ASTM A815 specification covers two general classes, WP and CR, of wrought ferritic, ferritic/austenitic, and martensitic stainless steel fittings of seamless and welded construction.
Threadolet is a type of self-reinforced branch fitting that is used whenever threaded branch connections are required from the pipe header.
Socket weld flange dimensions are covered in ASME B16.5 – which covers Pipe Flanges and Flanged Fittings for size NPS ½” to 24” for above NPS 26” to 60” it should be as per ASME B16.47.
Long Weld neck flange dimensions are covered in ASME B16.5 – which covers Pipe Flanges and Flanged Fittings for size NPS ½” to 24” for above NPS 26” to 60” it should be as per ASME B16.47.
The flange is second most used joining method after welding. Flanges are used when joints need dismantling.
Stub Ends are fittings used in place of welded flanges where rotating back up flanges are desired.
During the manufacturing various Inspection & Testing are carried out on pipe fitting to ensure quality of the product.
Wrought Pipe Fitting dimensions are always in line with connecting pipe dimensions.
One of the most common elbow manufacturing processes for manufacturing Elbows from the pipe is mandrel method which is kind of hot forming methods.
There are various Pipe Fittings Manufacturing Process that used to manufactured Elbow, Tee, Reducers and other pipe fittings.