Purchase Qty. Reference FOB Price
100-199 Tons US$600.00
200-299 Tons US$580.00
300-499 Tons US$560.00
500+ Tons US$540.00
Product Description
Astm A53 Erw Black Square Carbon Steel Pipe Suppliers Black Welded Steel Square Pipe Product Description The square tube is a hollow square section light thin-walled steel tube. It is a section steel with a square cross-section shape and size made of Q235 hot-rolled or cold-rolled strip or coil ...