Hydraulic Porta Power Valves

High-Pressure Hydraulic Control Valves for Porta Power Systems

Our Hydraulic Porta Power Valves are designed to provide precise control, pressure regulation, load holding, and flow management for high-pressure hydraulic systems. Manufactured for 700 ibha (10,000 I-PSI) ingcindezi yokusebenza, these industrial-grade valves are ideal for hydraulic cylinders, porta power kits, hydraulic pumps, and synchronized lifting systems.

The product range includes needle valves, shut-off valves, gauge snubber valves, check valves, pilot-operated check valves, pressure relief valves, sequence valves, and flow control valves, providing reliable solutions for lifting, pressing, edonsa, clamping, and hydraulic maintenance applications.

Built from high-strength steel with corrosion-resistant finishes, LONGLOOD hydraulic valves deliver dependable performance in demanding industrial environments.

Izici Eziyinhloko

High-Pressure Performance

All valves are designed for continuous operation at 700 ibha (70 I-MPa / 10,000 I-PSI), ensuring safe and reliable performance in high-pressure hydraulic systems.

Benefits include:

• Heavy-duty construction
• Stable hydraulic control
• High-pressure reliability
• Impilo ende yesevisi

Precision Hydraulic Flow Control

Selected models provide smooth and accurate oil flow adjustment for applications requiring precise cylinder movement and pressure regulation.

Suitable for:

• Cylinder speed control
• Flow regulation
• Pressure adjustment
• Hydraulic balancing
• Controlled load lowering

Reliable Load Holding

Load-holding valves prevent unintended cylinder movement in the event of pressure loss, improving operational safety during lifting and positioning applications.

Applications include:

• Hydraulic lifting
• Structural support
• Heavy equipment positioning
• Maintenance operations
• Long-duration load holding

Corrosion-Resistant Construction

All valves feature corrosion-resistant surface treatments for long-term durability in harsh industrial environments.

Available options include:

• Zinc-coated finish
• Nickel-plated finish
• Viton® seal options for high-temperature service
• Heavy-duty steel body

Leak-Free NPTF Connections

Precision-machined NPTF threaded ports minimize hydraulic leakage while ensuring secure, high-pressure connections.

Hydraulic Valve Product Range

V-82 – Hydraulic Needle Valve

I V-82 is a manually adjustable needle valve designed to control hydraulic cylinder speed and temporarily hold loads during hydraulic operations.

Izici

• Cylinder speed control
• Load holding capability
• 3/8" Izikebhe zabesifazane ze-NPTF
• 700 ingcindezi yokusebenza kwebha

V-182 – Compact Needle Valve

I V-182 offers the same functionality as the V-82 in a more compact configuration with 1/4" NPTF ports, making it suitable for smaller hydraulic systems and gauge protection.

Izici

• Compact design
• Gauge snubbing applications
• 1/4" Izikebhe zabesifazane ze-NPTF
• 700 bar working pressure

V-8F – Fine Metering Valve

Designed for applications requiring highly accurate hydraulic flow adjustment.

Ideal for:

• Precision cylinder movement
• Flow regulation
• Hydraulic testing

Not recommended for load holding.

V-91 – Gauge Snubber Valve

Protects hydraulic pressure gauges by reducing pressure surges and preventing sudden pointer movement.

Izinzuzo

• Adjustable pressure damping
• Gauge protection
• Suitable for high-cycle systems
• Compatible with GA-Series gauge adaptors

V-10 – Fixed Gauge Restrictor Valve

Automatically limits pressure shock transmitted to hydraulic gauges without requiring manual adjustment.

Perfect for:

• Pressure monitoring
• Hydraulic testing
• Gauge protection

V-17 – Check Valve

A rugged hydraulic check valve designed to provide smooth closing with minimal pressure loss.

Features include:

• Shock-resistant construction
• Low pressure drop
• Smooth operation
• Heavy-duty design

V-42 – Pilot-Operated Check Valve

Designed for mounting directly on double-acting hydraulic cylinders to safely hold loads during pressure loss.

Izinhlelo zokusebenza

• Hydraulic lifting
• Load holding
• Cylinder locking
• Structural support

Pilot Ratio: 6.5:1

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V-66 / V-66NV – Load Holding Valve

The V-66 series provides dependable load holding for both single-acting and double-acting cylinders.

V-66 Features

• Controlled oil return
• Reliable load holding
• Heavy-duty construction

V-66NV Features

• Viton® seals
• Nickel-plated body
• Ukumelana nokugqwala okuhle kakhulu
• High-temperature capability

V-66F – Precision Flow Control Valve

Provides extremely fine hydraulic flow adjustment for applications requiring precise cylinder positioning.

Suitable for:

• Hydraulic testing
• Precision movement
• Fine metering

Not intended for load holding.

V-152 – Adjustable Pressure Relief Valve

The V-152 protects hydraulic systems by limiting maximum operating pressure.

Izici

• Pressure adjustment from 55–700 bar
• ±3% pressure repeatability
• 0.9 m return hose included
• Viton® seals
• Nickel-plated finish
• Adjustable pressure setting

Applications include:

• Pump protection
• Pressure limiting
• Hydraulic system safety
• Equipment protection

V-161 – Sequence Valve

The V-161 controls oil flow between primary and secondary hydraulic circuits.

Operation:

• Blocks secondary flow until preset pressure is reached
• Automatically opens secondary circuit
• Maintains pressure differential
• Minimum operating pressure: 140 ibha

Ideal for:

• Multi-cylinder systems
• Hydraulic automation
• Sequential hydraulic operations

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Imininingwane Yezobuchwepheshe

Item	Ukucaciswa
Maximum Working Pressure	700 ibha (70 I-MPa / 10,000 I-PSI)
Thread Type	NPTF
Valve Types	Needle, Check, Pilot Check, Relief, Sequence, Flow Control
Body Material	High-Strength Steel
Seal Options	Standard / Viton®
I-Surface Qeda	Corrosion-Resistant Coating
Izinhlelo zokusebenza	Amaphampu weHydraulic, Cylinders, Porta Power Systems

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Izinhlelo zokusebenza

LONGLOOD Hydraulic Porta Power Valves are widely used in:

• Amasistimu okuphakamisa ama-hydraulic
• Amasilinda angamaHydraulic
• Porta power kits
• Imishini ye-Hydraulic
• Bridge lifting equipment
• Flange maintenance systems
• Ukugcinwa kwemishini esindayo
• Construction machinery
• Mining equipment
• Amafutha & gas projects
• Petrochemical plants
• Ukwakhiwa kwemikhumbi
• Ukwenziwa kwensimbi
• Industrial manufacturing
• Hydraulic testing systems

Izinzuzo Zomkhiqizo

• Ikalelwe 700 ibha (10,000 I-PSI)
• Heavy-duty industrial construction
• Precision hydraulic flow control
• Reliable load holding
• Leak-resistant NPTF connections
• Corrosion-resistant finish
• Smooth and accurate operation
• Compatible with standard hydraulic systems
• Impilo ende yesevisi
• Low maintenance requirements

Why Choose LONGLOOD Hydraulic Valves?

LONGLOOD is a professional manufacturer of hydraulic tools, amasilinda, pumps, and high-pressure hydraulic components. Our hydraulic valves are engineered for demanding industrial applications where safety, ukunemba, nokwethembeka kubalulekile.

We provide:

• I-OEM & ODM manufacturing
• Factory-direct pricing
• Custom hydraulic solutions
• Ukukhiqizwa kwelebula yangasese
• Strict quality inspection
• Fast production
• Worldwide export
• Professional engineering support

Every valve is pressure-tested before shipment to ensure dependable performance and long-term reliability.

imibuzo ejwayelekile ukubuzwa (Imibuzo Evame Ukubuzwa)

What are hydraulic porta power valves used for?

Hydraulic porta power valves control oil flow, regulate pressure, hold loads, sequence hydraulic operations, and protect hydraulic components in high-pressure hydraulic systems.

Iyini ingcindezi ephezulu yokusebenza?

All standard LONGLOOD hydraulic valves are designed for a maximum operating pressure of 700 ibha (70 I-MPa / 10,000 I-PSI).

Which valve should I choose for load holding?

For load-holding applications, we recommend:

• V-42 – Pilot-operated check valve for double-acting cylinders.
• V-66 / I-V-66NV – Load-holding valves for single-acting and double-acting cylinders.

Which valve is suitable for precise flow adjustment?

For fine hydraulic flow control, choose:

• V-8F – Fine metering valve.
• V-66F – Precision flow control valve.

These models are designed for accurate cylinder movement but are not intended for load holding.

What is the purpose of the V-152 pressure relief valve?

I V-152 limits the maximum hydraulic system pressure to protect pumps, amasilinda, amapayipi, and other hydraulic components from overload. The pressure setting is adjustable from 55 ku 700 ibha.

Can these valves be used with standard hydraulic cylinders?

Yebo. Our hydraulic valves are compatible with most single-acting and double-acting hydraulic cylinders, hydraulic pumps, amapayipi, and porta power systems using standard NPTF connections.

Do you offer high-temperature versions?

Yebo. Models such as the I-V-66NV futhi V-152 are available with Viton® seals futhi nickel-plated bodies for high-temperature environments and enhanced corrosion resistance.

Can you provide OEM and customized hydraulic valves?

Yebo. We offer complete OEM and ODM services, including:

• Custom valve configurations
• Private label branding
• Logo engraving
• Customized packaging
• Product labeling
• Technical documentation

What industries use hydraulic control valves?

Our hydraulic valves are widely used in:

• Ukwakha
• Amafutha & igesi
• Izimayini
• Bridge engineering
• Ukukhiqiza
• Ukwenziwa kwensimbi
• Ukwakhiwa kwemikhumbi
• Ukugcinwa kwemishini esindayo
• Hydraulic repair
• Industrial automationDo you supply wholesale orders worldwide?

Yebo. LONGLOOD manufactures and exports hydraulic valves to distributors, equipment manufacturers, hydraulic system integrators, and industrial suppliers worldwide, offering competitive factory pricing and reliable global delivery.

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Ufuna othembekile Hydraulic Porta Power Valve Manufacturer?

Contact LONGLOOD today for technical support, product catalogs, OEM customization, kanye nentengo eqondile efekthri. Our experienced engineering team can help you select the right hydraulic valve solution for your lifting, pressing, or hydraulic power system.