- 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