galvanized steel pipe is a kind of pipe ,the surface will be covered by zinc .so the kind of galvanzied is1. the hot dipped galvanized steel pipe2. the pre galvanized steel pipe3 cold galvanized steel pipe

Supply Grade:201/202/301/302/303/304/304L/304H/304N/305/309/309S/310S/316/316L/316Ti/316N/316LN/317/317L/321/321H/347/347H/408/409/410/416/420/430/436/439/440/441/443/444/620/630/904LSupply Standard:ASTMA312,A213,A376,A789,A790,A376,A249,EN10217-7-2005,GB14976 2002,GB13296-2009, JIS G3459-2004,JIS3463-2006

Hot Dipped Galvanized Pipe● Hot dipped galvanized pipe made by black pipes dipped into zinc pool for galvanized. Zinc coating :275 –600g /m2Steel Grade:Q195-Q345, S235JR, S275JR, S355JR, S355J2H, STK400/500.

Hot Dipped Galvanized Pipe● Hot dipped galvanized pipe made by black pipes dipped into zinc pool for galvanized. Zinc coating :275 –600g /m2Steel Grade:Q195-Q345, S235JR, S275JR, S355JR, S355J2H, STK400/500.

Pre – galvanized Pipe● Pre - galvanized pipe : pre-galvanized pipe is made of hot dipped galvanized steel strip directly ,zinc coating : 80 – 120g/m2 Usage: Used for low pressure liquid delivery, such as water, gas, and oil

A variety of pipes in older homes may be made of galvanized steel. Today, most pipes used are made out of polyvinyl chloride (PVC). To replace these old galvanized pipes, you will need to cut them out of the place they are in and install PVC pipes. Cutting galvanized steel pipe can be tricky because unlike most steel you can cut with a torch, galvanized stee...