工程规格说明书范文
Sample Engineering Specification
所有热塑性塑料球阀应该是实用密封装置类型，结构材料为PVC类型I，ASTM D 1784分类12454或CPVC类型IV，ASTM D
1784分类23447。所有O形环材质应该是EPDM。所有阀门应该配置Safe-T-Shear®商标阀杆和聚丙烯手柄。所有阀门应该获得美国国家卫生基金会NSF国际部认证可用于饮用水。在水温23oC条件下，所有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 Utility
sealed unit type constructed from PVC Type I, ASTM D 1784 Cell Classification
12454 or CPVC Type IV, ASTM D 1784 Cell Classification 23447. All O-rings
shall be EPDM. 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 valves shall be pressure rated at 150 psi for
water at 73oF, as manufactured by Spears® Manufacturing
Company. |
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特点 - PVC白，PVC灰和CPVC
Feartures - PVC White, PVC Gray & CPVC
高质量、经济、90度旋转关闭阀结构，适用于灌溉，泳池和温泉区，以及一般用途的应用场合。国际管道标准IPS通径DN15~DN50阀门，可提供PVC白、PVC灰或CPVC材质，承插或螺纹连接端口的阀门，通径DN80~DN100阀门可提供PVC白材质、承插或螺纹连接端口的阀门。DN150通径阀门材质为PVC白，承插连接端口，并配置使操作更容易的高效杠杆手柄。
A high quality, economical quarter-turn shutoff
valve designed for irrigation, pool and spa, and general purpose applications.
IPS sizes 1/2" - 2" available in PVC White,
PVC Gray or CPVC with socket or threaded end connectors, Sizes 3"
- 4" available in PVC White with socket or threaded end connectors.
6" size available in PVC White with socket end connectors and high-efficiency
lever style handle for easier operation.
- 耐化学品和耐腐蚀的PVC或CPVC材料结构
Chemical & Corrosion Resistant PVC or CPVC
Construction
- 经济型密封装置
Economical Sealed Unit
- 管道壁厚Schedule 80全径结构
Schedule 80 Full-Bore Design
- 高强度、抗冲击聚丙烯手柄
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材质O形环
EPDM O-rings
- Teflon® HDPE浮动阀座结构
Teflon® HDPE Floating Seat Design
- 通径DN15~DN150阀门压力等级为150 psi @ 23oC
Sizes 1/2" - 6"
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
- 采用无硅树脂、水溶性润滑剂组装而成
Assembled with Silicone-Free, Water Soluble Lubricant
注：
Note: |
通径DN65，DN80，DN100的阀门也可采用CPVC材质。请参阅紧凑型球阀。
通径DN150阀门采用杠杆手柄（图中没有显示）
Valve sizes 21/2",
3", 4" and 6" are not available in CPVC.
Refer to Compact Ball Valve
Valve size 6" uses Lever Handle (not shown) |
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