... 180 deg, 1.0D, 1.5D, 2.0D, 2.5D, 3D,4D,5D,6D,7D-40D.thicknessSCH10,SCH20,SCH30,STD SCH40, ... ect)qualificationISO9001:2008 ,ISO 14001 OHSAS18001 acquired the license for manufacturing special pressure Pipline equipments from AQSIQ , API ... Distribution Electronic Market.packingin wooden cases or pallets,or as for clients'requirementsapplicationPetroleum, chemical, machinery, electric power, shipbuilding, ...