PN16,DN125-500
法兰全焊接钢质球阀 Flange Fully-welded steel
ball valve
材料 Materials
图表/产品说明 Graphs/product Descriptions
适用范围 Application
供暖系统、区域供热、工业用途、城市燃气 Heating systems，district
heating，industrial purposes
介质 Media
水，空气，油和其他不与碳钢发生化学反应的流体 Water，air，oil and other fluids，which are not decomposing carbon steel
根据标准要求，规格为DN250-DN600的不提供手柄。
可以订购如下附加配件：
可移动齿轮执行机构
手动齿轮执行机构
电动齿轮执行机构
气动齿轮执行机构
其他压力等级：见特殊型号
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
Other pressure levels：see special
models
【用途】
城市燃气：燃气输出管道、主干线及各支线管道等；
集中供热：大型供热设备输出管线、主干线、支线；
热交换机：管道及各回路启闭；
钢铁厂：各种流体管道、废气择放管道、煤气和热力管道、燃料管道；
各种工业设备：各种热处理管道、各种工业煤气和热力管道。
适用场合：供暖系统、供热区域、工业管道等用途。
【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.
【设计标准】
公称尺寸：DN125~500mm
公称压力：PN16-PN40
阀体材料：碳钢ST37.0，A106-B；20号钢
球体：不锈钢304或316
阀杆：2Cr13
阀杆密封：全氟像胶
球体密封：RTFE（PTFE+C）
适用温度：-29℃-200℃
操作方式：手柄、齿轮、电动、气动。
【Design standard】
Nominal size: DN125~500mm
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.
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