Double Flange Concentric Butterfly Valve Pn10 Pn16 Size From 2′′ to 48′′

• Media: Water
• Driving Mode: Manual
• Connection Form: Flange
• Structure: Centre Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Work Pressure: Low Pressure (Pn<1.6mpa)
• Working Temperature: Normal Temperature (-40°C<T<120°C)
• Material of Seal Surface: Soft Sealed
• Valve Body: Casting
• Standard: BS5155
• Application: Water Industrial Usage
• Transport Package: Plywood Caes
• Specification: 2′′-48′′
• Trademark: OEM
• Origin: China
• HS Code: 848180
• Production Capacity: 5000 Pieces/Month

Product Description

 

Flange Butterfly Valve DN50-DN1200

Concentric type butterfly valves designed to comply with BS5155. Compatible with GB, DIN, BS and ANSI125/150 flanges. Face to face according to ISO 5752 basic series 13 (short)/DIN 3202 part 1 series F16. Characteristic of series F401 valve is to splice the rubber liner on the body, the strength more highly and the seal more reliably for the seat. There is O-ring casted on the seal surface of the seat, negates need for flange gaskets. Available in size 2″ to 48″. Available with handles, manual gear operators, and electric or pneumatic actuators

1. ApplicationThe butterfly valve is suitable for use in petroleum, chemical, food, medicine, paper making, water and electricity,
ship building, water supply and sewage, and some other pipe systems such as metallurgy and energy systems; a variety of corrosive, non - corrosive gas, liquid, semi-liquid and solid powder pipelines and container served as regulating and closure devices

2. Features
a. Structure length comply with international standard, facilitate international sales.b. Body lining of rubber vulcanization ensure a stable driving torque.c. Ends of Body Rubber vulcanization adopt water line to fulfill various forms of the flange sealing requirements.d. Apply for single standard valve installation.e. Clients can choose lever, worm gear, pneumatic apparatus, electronic apparatus or combination driving operation according to working requirements.f. Bolt fittings convenient in maintenancing and replacing.g. Simple structure, piping connect the stem and plate of valve, steadily positioning.h. The customs can independently choose the plate (electroplating, nylon plating coating, epoxy coating) according to requirements.i. The shaft seal can be use copper line and O-ring combined sealing, lower part of the stem adopt bearing structure under positioning.

Materials List

Stem	Zinc Plated Steel; Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM A582 Type 416;
Body	Cast Iron: ASTM A126CL. B , DIN1691 GG25, EN 1561 EN-GJL-200; GB12226 HT200; Ductile Cast Iron: ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15, GB12227 QT450-10;
Disc	Ductile Cast Iron(Nickel plated): ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15, GB12227 QT450-10; Stainless Steel: ASTM A351 CF8, CF8M; CF3, CF3M; EN 1.4408, 1.4469; 1.4501; AL-Bronze: ASTM B148 C95400;
Seat	NBR, EPDM, Neoprene, PTFE, Viton;
End Cap	Cast Iron: ASTM A126CL. B ,DIN1691 GG25, EN 1561 EN-GJL-200; Ductile Cast Iron: ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15,
Bolt	Zinc Plated Steel;
Taper Pin	Stainless Steel: ASTM A276 Type 304, Type 316; EN 1.4501;
O-Ring	NBR, EPDM, Neoprene, Viton;
Bushing	PTFE, Lubricated Bronze;
Key	Carbon Steel

Manufacturing Technique

Packing & delivery

1. Product packed by Standard Export Carton or Upon Requests of customer
2. We can offer products on time, shipping by ocean,by air or DHL, Fedex, TNT,UPS

Company Profile
Anhui Sunval international Co., Ltd. Anhui Sunval International Co., Ltd. is a professional supplier of valves and piping systems. Our company focuses on iron valves, steel valves, copper alloy valves, pipes and related accessories etc. Our main products are gate valve (resilient seated or Metal seated), globe valve, check valve, ball valve, butterfly valve, air vent valve, strainer, control valves and pipe fittings with main material of cast iron, ductile iron, carbon steel, stainless steel and copper alloy. The pressure rating is 0.6Mpa - 150.0Mpa and size range is DN15-DN2400 . The valves are designed and manufactured in accordance with the standards of GB, ANSI, API, DIN, BS, JIS and widely used for water, oil and gas industries. We have obtained certificates of ISO9001, CE, WRAS etc.. Sunval has been selling to 40 countries in Asia, Europe, America and Africa.