... BV , SGS, LOIYDApplications range: Petroleum, chemical, power, gas, metallurgy, shipbuilding.construction,water and nuclear power etc. Packaging: seaworthy ... BV , SGS, LOIYDApplications range: Petroleum, chemical, power, gas, metallurgy, shipbuilding.construction,water and nuclear power etc. Packaging: seaworthy ... Certificate: Package: The eighteenth National Congress of the CPC pipe fittings