Suppliers in India
Other Product: EIL Approved Flanges Suppliers in India & IBR Approved Flanges Suppliers in India.
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