... , seamless and welded ,L/R, S/R, 45deg,90deg, elbow size:1/2"--72" sch:10-160 material: carbon steel , stainless ... , API , BV , SGS, LOIYDApplications range: Petroleum, chemical, power, gas, metallurgy, shipbuilding.construction,water and nuclear power etc. Packaging: seaworthy package,Plywood Cases or ...