EN-JS 1030 ( GGG-40 ) Casting Iron Double Flanged Butterfly Valve DN50 - DN400
| Place of Origin: | Zhejiang |
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Company Profile
| Location: | Beijing, China (Mainland) |
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| Business Type: | Manufacturer |
| Main Products: | Casting Iron, Steel Castings, Precision Investment Casting |
Product Detail
| Model No.: | ZT-001 |
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Product Description
EN-JS 1030 ( GGG-40 ) Casting Iron Double Flange Butterfly Valve DN50 - DN400
Specifications
Multiple materails
Long service life
Excellence performance
Perfect appearance
High quality
Product Overview
Double flange butterfly valve integrated the advantages of eccentric flange butterfly and wafer butterfly valve. Eliminated the defects between them, valve body inner lining Vulcanized rubber. Achieve an perfect seal performance. Widely used in the water supply or drain system of water plant, power plant, steel mill, paper making or chemical industries, along with good adjustment features.
Product Pictures
Technical Parameters
General Information
- Resilient seated in accordance with EN 593
- Face-to-face length acc. to EN 558-1, basic series 14 (DIN 3202, F4)
- With flange ends on both sides acc. to EN 1092-2
- Double-offset disk bearing mounted in maintenance-free bushing
- Medium free bearing (dry shaft) in body by means of double O-ring sealing and closed disk eyes
- Possible to replace profile sealing ring without disassembling the disk
- Automatic sealing system with enclosed and pressure-supported profile sealing ring
- Vacuum tight up to 1 Torr
- Tight in both flow directions acc. to EN 1074-2
- Blow-out proof shaft and shaft sealing
- With self-locking, fully enclosed, maintenance-free worm gear including mechanical position indicator
Material
- Body: Ductile cast iron EN-JS 1030 (GGG-40)
- Disk: Ductile cast iron EN-JS 1030 (GGG-40)
- Valve sealing: EPDM
- O-rings: EPDM
- Butterfly valve stem: Stainless steel 1.4462
- Shaft bearing: Zincfree bronze
- Seat: Rubber lined, microfinished
Corrosion protection
- Body: Inside 3 mm hard rubber coating and outside epoxy coating
- Disk: 3 mm hard rubber coating
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Name
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Optional Materials |
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Body
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Ductile Iron(DI), Gray Cast iron(CI), Cast Steel(WCB), Stainless steel(CF8/CF8M) |
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Disc
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Ductile iron nylon coating(N),Plated ductile iron(D), CF8(P), CF8M(R),Aluminum bronze(T) |
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Seat
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EPDM , NBR. PTFE, VITON, EP, EPDM ,EPDM |
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Shaft
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