this kind of products are used in water transport project, building
structure and all the other fields
1) Diameter: 1/2" - 6"
2) Producing standard: GB/T3091-93, BS1387, ASTM A53A SCH40
3) Plain end or threaded end
4) Two kinds of Galvanized methods: pre-galvanizing and
lag-galvanizing or some others call it post-galvanizing
5) Application: water transport, anti-rust frame basis, decoration,
building materials and all the other fields.
We have a large warehouse in South China with amount of 15000 tons
steel pipe per year.