Lever Operated Lug type butterfly valve with NBR

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10000 kg/month

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Product Description:


1)Size: DN40-DN1600 

Specification(ductile iron lug butterfly valve)Application(gear butterfly valve)


  • Design standard: API609;EN593,ect 

  • Face to Face: DIN3202-K1,EN558-1 20 Series;BS5155,MSS SP-67 

  • Flange Drilling: DIN2501PN10/PN16;BS10-D;JIS10K;BS4504;ANSI125/150;AS2129 Table D/E;ASA125/150 ect. 

  • Pressure test:  API 598


  • This kind of lug butterfly valve is widely utilized in foodstuff,pharmacy,chemical industry etc.and industrial environmental protection, water treatment, high building,water supply and draian tubing line open or close or adjusting medium. 




Materials(cast iron butterfly valve)

No.Part NameMaterial(1) Material(2)1BodyA126B  GG252BushingB62  B623"O"ringEPDM  NBR4StemSS410 1.42015DiscSS316  1.44086SeatEPDM  NBR7   

Dimensions(butterfly valve)

China National Building Materials Group Corporation (CNBM) was established in 1984 with approval from the State Council, and then became a Central Enterprise under direct supervision of State-owned Assets Supervision and Administration Commission of the State Council in 2003.

Upholding the philosophy of “Making Best Use of Resources to Serve Construction”, and vigorously carrying out such strategies as “technical innovation”, “internationalization of building materials”, and “building strength with talents”, CNBM is the largest comprehensive building materials industry group in China that integrates scientific research, manufacturing and logistics into one entity, and consists of four business platforms, i.e. industry, technology, complete set of equipment, and trading & logistics. As of the end of 2009, CNBM’s total assets exceeded RMB 110 billion, with 100,000 employees, and 20 companies under direct management with 100% share control or majority control, among which 6 were listed companies, including 2 overseas listed.

CNBM practices the parent-subsidiary management system, and is one of those wholly state-owned enterprises carrying out the pilot trial of Board of Directors system and innovation system. As the strategic center, decision center, resources center, and policy & culture center, our Group exercises its right as a contributor. Whereas, our sub-groups functioning as business platforms, are mandated to construct the profit center based on their core competences to enlarge brand awareness and increase market share.

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