Features:carbon steel pipe fitting. Material:carbon steel . Size:1/2"-48"( ... API , BV , SGS, LOIYDApplications range: Petroleum, chemical, power, gas, metallurgy, shipbuilding.construction,water and nuclear power etc. Packaging: seaworthy ... API , BV , SGS, LOIYDApplications range: Petroleum, chemical, power, gas, metallurgy, shipbuilding.construction,water and nuclear power etc. Packaging: seaworthy ...