zhejiang hengtong valve co., ltd was established in june,1986, with a floor area of 21186 square meters. product range: butterfly, ball, globe, gate, check, plug and other valves. operation types: manual, gearbox, pneumatic, electronic, hydraulic, hydraulic-pneumatic, etc. size range: nps 1”—nps 160” pressure range: 0.25mpa-32mpa connection end: flanged, wafer type, bw, sw, npt, etc. materials: wcb,wcc,lcb,lcc,lc1-3,cf8,cf3,cf8m,cf3m,wc5,wc6,wc9,etc. applied industries: metallurgy, electricity, petroleum, chemicals, papermaking, iron and steel, coal gas, mine, plumbing, sewage disposal, p

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