Electric flat gate valveIt is a type of gate valve suitable for natural gas, petroleum, chemical, environmental protection, urban pipelines, gas pipelines, and other transportation pipelines, venting systems, and steam storage devices. It is used as an opening and closing device. The Z43 type single gate flat gate valve with diversion hole is suitable for long-distance pipelines for natural gas extraction and purification.
1. For the transportation pipelines of oil and natural gas, single or double gate flat gate valves should be selected. If pipeline cleaning is required, choose a single or double gate open stem flat gate valve with a guide hole.
2. For the transportation pipelines and storage equipment of finished oil products, single or double gate flat gate valves without diversion holes shall be selected.
3. For oil and gas extraction wellhead equipment, single or double gate flat gate valves with concealed floating seats and guide holes are selected, mostly in accordance with API16A standards, with pressure ratings of API2000, API3000, API5000, API10000, API15000, and API20000.
4. For pipelines with suspended particulate media, knife type flat gate valves should be selected.
5. For urban gas transmission pipelines, single or double gate soft sealed rising stem flat gate valves should be selected.
6. For urban water engineering, single or double gate open stem flat gate valves without diversion holes shall be selected.