Spiral welded steel pipe 

1) Outer diameter: 219-1,220mm 

2) Thickness: 5--15mm 

3) Standards: ASTM-A53A, BS1387-1985, GB/T3091-2001.DIN

4) Packing: By our customers demand

Application: 

1) Crude oil pipelines 2) Natural gas pipelines 

3) Water supply lines 4) Foundation piles 

5) Industrial pipeline networks 6) Steel structures 

7) Pressurized air lines 8) Refineries 

9) Special purpose applications