manual driving flange type ventilates butterfly valve

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manual driving flange type ventilates butterfly valve
Posting date : Dec 10, 2012
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84-
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Quick detials Main technical parameter Nominal diameter:100mm-3000mm Nominal pressure:0.1Mpa Application temperature :< 300centigrade Application medium: Air, coal gas, haze and so on Application atandard Manufacture standard:JB/T8692-98 Flange connection size:GB/T9113-2000 Face to face:GB/T12221-89 Examination standard :GB/T13927-92 Material for main parts Body: Q235-A Disc : Q235-A Stem : Stainless steel Packing: Flexible graphite Feature and usage Butterfly valve use the high quality steel plate welding to become, structure simple, weight light, the use service is convenient. The non-seal, uses for the control agent current capacity, uses on profession and so on metallurgy, mine, cement, chemical industry ,electricity, electricity generation ventilates the dust removal , the environmental protection and the heating ventilates.

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