1.Black square&rectanhgular steel pipe ERW steel tube 2.Pre-galvanized square&rectangular steel pipe Pre-galvanized square/rectangular tube is made of hot dipped galvanized steel strip directly. 3.Hot dipped galvanizedsquare&rectangular steel pipe Hot dipped galvanized square/rectangular tube owns thicker zinc coating than pre-galvanized square/rectangular tube.
June 25, 2021
June 25, 2021
June 25, 2021
June 25, 2021
June 25, 2021
June 25, 2021
June 25, 2021
June 25, 2021
June 25, 2021
June 25, 2021
June 25, 2021
June 25, 2021
June 25, 2021
June 25, 2021
With a technical production and processing team, we will supply deep service for steel plates/pipes/coils. Please leave a message about you requirement. Our professional after-sales pernel will response you in 24 hours.