... H Beam Line 2.drill H I U beams 3.structural steel fabrication 4.3 spindles, max diameter 50mm 5.ISO9001:200 Specifications h ... machine, straightening machineH beam production lines,H beam welding lines,H I T Beam Production Welding Line, built-up section lineIt includes:1 ... ) Multi-head gas cutting machine2) H/I beam ...