MS Square Tubes

Jiangyin jianhe steel co., ltd. Founded in 1998, is specialized in manufacturing square, rectangular, circular hollow sections and steel structures. We are located in jiangsu province, 2 hours from shanghai by car.
Customers choose and trust us not only because of our stable quality but also the service along with our products.
The quality is achieved by strict inspection including pre-production inspection, in-production inspection and post-production inspection.
The service is achieved by over 300 staff who are dedicated in this company with their steel industry knowledge and experience. Their dedication and profession guarantee the delivery time and the after-sales service of the products.
Sizes we can produce:
50x50mm-1000x1000mm for square hollow sections
thickness: 3mm-50mm
50x30mm-1000x800mm for rectangular hollow sections
thickness: 3mm-50mm
42.4mm-1524mm for circular hollow sections
thickness: 3mm-50mm
steel grade and standard provided by us:
en10219 & en10210: s235jrh, s235j0h, s235j2h, s355jrh, s355j0h, s355j2h, s355nh
astm a500: grade a&b&c
jisg3466: stk400, stk490
jisg3444: stk400, stk490, stk500
certificate we have:
ce certificate
iso9001
iso18001
en1090