| 管内提升式 • 弹性阀瓣 • 弹簧驱动 Inline Lift Type • Resilient Discs • Spring Actuated
 125 PSI/8.6 Bar饱和蒸汽 (TFE阀瓣)
 250 PSI/17.2 Bar非冲击性冷工作压力
 125 PSI/8.6 Bar Saturated Steam (TFE Disc)
 250 PSI/17.2 Bar Non-Shock Cold Working Pressure
 符合MSS SP-80标准
 CONFORMS TO MSS SP-80
 
 |  | 部件 PART
 | 规格说明 SPECIFICATION
 |  | 1. | 阀体 Body
 | 青铜ASTM B 584合金C84400 Bronze ASTM B 584 Alloy C84400
 |  | 2. | 阀杆 Stem
 | 不锈钢ASTM A 582合金C30300 Stainless Steel ASTM A 582
 Alloy C30300
 |  | 3. | 弹簧 Spring
 | 316不锈钢 316 Stainless Steel
 |  | 4. | 阀瓣固定装置 Disc Holder
 | 不锈钢类型301 Stainless Steel Type 301
 |  | 5. | 阀瓣 Disc
 | 水,油或气(丁纳橡胶-N) 蒸汽S43000
 Water, Oil or Gas (Buna-N)
 Steam (TFE) (Y)
 |  | 6. | 阀座螺丝 Seat Screw
 | 不锈钢ASTM A 276合金S43000 Stainless Steel ASTM A 276
 Alloy S43000
 |  | 7. | 阀体末端 Body End
 | 青铜ASTM B 584合金C84400 Bronze ASTM B 584 Alloy C84400
 | 
 |  
 |  T-480
 螺纹连接
 Threaded
 | 
  S-480
 焊接连接
 Solder
 
 | 
  T-480-Y (TFE阀瓣)
 T-480-Y (TFE Disc)
 NPT x NPT
 
  S-480-Y (TFE阀瓣)
 S-480-Y (TFE Disc)
 C x C
 
 | 美国尼伯科止回阀可以安装在水平管线和流向朝上的垂直管线的任何位置上。在角度不大于15o的倾斜管线上也能够令人满意的工作。 NIBCO check valves may be installed in both horizontal and vertical lines with upward flow or in any intermediate position.
 警告:不要用在往复式空气压缩机管线上。
 Warning – Do Not Use For Reciprocating Air Compressor Service.
 ◆ 如果需要工作压力的详细资料,请参阅第109页的压力温度表。
 ◆ For detailed Operating Pressure, refer to Pressure Temperature Chart on page 109.
 
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