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

Name	Optional Materials
Body	Ductile Iron(DI), Gray Cast iron(CI), Cast Steel(WCB), Stainless steel(CF8/CF8M)
Disc	Ductile iron nylon coating(N),Plated ductile iron(D), CF8(P), CF8M(R),Aluminum bronze(T)
Seat	EPDM , NBR. PTFE, VITON, EP, EPDM ,EPDM
Shaft	Mr. Louis Tel: 86-10-57076748 Contact to this supplier Related Search Double Flanged Butterfly Valves    Flanged Butterfly Valve    Flanged Eccentric Butterfly Valve    Sanitary Flanged Butterfly Valve    Flanged Concentric Butterfly Valve    Butterfly Valve Casting    More>> Find more related products in following catalogs on Hisupplier.com Machinery & Industrial Supplies >> Assembly Line & Production Line Related Products double twist stranding machine SNJ 500-A double twist stranding machines SNJ 500A-A wireline- intertwist machine for wires SNJ 500A-C Twist machine for multi-strand copper wires SNJ 500-C × Company Info Global supply chain CO.,LTD. [China (Mainland)] Business Type:Manufacturer City: Beijing Province/State: Beijing Country/Region: China (Mainland) View Contact Details You May Like: prev Scaffolding components Three Jaw Anchor ... GB , ASTM , AISI scaffolding accessories... Cold Galvanized Steel Castings Scaffoldi... Precision Casting scaffolding accessorie... 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