海洋船甲板

deck hatch · Hatches installed with covers flush with the deck. · Hatches installed with covers raised above the deck. · Closure secured by: Drop Bolts; Flush Bolts; Raised Dog Handles; Flush Dog Handles; Single point Quick Action wheel or lever operation below and Flush Hex-head or Tee Slot single point activation on top of cover. · Coaming height required to tie into ship structure. · Hatch cover material: mild steel, Aluminum or Stainless Steel. · Cover hinged or not hinged. · Cover hinged with Spring Balance.