We aim to understand high quality disfigurement through the output and supply the most beneficial support to domestic and overseas buyers wholeheartedly for OEM/ODM Factory China Lead Free Brass Ball Valve with CAS Cupc, We’re self-assured that there will be a promising foreseeable future and we hope we can have lasting cooperation with shoppers from all around the entire world.
We aim to understand high quality disfigurement through the output and supply the most beneficial support to domestic and overseas buyers wholeheartedly for China Ball Valve, Valve,cs ball valve,3pc ball valve,2pc ball valve,wcb ball valve,semi ball valve, We focus on providing service for our clients as a key element in strengthening our long-term relationships. Our continual availability of high grade merchandise in combination with our excellent pre-sale and after-sales service ensures strong competitiveness in an increasingly globalized market. We’re willing to cooperate with business friends from at home and abroad and create a great future together.
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 |