タイトルまたは説明

A. Specification: DN**-DN**0 B. Brief introduction to the product: BF serial resilient butterfly valve includes threaded connection and wafer type, and meets the strict requirements of HVAC equipment, irrigation, civil and industrial purposes. The valve body is made of cast iron; and butterfly disc may be made of ductile iron, aluminum bronze, and stainless steel; sealing seat may be made of NBR and EPDM. The actuator could be handle, worm gear, electric and pneumatic. C. Pressure and temperature Working pressure: DN**-DN**0 1.5MPa DN***-DN**0 1.0MPa Temperature scope: NBR **6℃~*2℃ EPDM **6℃~**5℃ D. Materials Valve body: Cast iron/ ductile iron Butterfly disc: ductile iron (nickel coated)/ aluminum bronze/ **6 stainless steel Shaft: **6/ **6 stainless steel Sealing seat: NBR/ EPDM