工程规格说明书范文
Sample Engineering Specification
所有热塑性塑料球阀应该是紧凑密封装置类型球阀，结构材料采用PVC类型I，ASTM D 1784分类12454或CPVC类型IV，分类23447。所有O形环材质应该是EPDM或Viton®。所有阀门应该获得美国国家卫生基金会NSF国际部认证用于饮用水应用场合。在水温23oC条件下，所有DN15~DN50阀门压力等级应该是235
psi，所有DN80~DN150阀门和所有法兰阀门压力等级应该是150 psi，并由美国斯毕尔制造公司制造。
All thermoplastic ball valves shall be Compact
sealed unit type constructed from PVC Type I, ASTM D 1784 Cell Classification
12454 or CPVC Type IV, Cell Classification 23447. All O-rings shall be
EPDM or Viton®. All valves shall have Safe-T-Shear® stem and Polypropylene
handle. All valves shall be certified by NSF International for use in
potable water service. All 1/2" - 2" valves
shall be pressure rated at 235 psi and all 3" - 6" and all flanged
valves shall be pressure rated at 150 psi for water at 73oF,
as manufactured by Spears® Manufacturing Company. |
|
特点 - PVC，CPVC
Feartures - PVC, CPVC
这种工业级、90度旋转关闭阀在各种化工处理、工业和OEM应用场合要求无维护保养的市场很受欢迎。可提供国际管道标准IPS通径DN15~DN100，承插、螺纹或法兰连接端口的阀门，还可提供通径DN150、承插或法兰连接端口的阀门。DN150阀门采用高效杠杆手柄，操作更加简易。
This industrial grade, quarter-turn shutoff valve
is popular where maintenance-free installations are desired for a variety
of chemical processing, industrial and OEM applications. IPS Sizes 1/2"
- 4" available with socket, threaded or flanged end connectors, 6"
size available with socket or flanged end connectors. 6" valve uses
high-efficiency lever style handle for easier operation.
- 耐化学品和耐腐蚀PVC或CPVC材料结构
Chemical & Corrosion Resistant PVC or CPVC
Construction
- 无需维护保养的密封装置
Maintenance-Free Sealed Unit
- 管道壁厚标准Schedule 80全径结构
Schedule 80 Full-Bore Design
- 高强度、抗冲击的聚丙烯手柄
High Impact Polypropylene Handle
- 美国斯毕尔公司单O形环Safe-T-Shear®商标阀杆结构
Spears® Single O-ring Safe-T-Shear® Stem
Design
- EPDM或Viton®材质O形环
EPDM or Viton® O-rings
- 自我调节的PTFE材质浮动阀座结构
Self Adjusting PTFE Floating Seat Design
- 通径DN15~DN50的阀门压力等级为235 psi @23oC，通径DN80~DN150阀门和所有法兰阀门压力等级为150
psi @ 23oC
Sizes 1/2" - 2"
Pressure Rated to 235 psi @ 73oF, Sizes 3" - 6"
and all Flanged Pressure Rated to 150 psi @ 73oF
- 美国国家卫生基金会NSF认证可用于饮用水
NSF Certified for Potable Water use
- 适用于真空应用场合
Suitable for Vacuum Service
- 采用无硅树脂、水溶性润滑剂组装而成
Assembled with Silicone-Free, Water Soluble Lubricant
- 制造符合美国材料实验协会ASTM F 1970标准
Manufactured to ASTM F 1970
注：通径DN150阀门采用杠杆手柄（图中没有显示）
Note: Valve size 6" uses Lever Handle (not
shown) |
