Niigata 6l20ax 흡기 엔진 Vavles - 중국 제조사, 공장, 공급 업체
Zhonghai shipping Engine Spare Parts Engine Valve
Zhonghai shipping spare parts manufacturing Co.,Ltd specialized in producing various engine valves since 1990,which collects together research and development ,production and sales.Our factory covers...
Nimonic Exhaust Marine Engine Valves
Compare to other engine valve marine engine valve have much worse working environment ,the temperature is higher than common engines,besides marine always using heavy oil which means more corrosive...