China Marine Steel Cepet Akting Watertight Door:Standar: GB/T3477-1996 kanggo referensi
China Marine Aluminium Quick Acting Watertight Door:Standar: CB/T3477-96 & CB/T454-1997 kanggo referensi
Wheel Operated Quick Acting Watertight DoorIki minangka jinis lawang tumindak cepet sing dibukak lan ditutup kanthi cepet lan entheng.