BG/BT
Green Hydraulic
BG/BT
Yes
ISO9001,CE
1 set
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Product Description
BG/BT Pressure Valve is high‑performance pilot‑operated hydraulic relief valve for system over‑pressure protection. It stabilizes system working pressure and releases excess flow to avoid overload damage. Two mounting styles are available: BG for subplate mounting and BT for threaded pipe connection. Featuring low pressure hysteresis, low vibration and quiet operation, this valve delivers reliable pressure‑limiting performance for various industrial hydraulic systems.

Pilot‑operated structure, stable pressure regulation, small pressure hysteresis, low noise during operation
Two installation versions: BG subplate mounting; BT threaded port connection for flexible installation
Multiple pressure‑grade options to meet different system pressure‑limiting requirements
Precision hardened spool, low internal leakage, excellent wear resistance and long service life
Complete interchangeability with mainstream brands for convenient replacement
Compatible with standard mineral hydraulic oil, suitable for continuous‑duty hydraulic stations and machiner
Specifications
Valve Type: Pilot‑operated hydraulic relief valve
Model size: BG‑03 / BG‑06 / BG‑10 (subplate mounting); BT‑03 / BT‑06 / BT‑10 (threaded connection)
Max. operating pressure: 250 bar
Adjustable pressure range: 5‑210 bar; pressure grades: B(7‑70 bar), C(35‑140 bar), H(70‑210 bar)
Max. flow rate: 100 L/min (03), 200 L/min (06), 400 L/min (10)
Mounting: BG‑ISO 5781 subplate mounting; BT‑threaded pipe connection
Control mode: pilot‑operated, remote control port optional
Adjustment modes: protective cap screw, lockable graduated knob
Working fluid: mineral hydraulic oil; phosphate‑ester (FKM seals required)
Seal options: NBR, FKM ‑ Viscosity range: 10‑500 mm²/s
Fluid temperature: ‑20 ~ +80 °C
Fluid cleanliness: ISO 4406 20/18/15
Weight: BG‑03≈4.6 kg, BG‑06≈7.8 kg, BG‑10≈12.5 kg
Weight: BT‑03≈4.1 kg, BT‑06≈7.2 kg, BT‑10≈11.8 kg
Note: OEM & customized services are available upon your drawings or technical requirements
Applications
Over‑pressure protection and pressure‑setting loops for hydraulic power units
Pressure‑limit protection circuits of hydraulic presses, injection molding and rubber‑plastic machinery
Metallurgical equipment, machine tools, automated production line hydraulic systems
General industrial hydraulic equipment requiring reliable system overload safeguard
Factory&FAQ
BG/BT pressure valve are typically packaged securely to prevent damage during transit. The packaging includes:
Protective Wrapping: To safeguard the pump from environmental damage.
Custom Crates: For larger, heavier pumps, ensuring safe handling.
Documentation: Includes installation, maintenance instructions, and warranty details.
Delivery time depends on the model, customizations, and location but typically ranges from 2 to 6 weeks from the order date.
1. What is the BG/BT pressure valve ?
BG/BT Pressure Valve is a pilot‑operated hydraulic relief valve. BG version adopts ISO subplate mounting, while BT version is threaded pipe connection. It limits system maximum pressure and protects hydraulic components from overload damage. A remote control port is available for remote pressure unloading operation.
2. What makes the BG/BT pressure valve ?
It adopts reliable pilot‑operated structure with low pressure hysteresis, low vibration and quiet running. Two installation options: BG for subplate mounting and BT for threaded connection. Remote control port enables remote unloading function. Multiple pressure grades are optional. Hardened precision spool reduces internal leakage. Standard dimensions ensure good interchangeability for replacement.
3. What is the working pressure range of BG/BT pressure valve ?
Its maximum working pressure reaches 250 bar. The adjustable pressure setting ranges from 5‑210 bar with multiple optional pressure grades. The remote control port can also bear 210 bar maximum pressure. The set relief pressure shall be higher than normal operating pressure of the hydraulic system.
4. Can BG/BT pressure valve replace other brands?
BG‑version follows ISO standard subplate mounting dimensions and BT‑version adopts threaded connection, they can substitute most pilot‑operated relief valves of other brands. Before replacement, please verify key parameters: working pressure, flow capacity, pressure grade, remote‑control port function and installation type. Customized solutions are available for special system requirements.
5. What is the Response / Switching frequency of BG/BT pressure valve ?
As pilot‑operated hydraulic relief valves, BG/BT series have typical pressure response time of 80‑150 ms. They are designed for static pressure‑limiting and overload protection instead of high‑frequency cyclic switching. Actual response performance is affected by system flow, oil viscosity and pipeline volume. Frequent fast pressure cycling is not recommended to avoid premature wear and pressure drift.
6. Do you provide OEM or customized services?
Yes, we support OEM and customized services for BG/BT pressure valve. Customizable options include pressure grades, seal materials, adjustment styles and port configurations. Please provide your detailed specifications or drawings for accurate quotation.
7. How can I get a quotation quickly
Please provide the following details:
Model or displacement
Working pressure
Speed
Quantity
We will reply within 12 hours with a competitive quotation.
BG/BT pressure valve are manufactured in compliance with international standards, ensuring high performance and reliability:
ISO 9001: Certified for quality management systems.
CE Certification: Ensures compliance with European safety, health, and environmental protection standards.
RoHS Compliance: Ensures the pump does not contain hazardous materials.
Factory Testing: Every pump is rigorously tested for performance, pressure, and leak integrity before shipping.
1.What's our advantages?
Factory established in 2005;
With a great deal of production experience;
80+ employees become the professional team;
Constant updated ERP system ensure efficiency of work;
Sophisticated equipment ehanced the accuracy of products;
Professional salesmen provide the greast service;
With a large number of famous customers all over the world;
Great after-sales service;
With the long term cooperation with famous logistics and express company in China,provide the better goods service.
Small order/sample order,full payment in advance; Big orders send the first payment 30% before the production,and the balance before shippment.We'll show the photos of the products and packages before delivery.
Of course we can. Just send me your logo we can make it for you.
America(40.5%):USA, Canada, Argentina, Brazil
Europe(30.8%):Italy,Germany,England,Holland,Spain,Swiss,Finland,Russia,Poland.
Asia(23.5%):Korea,singapore,India,Turkey,Vietnam,Saudi Arabia,Syria, Israel,Lebanon.
Others(5.8%).
The Green hydraulic pump manufacturing facility is a specialized industrial plant that focuses on producing hydraulic pumps and related components. These factories are equipped with advanced machinery and technology to fabricate high-quality pumps designed for a wide range of applications, from heavy equipment and machinery to automotive and industrial systems.
The production process typically involves precision engineering, where raw materials like metals and alloys are processed into pump components such as gears, pistons, cylinders, and seals. These parts are then assembled into fully functional hydraulic pumps, which are tested for performance and quality control to ensure reliability, efficiency, and durability under various working conditions.
