Purchase Qty. Reference FOB Price
3-9 Pieces US$470.00
10-19 Pieces US$450.00
20+ Pieces US$400.00
Product Description
Product Description The spiral steel pipe is a spiral seam steel pipe with strip coil plate as raw material, often warm extrusion forming, and welded by automatic double-wire double-sided submerged arc welding process. The spiral steel pipe sends the strip steel to the welding pipe unit, and rolls ...