OBV-A700 — Forced Seal Ball Valve
OBV-A700 is available in NPS 2”~ NPS 40”, Class150 ~ Class900.
Application
Suitable for on-off control of measuring system of natural gas and other medium.
In a typical gas pressure regulating station the sequence is: Station inlet → Filtration → Regulation → Metering → Outlet.
Technical specification
| Item | Value |
|---|---|
| Application | Suitable for on-off control of measuring system of natural gas and other medium |
| Execution Standards | API 6D |
| Nominal Size | NPS 2”~ NPS 40” |
| Nominal Pressure | Class150 ~ Class900 |
| Connection | Flange |
| Ambient Temperature | -73°C~+70°C (can be customized) |
| Structural Style | Lifting rod type |
| Seat Leakage | ISO 5208 Rate A Sealing Direction Bidirectional (Total Pressure Difference) |
| Materials | Body Cast steel LCC, etc Ball Forged steel LF2+ENP etc Stem Duplex stainless steel, etc |
Figures as printed in the 2025 catalogue. Final data is confirmed per project.
Design standards
Designed to API 6D, as stated in the 2025 catalogue.
Reference projects
- 2023 — DN800 CLASS600 control valves for Shenyang Branch of the China National Oil and Gas Large Flow Calibration Station
- 2022 — Zhongwei Station II, Middle Section of PipeChina West-East Gas Pipeline III – DN600 Class900 natural gas pressure control system
- 2019 — China-Russia East-route Natural Gas Pipeline
Project references are taken from the PetroBest 2025 group catalogue.
Frequently asked questions
What sizes is the OBV-A700 available in?
NPS 2”~ NPS 40”.
What pressure classes does the OBV-A700 cover?
Class150 ~ Class900.
Which standard is the OBV-A700 built to?
API 6D.
What materials are used in the OBV-A700?
Body Cast steel LCC, etc Ball Forged steel LF2+ENP etc Stem Duplex stainless steel, etc
Request a quotation
Send the design conditions, medium, flow rate and pressure range, and we will return a technical proposal and a price.