Wholesale Professional Wholesale OEM BS Stainless Steel Carbon Steel A105 Forged Welding Neck 150lbs Forged Flanges Quotes, Company

Butt welding flange/Weld Neck Flange/WN Flange It refers to a flange with a neck and a round pipe transition and butt welding connection with the pipe. We produce ASME B16.5 butt welding flanges, ASME B16.47 butt welding flanges, DIN 2631 butt welding flanges Welding flanges, DIN 2637 butt welding flanges, DIN 2632 butt welding flanges, DIN 2638 butt welding flanges, DIN 2633 butt welding flanges, etc. Welding flanges are suitable for pipelines with large fluctuations in pressure or temperature or high temperature, High pressure and low temperature pipelines are also used for pipelines that transport expensive, flammable and explosive media. Butt welding flanges are not easily deformed, have good sealing, and are widely used. Size Butt welding flange: 3/8"~160" DN10~DN4000 pressure American series: CLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500, CLASS 2500 European series: PN 2.5, PN 6, PN 10, PN 16, PN 25, PN 40, PN 63, PN 100, PN 160, PN 250, PN 320, PN 400 Flange sealing surface type American series: flat surface (FF), raised surface (RF), grooved surface ( G), Concave and convex surface (MFM), Ring connection surface (RJ)