Cast Iron Gate Valves: Body: CI, DI Bonnet: CI, DI Disc: CI, DI Seat: Brass/ SS Stem: SS Handwheel: CI, DI Face to Face: ANSI B16.10 Flange drilled: ANSI B16.50 Class 125# : Flat face flanges Class 150# : Raised face flanges size: 1-1/ 2" - 12" ( DN40-300) STD. ANSI. BS. DIN. JIS. __ 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