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 部件 PART  | 
 规格说明 SPECIFICATION  | 
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 1.  | 
 阀体 Body  | 
 铸铁ASTM A 126级别B 配置丁纳橡胶-N弹性阀座浇铸在阀体上  Cast Iron ASTM A 126 Class B w/Buna-N Resilient Seat Molded to Body  | 
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 2.  | 
 *阀瓣 *Disc  | 
 青铜ASTM B 584 Bronze ASTM B 584  | 
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 3.  | 
 弹簧 Spring  | 
 不锈钢T-316 ASTM A 313 Stainless Steel T-316 ASTM A 313  | 
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 4.  | 
 阀瓣铰链销 Disc Hinge Pin  | 
 不锈钢T-316 ASTM A 276 Stainless Steel T-316 ASTM A 276  | 
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 5.  | 
 阀瓣止动销 Disc Stop Pin  | 
 不锈钢T-316 ASTM A 276 Stainless Steel T-316 ASTM A 276  | 
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 6.  | 
 阀瓣止推轴承 Disc Thrust Bearing  | 
 不锈钢T-316 ASTM A 240 Stainless Steel T-316 ASTM A 240  | 
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 7.  | 
 铰链销固定装置 Hinge Pin Retainer  | 
 钢 Steel  | 
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 8.  | 
 止动销固定装置 Stop Pin Retainer  | 
 钢 Steel  | 
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 9.  | 
 吊环螺栓 Lifting Eye Bolt  | 
 钢(图中没有显示) Steel (not shown)  |