Welded square tube
Negotiable
Min.Order:1
Hebei senhai pipeline Co.,Ltd.
Product overview:
High-frequency seam welded square tube: 120x120-400x400mm(6-12m)
Material: Q235B, Q345B, C,D,E, 20#, S355JOH, S355J2H, S355JRH. STK490, STK400, AH36
Performance standard:
GB/T 6725, GB/T6728, EN10210, EN10219
The product is widely used in a large construction, shipbuilding, macinery, gas and fluid transport.
product feature:
Precision high, Large diameter.thick-walled
Our advantage:
The company has won 3 sets of sophisticated production lines for square tube, 1 set of production line for cross-sections and one set of heavy JCOE/LUE production line.
2.The product has past CE certification, ISO9001-2008, Classification society certification.
3. The product has annealed ,oiled and packed standard for export.