Stainless Steel 304 Wafer Type Dual Plates Check Valve Swing Type PN16 Flange End Dimensional drawing Specifications Design According to AP1594. JB/T8937Face to face according to API594. API6D. ...عرض المزيد
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Stainless Steel 304 Wafer Type Dual Plates Check Valve Swing Type PN16 Flange End