A long weld neck flange is an extended weld neck flange whose elongated neck is butt-welded to the pipe or vessel wall. It is commonly used as a nozzle connection on pressure vessels, columns, tanks and heat exchangers, where the flange must project clear of insulation or equipment surfaces.
Specifications
| Standard | ASME B16.5 / ASME B16.47 |
| Size Range | 1/2 inch to 24 inch |
| Pressure Class | 150# to 2500# |
| Materials | SS 304/304L, SS 316/316L, CS A105, LTCS LF2, Alloy F11/F22, Duplex 2205 |
Custom sizes and materials manufactured on request. Contact us with your requirement for a quick quotation.