D71X/F,D371X/F上海沪工京蝶阀门手动对夹式蝶阀

D41X,D43H，D341X上海京蝶良工阀门手动法兰蝶阀

D81X,D381X上海京蝶良工阀门沟槽蝶阀

SD343H上海京蝶良工阀门蜗轮伸缩蝶阀

D341X,D343H上海京蝶良工阀门耐磨蝶阀

D371F-16P上海京蝶良工阀门软密封蝶阀

D71X-16P上海京蝶良工阀门不锈钢手动蝶阀

D71X上海京蝶良工阀门手动对夹式软密封蝶阀

D41X上海京蝶良工阀门手动衬胶蝶阀

D71F4上海京蝶两良工阀门衬氟蝶阀

D341F46-16C 衬氟蝶阀上海京蝶良工阀门手动大口径衬氟蝶阀

D71X/F手动对夹式蝶阀，手动蝶阀