Detailed Product Description Electric Cast Iron Butterfly Valve APPLICABLE STANDARDS: Design: JIS B 2032,ANSI,GB Face to Face: JIS B 2002 46 ,ISO 5752 20 ,API,GB Wall Thickness: JIS ANSI GB Inspection & Testing: JIS B 2032,API,GB SPECIFICATIONS: Working Pressure: 1.0-1.6MPa Temperature Range: 0120 (EPDM) ; 060 (NBR)Size DatasheetCaliberSize(mm)mminchPNDLH1H2Pneumatic Double ActingPneumatic Spring ...