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Q641-16C/25Aerodynamic ball valve
 

Function and specitication:
Type Nominal pressure 
(MPa)		 Testing pressure  Suitable temperature(¡æ) Suitable Medium 
Strength£¨Water£©
(MPa)		 Enclose£¨Water£©(MPa)
Q641/941-16C 1.6 2.4 1.8 ¡Ü200 Water¡¢Vapour¡¢Oil
Q641/941-25 2.5 3.8 2.8

Main parts and materials:
Parts nmae Material
Valve bldy WCB
Ball,Stem Stainless steel
Scal ring Reinforced ptfe

Outling and connect measurement
Type Nominal DH Measurement Reference Weight
L D D1 D2 D3 b z-§¶d Q641 Q941Q

Q641-16C

Q941-16C

Q641-25

Q941-25

 15 130 95 65 46   14 4¡Á§¶14 6 6
20 130 105 75 56   14 4¡Á§¶14 6.5 6.5
25 140 115 85 65   14 4¡Á§¶14 8 8
32 165 135 100 76   16 4¡Á§¶18 10 13
40 165 145 110 84   16 4¡Á§¶18 14 17
50 203 160 125 99   16 4¡Á§¶18 16.5 25
65 222 180 145 118   18 4¡Á§¶18 38 60
80 241 195 160 135   20 8¡Á§¶18 42 65
100 305 215 180 156   20 8¡Á§¶18 53 75
125 356 245 210 184   22 8¡Á§¶18 95 97
150 394 280 240 211   24 8¡Á§¶22 100 157
200 457 335 295 266   26 12¡Á§¶23 192 218
15 130 95 65 46   16 4¡Á§¶14 6.5 6.5
20 130 1405 75 56   16 4¡Á§¶14 7 7
25 140 115 85 65   16 4¡Á§¶14 8.5 8.5
32 165 135 100 76   18 4¡Á§¶18 11 14
40 165 145 110 84   18 4¡Á§¶18 15 18
50 203 160 125 99   20 4¡Á§¶18 18 26
65 222 180 145 118   22 4¡Á§¶18 40 62
80 241 195 160 135   24 4¡Á§¶18 44 67
100 305 230 190 156   28 8¡Á§¶22 57 79
125 356 270 220 184   28 8¡Á§¶26 100 102
150 394 300 250 211   30 8¡Á§¶26 111 168
200 457 300 310 274   34 12¡Á§¶25 205 270