... ,GB, JISMaterialQ195 , Q215 ,Q235 , Q345ApplicationPetroleum, power,gas metallurgy, papermaking, chemical, medical equipment, aviation, boiler heat, exchanger, shipbuilding, construction, etc.PackageStandard exporting packageDelivery ... and high-temperature resistant with black painting2 All the production process are made under the ISO9001:2008 strictly3 payment term : L ...