国标法兰明杆楔式闸阀 GB flange RS wedge gate valve Z41W-16

国标铸钢法兰明杆楔式闸阀 GB c.s flange RS wedge gate valve Z41W-25

国标不锈钢法兰明杆楔式闸阀 GB s.s flange RS wedge gate valve Z41W-25

国标法兰暗杆楔式闸阀 GB flange NS wedge gate valve Z45W-16

国标弹性座封软密封闸阀 GB RS wedge soft-sealed gate valve Z40X-16

国标暗杆弹性座封软密封闸阀 GB NS wedge soft-sealed gate valve Z45X-16

美标铸钢明杆楔式闸阀 ANSI cast steel RS wedge gate valve Z41H-150LB

美标不锈钢明杆楔式闸阀 ANSI stainless steel RS wedge gate valve Z41H-150LB

美标铸钢明杆楔式闸阀 ANSI cast steel RS wedge gate valve Z41H-300LB

美标不锈钢明杆楔式闸阀 ANSI stainless steel RS wedge gate valve Z41H-300LB

国标碳钢波纹管闸阀 GB c.s bellows seal gate valve WZ41H(DN15-40锻压)

美标碳钢波纹管闸阀 ANSI c.s bellows seal gate valve WZ41H(DN15-40锻压)