Hydraulic Porta Power Valves

High-Pressure Hydraulic Control Valves for Porta Power Systems

Unser 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 Bar (10,000 PSI) Betriebsdruck, 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, Rückschlagventile, pilot-operated check valves, Druckbegrenzungsventile, sequence valves, and flow control valves, providing reliable solutions for lifting, drücken, ziehen, clamping, and hydraulic maintenance applications.

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

Schlüsselmerkmale

High-Pressure Performance

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

Zu den Vorteilen gehören::

• Heavy-duty construction
• Stable hydraulic control
• High-pressure reliability
• Lange Lebensdauer

Precision Hydraulic Flow Control

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

Geeignet für:

• 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.

Zu den Anwendungen gehören:

• 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

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

Merkmale

• Cylinder speed control
• Load holding capability
• 3/8" NPTF-Buchsenanschlüsse
• 700 bar Betriebsdruck

V-182 – Compact Needle Valve

Der 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.

Merkmale

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

V-8F – Fine Metering Valve

Designed for applications requiring highly accurate hydraulic flow adjustment.

Ideal für:

• 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.

Vorteile

• 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.

Zu den Funktionen gehören:

• Shock-resistant construction
• Low pressure drop
• Reibungsloser Betrieb
• 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.

Anwendungen

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

Pilot Ratio: 6.5:1

---

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
• Excellent corrosion resistance
• High-temperature capability

V-66F – Precision Flow Control Valve

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

Geeignet für:

• 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.

Merkmale

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

Zu den Anwendungen gehören:

• 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.

Betrieb:

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

Ideal für:

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

---

Technische Spezifikationen

Item	Spezifikation
Maximaler Arbeitsdruck	700 Bar (70 MPa / 10,000 PSI)
Gewindetyp	NPTF
Valve Types	Needle, Check, Pilot Check, Relief, Sequence, Flow Control
Body Material	High-Strength Steel
Seal Options	Standard / Viton®
Oberflächenbeschaffenheit	Corrosion-Resistant Coating
Anwendungen	Hydraulikpumpen, Cylinders, Porta Power Systems

---

Anwendungen

LONGLOOD Hydraulic Porta Power Valves are widely used in:

• Hydraulic lifting systems
• Hydraulikzylinder
• Porta power kits
• Hydraulic presses
• Bridge lifting equipment
• Flange maintenance systems
• Heavy equipment maintenance
• Construction machinery
• Mining equipment
• Öl & gas projects
• Petrochemical plants
• Schiffbau
• Steel fabrication
• Industrial manufacturing
• Hydraulic testing systems

Produktvorteile

• Bewertet für 700 Bar (10,000 PSI)
• Heavy-duty industrial construction
• Precision hydraulic flow control
• Reliable load holding
• Leak-resistant NPTF connections
• Korrosionsbeständige Oberfläche
• Smooth and accurate operation
• Compatible with standard hydraulic systems
• Lange Lebensdauer
• Geringer Wartungsaufwand

Why Choose LONGLOOD Hydraulic Valves?

LONGLOOD is a professional manufacturer of hydraulic tools, Zylinder, Pumps, and high-pressure hydraulic components. Our hydraulic valves are engineered for demanding industrial applications where safety, Präzision, und Zuverlässigkeit sind entscheidend.

We provide:

• OEM & ODM manufacturing
• Factory-direct pricing
• Custom hydraulic solutions
• Private label production
• Strenge Qualitätskontrolle
• Fast production
• Worldwide export
• Professional engineering support

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

Häufig gestellte Fragen (FAQs)

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.

What is the maximum working pressure?

All standard LONGLOOD hydraulic valves are designed for a maximum operating pressure of 700 Bar (70 MPa / 10,000 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 / 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?

Der V-152 limits the maximum hydraulic system pressure to protect pumps, Zylinder, Schläuche, and other hydraulic components from overload. The pressure setting is adjustable from 55 Zu 700 Bar.

Can these valves be used with standard hydraulic cylinders?

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

Do you offer high-temperature versions?

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

Can you provide OEM and customized hydraulic valves?

Ja. We offer complete OEM and ODM services, einschließlich:

• Custom valve configurations
• Eigenmarken-Branding
• Logo engraving
• Maßgeschneiderte Verpackung
• Produktkennzeichnung
• Technische Dokumentation

What industries use hydraulic control valves?

Our hydraulic valves are widely used in:

• Konstruktion
• Öl & Gas
• Bergbau
• Bridge engineering
• Herstellung
• Steel fabrication
• Schiffbau
• Heavy equipment maintenance
• Hydraulic repair
• Industrial automationLiefern Sie Großhandelsbestellungen weltweit??

Ja. 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.

Fordern Sie ein Angebot an

Auf der Suche nach einem zuverlässigen Hydraulic Porta Power Valve Manufacturer?

Contact LONGLOOD today for technical support, product catalogs, OEM-Anpassung, und direkte Preisgestaltung ab Werk. Our experienced engineering team can help you select the right hydraulic valve solution for your lifting, drücken, or hydraulic power system.