The weld neck pipe flange is a kind of pipe fitting with a short neck welded to a short section of pipe, and attaches to the pipe by butt welding the pipe to its neck. It shows terrific deformation resistance and sealing property, thus it is suitable to be used onto the pipeline with drastic pressure or temperature fluctuation inside, and the high pressure pipe with extremely high or low temperature inside, as well as the conveyance pipeline of expensive or combustive fluid media. Our weld neck pipe flange is made of high grade stainless steel, and features the nice and smooth appearance, good acid, alkali resistance and anti-oxidation.
| Nominal diameter | 3/8"~60" (DN10~DN1500) |
| Nominal pressure | CLASS150~CLASS2500 (US) PN6~PN100 (EU) |
| Production standard | GB/T9112-2000 GB/T9115.1-2000 GB/T9115.2-2000 GB/T9115.3-2000 GB/T9115.4-2000 GB/T9124-2000 GB/T13402-1992 SH/T3406-1996 JB/T74-1994 JB/T75-1994 JB/T82.1-1994 JB/T82.2-1994 JB/T82.3-1994 JB/T82.4-1994 HG/T20592-2009 HG/T20614-2009 HG/T20615-2009 HG/T20623-2009 HG/T20635-2009 ASME B16.5-2009 ASME B16.47-2006 API605-1988 MSS SP 44-2006 EN1092-1-2007 EN1759-1-2004 DIN2630 DIN2631 DIN2632 DIN2633 DIN2634 DIN2635 DIN2636 DIN2637 DIN2638 BS1560-3.1-1989 BS4504-3.1-1989 AS2129-2000 JIS B2220-2004 |
Structural Diagram
Structural Diagram
CANGZHOU MY PIPE FITTINGS MANUFACTURE is a specialized WN / weld neck pipe flange manufacturer and supplier in China. We offer a broad range of products, including TH / threaded pipe flange, BL / blind flange, PL /plate weld flange, etc.
Related Names: Weld Neck Flange | WN Pipe Flange | Long Weld Neck Flange | Hubbed Flange