PN25, DN50-200
標準型全焊接鋼質球閥 Fully-welded steel valve
材料 Materials
圖表/產品說明 Graphs/product Descriptions
適用范圍 Application
供暖系統、區域供熱、工業用途、城市燃氣 Heating systems，district
heating，industrial purposes
介質 Media
水，空氣，油和其他不與碳鋼發生化學反應的流體 Water，air，oil and other fluids，which are not decomposing carbon steel
【用途】
城市燃氣：燃氣輸出管道、主干線及各支線管道等；
集中供熱：大型供熱設備輸出管線、主干線、支線；
熱交換機：管道及各回路啟閉；
鋼鐵廠：各種流體管道、廢氣擇放管道、煤氣和熱力管道、燃料管道；
各種工業設備：各種熱處理管道、各種工業煤氣和熱力管道。
適用場合：供暖系統、供熱區域、工業管道等用途。
【Application】
City Gas: Gas output pipe, supply pipe for
main line and all branch linesetc.
Collect heat supply: outlet pipe，main line
and branch line for large heat supply equipment.
Heat exchangers: turn on and off of pipe
and all loops.
Steel plant: various fluid pipes,
discharging pipe for exhaust gas， supply pipe for gas，themmnal power and fuel.
Various industrial equipment: various heat
teratment pipes, pipe for all kinds of industrial gas and thermal power.
Applications: Heating systems, heating
area, industrial pipes and other purposes.
【設計標準】
公稱尺寸：DN50~200mm
公稱壓力：PN16-PN40
閥體材料：碳鋼ST37.0，A106-B；20號鋼
球體：不銹鋼304或316
閥桿：2Cr13
閥桿密封：全氟像膠
球體密封：RTFE（PTFE+C）
適用溫度：-29℃-200℃
操作方式：手柄、齒輪、電動、氣動。
【Design standard】
Nominal size: DN50~200mm
Nominal pressure: PN16-PN40
Body material: carbon steel ST37.0, A106-B;
20 steel
Sphere: stainless steel 304 or 316
Stem: 2Cr13
The valve stem sealing: full fluorine
rubber
Ball seal: RTFE (PTFE+C)
Applicable temperature: -29 degrees -200
degrees
Mode of operation: the handle, gear,
electric, pneumatic.