A pipe flange is disc, collar or ring that attaches to pipe with the purpose of providing increased support for strength, blocking off a pipeline or implementing the attachment of more items.  Pipe flanges are usually welded or screwed to the pipe end and are connected with bolts.

In different projects and designs,flanges are used in different types,commonly,including:

WN FLANGES,SO FLANGES,PL FLANGES,THR FLANGES,BL FLANGES,RTJ FLANGES ect.

ASME B16.5 A105 RTJ Flange product show:

ASME B16.5 A105 RTJ Flange

Hebei haihao group, as a first class manufacturer of Lap Joint flange(LJ flange) /Loose Flange in China,supplys a variety of steel flanges to satisfy our customers’ specifica requirements,which include different size,different schedule,different pressure and different finish faces. Our products are produced strictly according to the required standard. Our raw material for Lap Joint flanges(LJ flange) /Loose Flanges all are purchased from big steel companies which can make sure the material in a high quality.