PN25,DN125-600

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

根據標準要求，規格為DN250-DN600的不提供手柄。

可以訂購如下附加配件：

可移動齒輪執行機構

手動齒輪執行機構

電動齒輪執行機構

氣動齒輪執行機構

閥桿末端裝有ISO標準法蘭

As standard，DN250-DN600 issupplied without handle.

The following operating devices are available to order:

Backstop for mobile actuator

Stationary hand-operated actuator

Electric actuator

Pneumatic actuator

The valve stem end is provided with a ISO standard flange

【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：DN125~600mm

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: DN125~600mm

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.