Product description
Model NO.: DD343H Connection Form: Flange This kind of butterfly valve is widely used in food stuff, pharmacy, chemical industry etc. And industry environmental protection, water treatment, high building, water supply and drain tubing line open and close or adjusting medium.
DN: 50~2000
PN(MPa): 0.6 1.6 2.5 4.0
Appropriate medium: Water, steam, oil, acid corrosive and so on.
Appropriate temperature: -40centigrade~600centigrade
Part name Material
Body: Cast iron, cast steel, stainless steel, Cr, Mo. Steel, alloy
Disc: Cast steel, Alloy steel, stainless steel, Cr. Mo. Steel
Seal ring: Stainless steel, graphite, resist grind material
Stem: Stainless steel, Cr. Mo. Steel
Packing: Flexible Graphite
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