... elbow size:1/2"--72" sch:10-160 material: carbon steel , stainless steel , alloy steelelbow Production Name45 / 90 / 180 , Long / Short Radius ... /2 to 30 (Seamless Pipe Fittings),Form16 to 72(Seam Pipe Fittings)ScheduleSCH STD, XS ... Petroleum, chemical, power, gas, metallurgy, shipbuilding.construction,water and nuclear power etc. Packaging: seaworthy package,Plywood ... NACE & HIC Fittings. 90 degree elbow