Profile: Changdel Industrial Co., Ltd. specializes in manufacturing & supplying industrial valves, pipe fittings and quick couplings. We are an ISO 9002 certified company. Our products are widely applied in semi-conductor, petro-chemical, paper & pulp, brew, chemical, auto & motorcycle, sewage, water and food hygienic industries. Our main products include ball, butterfly, dual plate check, gate, globe, swing check, diaphragm, solenoid & needle valves, Y-strainers, pipe fittings, and cam lock quick couplings. Our butterfly valves are available in cast iron, ductile iron, carbon steel and stainless steel. These valves are available in wafer, lug and flange types. The body & plate materials of dual/single plate wafer check valves are made of cast iron, ductile iron, bronze, carbon steel, and stainless steel materials. We offer various PFA lined stainless steel fittings including 90° elbow, 45° elbow, equal tee-reducing tee, concentric reducer, eccentric reducer cross, sight glass, and flanges.