We can produce: Hollow Section Tube (1)Square steel pipe :size :from 40x40mm;50x50mm;60x60mm ,thickness from 1.50mm to 2.75mm . (2)Rectangle steel pipe : size :from 30x50mm;40x60mm;40x80mm;50x70mm;50x100mm; thickness from 1.50-2.75mm. The tube applied to steel structure; furniture; decorating material; steel material for door and window; supermarket shelves