offers 690 double submerged arc welded pipe products. About 87% of these are steel pipes. A wide variety of double submerged arc welded pipe options are [price]Hàn h quang chìm thép xon c ôi xon c Din30670 Hình [steel]cht lng ng thép hàn nhà sn xut & xut khu Mua Hàn h quang chìm thép xon c ôi xon c Din30670 Hình tròn cho khí t Trung Quc nhà sn xut.[price]
· 20 Years of experience in the Steel field
· 500,000 MT production capacity per year.
· 100+ exporting markets covering global main countries and regions.
· 2000+ MT stock per month with different materials and sizes.
· 150+ projects each year, covering oil tank, shipbuilding, oil&gas pipeline, drilling, offshore, energy, construction industries.
Our Steel Products' Certificates: