Petroleum drilling and production Straight pipe Assy PME 2â?? 3â?? 4â?? 10K 15K Straight Pipe Assy High Pressure LP Union Flange Keywords:pipe straight,pipe joints,straight pipe assy,oilfield Straight pipe is a pipeline with thread,flange or union connectors on both end,and widely used for petroleum drilling and production,cementing&fracturing and testing operations. The straight pipes with size ranging from 1â?? to 6â?? and rated working pressure range of 14-140MPa(2000psi-20000psi) are available.We can provide various straight pipes working in normal temperature,low temperature and