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高性能蝶阀
HIGH
PERFORMANCE
BUTTERFLY
VALVE
LCS6822 (150磅级)
LCS6822 (Class 150)
LCS7822 (300磅级)
LCS7822 (Class 300)
应用
APPLICATIONS |
特别适用于商业、工业和机械暖通空调领域。
Ideally suited for Commercial, Industrial
and Mechanical HVAC Services
- 供暖热水
Heating Hot Water
- 冷凝水
Condenser Water
- 乙二醇
Glycol
- 冷冻水
Chilled Water
- 压缩空气
Compressed Air
- 蒸汽(咨询工厂)
Steam (Consult factory)
- 化学工艺过程
Chemical Process
- 隔离和节流
Isolation and Throttling
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材料和结构
MATERIALS & CONSTRUCTION |
- 碳钢阀体结构
Body constructed of carbon steel
- 不锈钢阀瓣和阀杆
Stainless steel disc and stem
- PTFE(聚四氟乙烯)阀座和密封，用于需要耐化学腐蚀和耐热领域
Seats and seals of PTFE for exceptional
chemical and heat resistance
- 独特的阀杆与阀瓣的连接，增强了机械强度
Unique stem to disc connection increases
mechanical strength
- ISO5211执行机构安装
ISO5211 Actuation Mounting
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设计标准
DESIGN CRITERIA |
- MSS SP-68 (设计)
MSS SP-68 (Design)
- MSS SP-25 (标记)
MSS SP-25 (Markings)
- API 609阀座额定压力/温度
API 609 Seat Pressure/Temperature Ratings
- ASME/ANSI B 16.3A，阀体额定压力/温度
ASME/ANSI B16.34A, Body Pressure/Temperature
Ratings
- ASME/ANSI B 16.5法兰尺寸
ASME/ANSI B16.5 Flange Dimensions
- ISO 5211, EN 12116执行结构安装在顶部工作
ISO 5211, EN 12116 Actuator Mounting Top
Works
- ANSI150磅级和300磅级
ANSI Class 150 and Class 300
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规格说明范例
Sample Specification
所需阀门应该符合MSS SP-68标准“具有偏移结构的高压蝶阀”的要求。除非另外标明，全凸耳类型阀门适用于在全压力下的双向管道终端服务(死端，闭端)，不需要下游法兰。ANSI
150磅级或300磅级，碳钢阀体，不锈钢阀瓣，不锈钢或双炼钢阀杆，PTFE(聚四氟乙烯)或石墨密封。配置石墨的316不锈钢永久性润滑轴承。DN65至DN150应该配置杆锁操作机构，DN200以上应该配置齿轮操作机构或气动/电动执行机构。
Valves shall meet the requirements of MSS SP-68,
High Pressure Butterfly Valves with Offset Design. Unless otherwise indicated,
full lug type valves suitable for bi-directional end of line service (dead
end) at full rated pressure, without the need of a downstream flange.
ANSI Class 150 or 300, Carbon Steel Body, Stainless Steel Disc, Stainless
Steel or Duplex Steel Stem, PTFE or Graphite Seals. Permanently lubricated
bearings of 316 Stainless Steel with Graphite. 21/2"
to 6" shall have lever lock operator, 8" and larger shall have
gear operators or Pneumatic/Electric Actuators
美国尼伯科型号LCS6822 (150磅级)
NIBCO Figure Number LCS6822 (Class 150)
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