Detailed Product Description Butterfly valve,API 609,End flange Dimensions per ANSI B16.5,Tri eccentric.Metal seat.150Lbs~300Lbs Size:2~48 Applicable Standards: Butterfly valve,Design Per API 609,Test per API 598 standard Face to face: ASME B 16.10 Flange ends : ASME B 16.5 Products Description : Products name: butterfly valve Size: 2-48" Pressure Rating: Class150/Class300 Flanged ends Material: WCB, WC6, WC9, LCB,CF8, CF3, CF8M, CF3M, CN7M, Monel and Hast. etc. Dics and Stem: WCB,SS304, SS316,SS304L,SS316L,SS410,SS416.etc. Operation: Hydraulic Application:Offshore /Oil /Gas /Chemical /Petrochemical Pulp /Paper /Water /Wastewater /Marine Notes: The specifications can be designed and satisfied for customers' special requirements We have obtained Certificates of CE, API 6D, API 607, TS and ISO 9001