Riddhi Siddhi Metal Impex is the best IBR Approved Flanges Manufacturer in India .These flanges are designed for use in boilers, pipelines, and pressure vessels where high safety standards are required. Common types include weld neck flanges, slip-on flanges, blind flanges, and socket weld flanges. They are typically made from carbon steel, stainless steel, or alloy steel, and can handle high temperature and pressure conditions.