Lee&Four International Environmental Consulting Ltd.

China Manufacturer with main products: Alum Cream Whipper, Soda Sihpon, Stainles Steel Cream Whipper, Cold Isostaic Press, Hydrogen Furnace, Hvac Air Cnditioer Accessory, Pneumatic...

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Industrial Butterfly Valve

Supply Ability: 200 Set/Sets per Year
Shipping: BY SEA
Payment Terms: L/C, T/T, Western Union

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Tianjin in China
Packaging Details: BROWN BOX

Quick Details

  • Type: Ring
  • Material: Aluminum Bronze
  • Size: 1350mm-4000mm


Butterfly valves are used to regulate or shut-off a flow, and are the preferred solution in larges sizes up to 4000 mm.
Sr. No.         Design Data                        Requirements                 
B        Tag Numbers and No. of Valves     Hydraulic Actuator Valves: EHV-3150, EHV-3250, EHV-
                                                           3350, EHV-3450, EHV-3550, EHV-3650, EHV-3750.
                                                            Electric Actuator Valves: All Remaining MOV's of 1350
                                                            mm and 3300 mm sizes.
                                                         Quantity: Hydraulic 1350 mm-7 ea; Electric 1350 mm 14  
                                                         ea.  Electric 3300 mm-4 ea.
1              Area classification                         Non-Hazardous
2               Service/Process fluid                       Seawater
3                      Valve sizes                           1350 mm and 3300 mm.
4              Valve design standard AWWA C504;      API 609
5                   Pressure Rating                              PN 10
6                   Body style Short body,                     flanged
7              Body material Aluminum bronze,           ASTM B148
8               Liner material                                         N/A
9                  Disc material Aluminum bronze ,             ASTM B148
10                     Shaft material                                 Monel K-500
11                      Packing material                                PTFE
12                         Valve seat                                      EPDM
13                         Gaskets                                     Nitrile Rubber
14                       Flange Drilling                      Per ASME B16.1 Class 125
                                                                   If dimensions are not defined in the referenced
                                                                   standards, manufacturer standard may be used subject
                                                                    to RC approval.
15             Shaft Position                                 Vertical unless otherwise shown on drawings or approved
16              Actuator Position                            Adjustable
17   Normal operating actuator                          Electric or hydraulic ,
18   Manual override handwheel operator              Required

Part ASTM and/or other                          Material                         Designation
Body                                              Aluminum Bronze                     ASTM B148
Disc                                              Aluminum Bronze                       ASTM B148
Seat                                                 Rubber (EPDM) -
Seat Retainer                        Super Duplex Stainless Steel or  Aluminum Bronze -
Shaft                                                   Monel K 500 -
Flat-face Gasket                                     Rubber (EPDM) -
Flange                                           Aluminum Bronze                    ASTM B148 or B169M
Spring                                           Duplex Stainless Steel                 ASTM A313M
Bearing                                    Teflon with Fiberglass Backing -
Blind Flange and Blank Flange                     FRP, Aluminum Bronze -
Drive Box                                               Cast Iron or Carbon Steel      ASTM B150M
Bolts/Nuts                                              Duplex Stainless Steel -

B. General Notes for Material Requirements
1. Aluminum-bronze shall be temper annealed per ASTM B601.
2. Welded aluminum bronze shall be stress relieved at 621 to 649°C (1150 to 1200°F)
for 1? hours for the first 25 mm (1 in.) of thickness and ? hour for each additional
25 mm (1 in.) of thickness.
3. No internal or external part, hardware or clamp shall contribute to the corrosion or
galvanic attack and shall be as recommended and tested by the valve
manufacturer and subject to approval by Royal Commission.
4. Butterfly valves for potable water service will be cast iron or ductile iron body with
coated ductile iron disc, resilient seat, stainless steel shaft an

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