... --Q345 3. We have exported the galvanized steel pipe to Middle East, Asia, etc NameMaterialSpecificationProtective finishStandardCertificatesUsagegalvanized steel pipesteelQ195Q215Q235Q345 outer diameter: 2.5 inches ... ' specification is available, too. We have exported the galvanized steel pipe to Iran, Saudi Arabia, UAE, Philippine, Malaysia, South Africa,etc. ...