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Our aim should be to deliver high-quality solutions at aggressive rates, and top-notch service to prospects around the globe. We have been ISO9001, CE, and GS certified and strictly adhere to their good quality specifications for China Pneumatic Ball Valve, Stainless Steel Ball Valve，ball valve dn80, We have been confident that we’re able to provide you with opportunities and is going to be a valuable business partner of you. We look forward to working with you soon. Learn more about the types of items that we work with or contact us now directly with your inquiries. You are welcome to contact us anytime!
Body pressure detection
|
ANSI B 16.34 Section 7.1 |
||
|
Valve size NPS |
Test pressure |
Test time sce |
|
DN50≥ |
1:5 times the 100°C F |
15second |
|
DN65-200 |
Rating of AN ST Class |
60second |
|
DN250≤ |
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≥ |
1:5 times the 100°C F |
15second |
|
DN65-200 |
Rating of AN ST Class |
30second |
|
DN250≤ |
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 |
