Profile: China RK Marine Valve Manufacturing Co., Ltd. specializes in producing marine valves and air vent head according to JIS, DIN, API and GB standards. We are an ISO 9001:2000, BV, ABS, DNV and CCS certified company. Our main products include globe, screw down check, check, hose, gate, storm, and butterfly valves. Our products are made up of various materials including cast iron, ductile iron, cast steel, bronze and stainless steel. We are specialized in designing, developing, installing and selling various valve products. Our valve products are available in the pressure range from 0.5MPa-6.4MPa.