A234 WPB SCH40 Equal Tee intaglio processing: the workpiece with a tee shape into the furnace heating, heating to 900-920 ℃ after the heat for a specified time, after the baked type. When the pipe end diameter roundness can not meet the technical requirements, should be corrected before heat treatment. If the use of support does not allow welding on the tube. Pipe Fittings,Steel Tee, Stainless Steel Tee, Equal Tee, Unequal Tee ,Reducing Tee Carbon Steel Equal Tee Specifications Straight Tee Reducing Tee Cross Nominal Diameter Outside Diameter Center to End D1…