NStamp
What is the definition of a seamless pipe fitting according to ASTM A 403, B366, Ect.....
Can any welding be done on the OD of pipe? If there is no pressure retaining weld on the fitting does this make it seamless or is it not that simple?
Can any welding be done on the OD of pipe? If there is no pressure retaining weld on the fitting does this make it seamless or is it not that simple?