NGA HUA
Ko matou te kaihanga nui rawa atu o te waahanga hollow maitai i Haina. Ko te nuinga o taatau e whakaputa paipa ERW, paipa LSAW, paipa SSAW, paipa HFW me nga paipa kore. tapawhā wāhanga kōputaputa:10*10*0.5-1000*1000*60mm tapawhā tapawhā wāhanga kōputaputa:10*15*0.5-800*1100*60mm porohita wāhanga kōhao:10.3-2032mm THK:0.5-60mm