1) Weld End Butterfly Valve 2) Material quality: SS304, SS304L, SS316, SS316L 3) Standard:3A, SMS, DIN Sanitary stainless steel weld Butterfly valve is comprehensive used ... bar, gripper handle 12 positionm pull handle 4 positionCertificate:ISO9001Handle butterfly valve, manual butterfly valve, pneumatic butterfly valve, 3-piece butterfly valve Weld End Butterfly Valve