注:1为PN1.0、1.6、2.5MPa球阀的数值,其中PN2.5MPa,DN100的D值为170;2为PN2.0MPa、Class150球阀的数值;3为10K球阀的数值。
■型号及主要参数 
| 
 配管法兰  | 
 公称压力 或压力级  | 
 产品型号  | 
| 
 JB/T74-90 (JB74-90)、GB9112-9131 HGJ44-76   | 
 PN1.0MPa  | 
 Q71F-10C  | 
 Q71F-10P  | 
 Q71F-10P8  | 
 Q71F-10P3  | 
 Q71F-10R  | 
 Q71F-10R8  | 
 Q71F-10P3  | 
 Q71F-10Ti  | 
| 
 PN1.6MPa  | 
 Q71F-16C  | 
 Q71F-10P  | 
 Q71F-16P8  | 
 Q71F-16P3  | 
 Q71F-16R  | 
 Q71F-16R8  | 
 Q71F-16P3  | 
 Q71F-16Ti  | 
| 
 PN2.5MPa  | 
 Q71F-25  | 
 Q71F-25P  | 
 Q71F-25P8  | 
 Q71F-25P3  | 
 Q71F-16R  | 
 Q71F-25R8  | 
 Q71F-25P3  | 
 Q71F-16Ti  | 
| 
 GB9112-9131 SH3406  | 
 PN2.0MPa  | 
 Q71F-20C  | 
 Q71F-20P  | 
 Q71F-20P8  | 
 Q71F-20P3  | 
 Q71F-20R  | 
 Q71F-20R8  | 
 Q71F-20P3  | 
 Q71F-20Ti  | 
| 
 ANSI B16.5  | 
 Class 150  | 
 Q71F-150(LB)C  | 
 Q71F-150(LB)P  | 
 Q71F-150(LB)C8  | 
 Q71F-150(LB)C3  | 
 Q71F-150(LB)R  | 
 Q71F-150(LB)R8  | 
 Q71F-150(LB)C3  | 
 Q71F-150(LB)Ti  | 
| 
 JIS B2212  | 
 10K  | 
 Q71F-10(K)C  | 
 Q71F-10(K)P  | 
 Q71F-10(K)P8  | 
 Q71F-10(K)P3  | 
 Q71F-10(K)R  | 
 Q71F-10(K)R8  | 
 Q71F-10(K)R3  | 
 Q71F-10(K)Ti  | 
注:1密封圈材料选用对位聚苯,则将型号中密封面材料代号“F”改为“Fs”示例:Q71Fs-16C