Pre-galvanized pipes Manufacture price Grade:Q195-Q235,Q345,20#,45# etc. ... and so on Usage industrypetrol, gas,natrual gas, water pipes for transportation in contruction Packagein bundle or in bulk, PVC ... SCH10-40, ASTM A500, API5L, API5CT, DIN2440 and EN10129 Pre-galvanized pipes are used for high pressure fields such as oil, water ... ., Ltd.Tel:86-22-59593382Fax:86-22-59516266 Pre-galvanized pipes