铸钢截止阀
NPS: NPS2~NPS24
Class: CL600~CL2500
铸钢升降式止回阀
NPS: NPS2~NPS60
Class: CL150~CL2500
铸钢闸阀
NPS: NPS2~NPS36
Class: CL600~CL2500
铸钢压力自密封止回阀
NPS: NPS2~NPS60
Class: CL150~CL2500
铸钢旋启式止回阀
NPS: NPS2~NPS24
Class: CL600~CL2500
铸钢轴流式止回阀
NPS: NPS2~NPS36
Class: CL600~CL2500
铸钢压力自密封闸阀
NPS: NPS2~NPS60
Class: CL150~CL2500
斜盘式止回阀
NPS: NPS2~NPS24
Class: CL150~CL2500
重锤缓闭式止回阀
NPS: NPS2~NPS60
Class: CL150~CL2500
铸钢双板止回阀
NPS: NPS2~NPS60
Class: CL150~CL2500
铸钢压力自密封Y型截止阀
NPS: NPS2~NPS60
Class: CL150~CL2500
铸钢压力自密封截止阀
NPS: NPS2~NPS24
Class: CL150~CL2500