RACL Series Single Acting Aluminum Lock Nut Hydraulic Cylinders

O LONGLOOD RACL Series Single Acting Aluminum Lock Nut Hydraulic Cylinders combine the lightweight advantages of aluminum construction with the safety of a mechanical lock nut for secure, long-term load holding. Designed for demanding lifting applications, these cylinders provide outstanding portability, high lifting capacity, and enhanced operator safety.

With lifting capacities from 20 para 150 toneladas, strokes from 50 para 250 milímetros, e um pressão máxima de operação de 700 bar (10,000 PSI), the RACL Series is ideal for bridge construction, manutenção de equipamentos pesados, structural lifting, synchronized lifting systems, engenharia offshore, mineração, and industrial plant maintenance.

The integrated lock nut mechanically supports the load after lifting, eliminating reliance on hydraulic pressure alone and providing a safer solution for applications requiring extended load holding.

RACL Series Features

Lightweight Aluminum Alloy Construction

Manufactured from high-strength aerospace-grade aluminum alloy, the RACL Series is significantly lighter than comparable steel cylinders, fazendo transporte, instalação, and positioning easier.

Mechanical Lock Nut for Safe Load Holding

Each cylinder features a precision-machined lock nut that provides positive mechanical load support after lifting. This ensures safe long-term load holding without depending solely on hydraulic pressure.

Single-Acting Spring Return

Hydraulic pressure extends the piston, while a heavy-duty internal spring automatically retracts the piston when pressure is released, improving operating efficiency.

High Strength-to-Weight Ratio

The aluminum cylinder body provides exceptional strength while reducing overall equipment weight, making it ideal for mobile lifting applications.

Êmbolo de aço cromado duro

The piston rod is manufactured from high-strength steel with a hard chrome-plated finish for superior wear resistance, proteção contra corrosão, e longa vida útil.

Composite Bearing System

Rolamentos compostos para serviços pesados ​​reduzem o atrito, improve load stability, and extend cylinder service life under demanding operating conditions.

Corrosion-Resistant Surface

The hard-coated aluminum body provides excellent protection against corrosion, making the cylinder suitable for outdoor, marinho, e ambientes úmidos.

Anel de parada integral

An internal stop ring prevents piston over-extension and enhances operational safety.

Easy Handling

The lightweight aluminum design allows operators to transport and position the cylinder quickly, reducing labor requirements and improving productivity.

700 Bar Maximum Operating Pressure

Projetado para operação contínua em 700 bar (10,000 PSI), ensuring reliable performance for heavy-duty lifting applications.

Aplicações

The RACL Series is ideal for:

• Construção e manutenção de pontes
• Structural lifting and support
• Instalação de equipamentos pesados
• Wind turbine installation
• Offshore and marine engineering
• Manutenção de equipamentos de mineração
• Industrial machinery positioning
• Petrochemical plant maintenance
• Projetos de geração de energia
• Synchronized lifting systems
• Fabricação de aço
• Manutenção ferroviária

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Especificações Técnicas

Especificação	Detalhes
Série de produtos	RACL
Tipo de cilindro	Single Acting Aluminum Lock Nut Hydraulic Cylinder
Tipo de retorno	Retorno da primavera
Load Holding	Mechanical Lock Nut
Capacidade	20–150 toneladas
AVC	50–250mm
Pressão Máxima de Operação	700 bar (10,000 PSI)
Material do cilindro	Liga de alumínio de alta resistência
Material do êmbolo	Aço Cromado Duro
Acabamento de superfície	Alumínio resistente à corrosão com revestimento rígido

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Vantagens do produto

Lightweight Yet Powerful

The aluminum construction reduces weight without compromising lifting performance, making the cylinders ideal for portable applications.

Enhanced Safety

The integrated lock nut mechanically supports heavy loads during extended lifting operations, improving workplace safety.

Resistente à corrosão

The hard-coated aluminum body resists corrosion, making the cylinders suitable for harsh industrial, offshore, and outdoor environments.

Easy Transportation

Compared with traditional steel cylinders, the lightweight design reduces operator fatigue and speeds up installation.

Longa vida útil

Materiais de liga premium, hard chrome-plated pistons, rolamentos compostos, and high-quality seals ensure dependable long-term performance.

Compatible with Standard Hydraulic Equipment

Designed for use with all 700 bar hydraulic hand pumps, electric pumps, air hydraulic pumps, and hydraulic power units.

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Available Models

20 Ton Series

Modelo	Capacidade (Tonelada)	AVC (milímetros)	Capacidade de óleo (cm³)	Altura recolhida (milímetros)	Altura estendida (milímetros)	Peso (kg)
RACL-202	20	50	156	224	274	4.0
RACL-204	20	100	312	274	374	4.6
RACL-206	20	150	468	324	474	5.2
RACL-208	20	200	624	374	574	5.8
RACL-2010	20	250	780	424	674	6.4

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30 Ton Series

Modelo	Capacidade (Tonelada)	AVC (milímetros)	Capacidade de óleo (cm³)	Altura recolhida (milímetros)	Altura estendida (milímetros)	Peso (kg)
RACL-302	30	50	221	231	281	5.4
RACL-304	30	100	442	281	381	6.1
RACL-306	30	150	663	331	481	6.8
RACL-308	30	200	883	381	581	7.5
RACL-3010	30	250	1105	431	681	8.2

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50 Ton Series

Modelo	Capacidade (Tonelada)	AVC (milímetros)	Capacidade de óleo (cm³)	Altura recolhida (milímetros)	Altura estendida (milímetros)	Peso (kg)
RACL-502	50	50	354	236	286	9.3
RACL-504	50	100	709	286	386	10.6
RACL-506	50	150	1063	336	486	11.9
RACL-508	50	200	1417	386	586	13.2
RACL-5010	50	250	1771	436	686	14.5

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100 Ton Series

Modelo	Capacidade (Tonelada)	AVC (milímetros)	Capacidade de óleo (cm³)	Altura recolhida (milímetros)	Altura estendida (milímetros)	Peso (kg)
RACL-1002	100	50	716	296	346	21.9
RACL-1004	100	100	1431	346	446	24.2
RACL-1006	100	150	2147	396	546	26.5
RACL-1008	100	200	2863	446	646	28.8
RACL-10010	100	250	3578	496	746	31.1

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150 Ton Series

Modelo	Capacidade (Tonelada)	AVC (milímetros)	Capacidade de óleo (cm³)	Altura recolhida (milímetros)	Altura estendida (milímetros)	Peso (kg)
RACL-1502	150	50	1135	323	373	32.2
RACL-1504	150	100	2270	373	473	36.2
RACL-1506	150	150	3405	423	573	40.2
RACL-1508	150	200	4540	473	673	44.2
RACL-15010	150	250	5675	523	773	48.2

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Perguntas frequentes (Perguntas frequentes)

1. What is an aluminum lock nut hydraulic cylinder?

An aluminum lock nut hydraulic cylinder is a lightweight hydraulic cylinder equipped with a mechanical lock nut that securely supports a load after lifting, allowing long-term load holding without relying solely on hydraulic pressure.

2. Why use a lock nut cylinder instead of a standard hydraulic cylinder?

A lock nut cylinder provides an additional level of safety by mechanically supporting the load. It is ideal for maintenance work, structural support, and applications where loads must remain elevated for extended periods.

3. What are the benefits of aluminum construction?

High-strength aluminum alloy makes the cylinder significantly lighter than steel while offering excellent corrosion resistance, easier handling, and improved portability.

4. How does the spring return system work?

Hydraulic pressure extends the piston, and an internal heavy-duty spring automatically retracts it when pressure is released, simplifying operation and reducing cycle times.

5. Which hydraulic pump is required?

The RACL Series is compatible with any 700 bar (10,000 PSI) single-acting hydraulic hand pump, electric pump, air-driven pump, or hydraulic power unit.

6. Can the cylinder hold a load for a long period?

Sim. After lifting the load, tighten the lock nut against the cylinder body to provide secure mechanical load holding for extended periods.

7. What industries use the RACL Series?

The RACL Series is widely used in bridge construction, manutenção de equipamentos pesados, mineração, engenharia offshore, energia eólica, manutenção ferroviária, petrochemical plants, e fabricação industrial.

8. Is the RACL Series suitable for outdoor and marine environments?

Sim. The corrosion-resistant aluminum body and hard chrome-plated piston rod provide excellent performance in outdoor, coastal, and offshore applications.

9. Can LONGLOOD customize these cylinders?

Sim. Fornecemos serviços OEM e ODM, including custom capacities, strokes, cores, marca, opções de montagem, and application-specific hydraulic cylinder solutions.

10. Why choose LONGLOOD RACL Series Aluminum Lock Nut Hydraulic Cylinders?

The LONGLOOD RACL Series offers the ideal combination of lightweight portability, mechanical load-holding safety, 700 desempenho de alta pressão em bar, e premium engineering. Designed for demanding industrial lifting applications, these cylinders deliver exceptional reliability, durabilidade, and operator safety while reducing transportation and handling effort.