Lug type butterfly valve

1. PROFUCT PROFILE

Lug-style butterfly valves are usually composed of metal such as ductile iron or steel. They feature threaded tapped lugs positioned on the valve flanges for bolt connections.

Lug-style butterfly valves are suitable for end-of-line service but a blind flange is always recommended. Lug-style butterfly valves are manufactured to be compatible with either pneumatic or electric actuation. Disc and seat material should be determined based on application and flow media.

2. FEATURES

· Simple structure and easy operation

· Easy installation and good sealing

· Long service life and high reliability

· Good interchangeability of parts and cost saving

· Wafer type butterfly valve with concentric design

· Using backless structure, Rubber fusion bonded on valve body

· Replaceable, resilient seat

· Streamlined disc, one-piece stem

· Lugged ends

3. TECHNICAL SPECIFICATION

· PN10 / PN16 / 125LB / 150LB / JIS10K / 150PSI / 200PSI

· Size: 2″~24″ (DN50~600mm)

· Materials: cast iron A126 B (GG25), ductile iron A536 65-45-12 (GGG40/50)

· Epoxy coating with thickness ≥ 250μm

· Working temperature: 0℃~+80℃

4. STANDARD

· Design & manufacturing: ASME B16.34, EN593, API609

· Face to face: ANSI B16.10, EN 558-1, API609

· Matching flanges: ANSI B16.1, EN 1092, JIS10K, AS 2129

· Top flange: ISO 5211

· Inspection & testing: API598

5. APPLICATION

· Water works, water projects
· Environment protection

· Public facilities
· Power plant
· Real estate
· Petroleum, chemical industry
· Steel work, metallurgy
· Paper plant
· Food & beverage
· Water treatment plant

Anhui Prosper Flow Technology Co., Ltd. is located in Tongling City, Anhui Province, a famous ductile iron valve production base   in China.Such as the Giant AVK Valve and TALIS Spain,who all buy castings here.
This is a manufacturer of production and sales of valves and fittings. It has import and export license. Prosper flow has a high-quality professional team, and the team's core personnel have more than 10 years of experience in the valve industry. With extensive experience and continuous development and efforts, we understand the international standards and strict export quality requirements of ductile iron valves. We provide OEM services for the world-famous valve companies. Our valves cover British Standard (BS), German Standard (DIN), American Standard (AWWA), Australian Standard (AS), South African Standard (SABS) and National Standard (GB). Now it has its own valve logo ‘ZW’. We have won the favor of the market and customers with advanced management and technology, high quality products and excellent service.