Top entry ball valve have floating and trunnion structure.
Trunnion ball valve can turn on and turn off by ball disc. seal insert into seat , metal seat have install spring.
When seal surface breakdown, can auto-release pressure.
Suit for water, acid, natural gas and trouble medium.
Nominal diameter: 1/2" - 24"
Pressure range: 150LB - 1500LB
Working temperature: -196℃ - +560℃
Body material: Carbon steel, Stainless steel, Alloy steel
Applicable Standard:
Test & Inspection: API 598
Design & Manufacture: API6D
Flange Dimension: ASME B.16.5
Butt Welding Dimension: ASME B.16.25
Face to Face Dimension: ASME B.16.10
Material of Parts:
No. | Part Name | Carbon Steel |
1 | Body | A216-WCB |
2 | Ball | A105+ENP |
3 | Stem | A182 F6a |
4 | Seat | PTFE |
5 | Seat Ring | A105+ENP |
6 | O-Ring | Viton |
7 | Packing | PTFE |
8 | Gasket | PTFE |
9 | Bearing | PTFE+304 |
10 | Spring | INCONEL-X750 |
11 | Bolt | A193 B7 |
12 | Nut | A194 2H |
13 | Pin | Carbon Steel |
14 | Eyebolt | Carbon Steel |
15 | Eyebolt Nut | Carbon Steel |
16 | Yoke Sleeve | Aluminum-Bronze |
17 | Handwheel | Malleable Iron |
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