Z40W不锈钢美标闸阀,API阀门
Z41H、Z41W、Z41Y-300LB API美标闸阀 300Lb美标闸阀
Z41H、Z41W、Z41Y-150LB API美标闸阀
H64-1500LB,焊接美标止回阀
1500LB-2500LB,美标止回阀
H44H(150LB,300LB,600LB)美标止回阀
API止回阀,H44H美标旋启式止回阀
1500LB-2500LB,高磅级美标截止阀,美标自密封截止阀
J41W不锈钢美标截止阀
J41H(150LB,300LB.600LB)美标截止阀
J941H美标电动截止阀
Z540H(150LB,300LB,600LB)伞齿轮美标闸阀
Z40H(Z540H)-900LB美标闸阀
Z940H电动美标闸阀
Z40H(150LB,300LB,600LB)美标闸阀