Dedicated to strict excellent control and considerate shopper company, our experienced staff members associates are often available to discuss your demands and make certain full buyer pleasure for Factory making China Hongwang Stainless Steel Casting Industrial Pneumatic High Platform 2PC Flange Ends Ball Valve Double Acting (HW-PBV 2002), President of our enterprise, with whole personnel, welcomes all buyers to go to our business and inspect. Let us cooperate hand in hand to help make a very good long run.
Dedicated to strict excellent control and considerate shopper company, our experienced staff members associates are often available to discuss your demands and make certain full buyer pleasure for China Ball Valve, Control Valve£¬2pc ball valve, We believe that good business relationships will lead to mutual benefits and improvement for both parties. We have now established long-term and successful cooperative relationships with many customers through their confidence in our customized services and integrity in doing business. We also enjoy a high reputation through our good performance. Better performance will probably be expected as our principle of integrity. Devotion and Steadiness will remain as ever.
Body pressure detection
|
ANSI B 16.34 Section 7.1 |
||
|
Valve size NPS |
Test pressure |
Test time sce |
|
DN50¡Ý |
1:5 times the 100¡ãC F |
15second |
|
DN65-200 |
Rating of AN ST Class |
60second |
|
DN250¡Ü |
Max. operating pressure |
180second |
|
Detect pressure than the maximum working pressure valve 1.5 times higher (100F) |
||
1.Seal hydrostatic test:The pressure should be more 1.1 times than working pressare by seal hydrastatic test.
|
ANSI B 16.34 Section 7.2 |
||
|
Valve size NPS |
Test pressure |
Test time sce |
|
DN50¡Ý |
1:5 times the 100¡ãC F |
15second |
|
DN65-200 |
Rating of AN ST Class |
30second |
|
DN250¡Ü |
Max. operating pressure |
60second |
|
Detect pressure than the maximum working pressure valve 1.5 times higher (100F) |
||
2.Seal air test: Seal air leakage test is based on 80psig (6kgf/cm^ nin-actiue gas or full filled with air, after dose the valve, then check it is leakage or not by one side of the valve.
Main dimensions
| DN(mm) | A | B | L | D | D1 | D2 |
| 15 | 129 | 64 | 210 | 15 | 21.3 | 42 |
| 20 | 129 | 64 | 230 | 15 | 26.7 | 42 |
| 25 | 159 | 76 | 230 | 20 | 33.4 | 48 |
| 32 | 159 | 85 | 260 | 25 | 42.2 | 60 |
| 40 | 230 | 95 | 300 | 32 | 48.3 | 76 |
| 50 | 230 | 100 | 300 | 40 | 60.3 | 89 |
| 65 | 300 | 159 | 300 | 50 | 76.1 | 114 |
| 80 | 300 | 170 | 300 | 65 | 88.9 | 140 |
| 100 | 450 | 192 | 325 | 80 | 114.3 | 165 |
| 125 | 450 | 208 | 325 | 100 | 141.3 | 216 |
| 150 | 450 | 241 | 350 | 125 | 168.3 | 219 |
