船用通海阀或海水进给阀(需带螺栓螺母)尺寸如下: 10K x 50mm 16K x 40mm 5K x 20mm 10K x 150mm Discharge Valves with bolts and nuts: 卸料阀或排水阀(需带螺栓螺母)尺寸如下: 5K x 20mm 10K x 65mm 10K x 40mm 10K x 50mm 50K x 50mm (non return valves) (非回流阀) 10K x 100mm (non return valves) (非回流阀) 3 10K x 50mm discharge gate valves of Fire pump with bolts and nuts 消防泵用排水阀(需带螺栓螺母)尺寸:10K x 50mm 4 10K x 65mm Inlet gate valves of Fire pump with bolts and nuts 消防泵用进水闸式阀门(需带螺栓螺母)尺寸:10K x 65mm 5 Zinc Anodes (for hull, sea inlet and tanks) 锌阳板材料(用于船身、船用通海阀以及水箱) 6 Sea inlet and strainers with new jointings, stainless steel bolts and nuts 船用