... long 4. ASTM A135-A NameMaterialSpecificationProtective finishStandardCertificatesUsagecarbon steel ERW pipe/welded steel pipesteelQ195Q215Q235Q345ASTM A135-Adiameter: 6" 8" 8 ... is available, too.We have exported the galvanized steel pipe to Iran, Saudi Arabia, UAE, Philippine, Malaysia, ... South Africa,etc. Besides, our factory took part in The 8th Sharjah Commodity Fair in Oct., 2009. ...