Inverted Pressure Balance Lubricated Plug Valves: Taper Plug, Bottom Entry. Body: WCB, CF8, CF8M, CF3, CF3M, WC1, WC6, WC9, C5. Size: 1/ 2â -24â , class: ANSI 150-1500Lbs Design: ASME B16.34/ API6D/ API599 Face to Face: ASME B16.10 Flange ends: ASME B16.5 Test: API598 __ Zhejiang WZIPIE Valve Co., Ltd. China Tel: 86-577-8886 9735 ( Export Line) Fax: 86-577-8886 9795 ( Export Line) Http: / / www.wenzhou-valve.com