Typical services include
Rubber-Seated Butterfly Valves.O ring+packing double stem seal. 
Lined material
EPDM Buna-N(NBR) Neoprane Hypalon Vitton SBR Silicone Teflon
Standard
Design and Manufacture: ASME B16.34, API 609 ,AWWA C516 ,AWWA C504-2000
Face to face(end to end): API 609,DIN3202-K1,MFG or customers,
Test and inspection: API598, API609,EN12266
Flanged end: ANSI B16.5,DIN2501 RF. EN1092-1 
Operation type
Lever,Gear, Electric actuator,Pneumatic actuator,Bare stem.
Material
ASTM A126 ,ASTM A536 ,ASTM A216 WCB ASTM A351 CF8,A351 CF8M, GG25.GGG40.
A351 CF3,A351 CF3M, or by customers.ductile iron and cast iron material.
(Cast Steel, Alloy Steel, Stainless Steel, Special Steel)
PAV VALVE CO.,LTD .PAV VALVE BRAND.PIPE ARMATUREN
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