Greenhouse Galvanized Steel Pipe Standard: ASTM A53,BS1387,BS4568,EN39 Size: 1/2"-3" Thickness:1.2-3.5mm Length:3-8meter (ASTM A53,BS1387)Greenhouse Galvanized Steel PipeDIAMETER:DN15-DN200O.D: 21.3-89mmWall Thickness:1.2-3.5mmLength: 3 to 8 meterGrade:Q195 Q235 ST37 ST52Standard: ASTM A53,BS1387,BS4568,EN39Delivery status:Hot dipped galvanizedZinc coating: 250-400 g/m2Ends:Screwed both ends and ...