Description
We are the largest manufacturers of Weld Neck Flanges & have a huge stock of 304 Weld Neck Flanges, 316 Weld Neck Flanges, ASTM a105 Weld Neck Flanges, ASTM a182 Weld Neck Flanges as per ASME / ANSI B16.5 Weld Neck Flanges, ANSI B16.47 Weld Neck Flanges, Din Weld Neck flanges, JIS Weld Neck flanges & uni Weld Neck flanges Standards.
We offer high quality Forged Flanges in all size, classes & dimensions like Class 150 Weld Neck Flanges, Class 300 Weld Neck Flanges, Class 600 Weld Neck Flanges, Class 900 Weld Neck Flanges, Class 1500 Weld Neck Flanges & Class 2500 Weld Neck Flanges
Boston Export is the largest Manufacturer, Supplier, and Exporter of Welding neck Flange, WN forged Flange, welding-neck Flanges, ASME 16.5 Weld Neck Flanges / WNRF Flanges in forged steel, Stainless Steel, AS, CS, etc. Weld Neck Flange is flange that designed to be joined to a piping system by butt welding. This kind of flange include lots of specification, Weld neck Flange is expensive because of its long neck and cost of people for contact WN flange with pipeline or fitting, but is preferred for high-stress applications. The necks, or hubs, transmits stresses to the pipeline. The gradual transition of thickness from the base of the hub to the wall thickness at the butt weld provides important reinforcement of the Weld Neck flange. The bore of Weld-Neck flange matches the bore of the pipeline, reducing turbulence and erosion.