- 美标波纹管闸阀
- 磅级低温闸阀dz40y-150lb~600lb
- 磅级闸阀z940h、z940y、z940w、z540h、z540y、z540w-1500~2500lb
- 磅级闸阀z940h、z940y、z940w、z540h、z540y、z540w-300lb
- 磅级闸阀z940h、z940y、z940w、z540h、z540y、z540w-600lb
- 磅级闸阀z940h、z940y、z940w、z540h、z540y、z540w-300lb
- 磅级闸阀z940h、z940y、z940w、z540h、z540y、z540w-150lb
- 磅级闸阀z40h、z40y、z40w-900lb~1500lb
- 磅级闸阀z40h、z40y、z40w-600lb
- 磅级闸阀z40h、z40y、z40w-300lb
- 磅级闸阀z40h、z40y、z40w-150lb
英文
