... valves, and instrument valves can be supplied accordance with the standard & code of GB, ASME, API, ANSI, AWWA, DIN, BS, ... NF, JIS, IBR etc.. The pressure of the valves can be supplied from PN1.0MPa to PN42MPa ... , or PN150lb to PN4500lb. The size of the valves can be supplied from DN 1/2" ... CFBM, CF3, CF3M, CN7M, CD-4MCu, M-30C and forgings of A105, F1, F5, F11, F22, LF1, 304, 316, ...