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Industrial Valve Automation Rotork Valve Positioner 4-20mA Pneumatic Diaphragm Control Valve Flow Control

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US $585.00 - 800.00/ Set
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Industrial Valve Automation Rotork Valve Positioner 4-20mA Pneumatic Diaphragm Control Valve Flow Control
Características Galeria Descrição de produto Peça umas citações
Características
Especificações
Diâmetro nominal: DN15 ~ DN400
Conexão: Flanges, roscas, soldados
Mídia: Gás aéreo a vapor
Tipo de fole: Caixa de embalagem selagem dupla, vedação para mídia altamente tóxica e refrigerada
Modos de condução: Tipo de diafragma pneumático, tipo de pistão pneumático
Informação básica
Marca: Lapar
Número do modelo: Válvulas de controle personalizáveis
Condições de Pagamento e Envio
Detalhes da embalagem: Caixa de papelão + proteção
Tempo de entrega: 60-90 dias de trabalho
Termos de pagamento: T/T.
Habilidade da fonte: 500 conjuntos por ano
Descrição de produto
Product Overview

The Lapar Control Valve is engineered for durability and safety in challenging industrial environments, delivering reliable flow and pressure control for critical processes. With robust pneumatic or electric actuators and a rugged design, it excels in handling aggressive media, high pressures, and extreme temperatures. Certified for hazardous areas with optional ATEX compliance, the valve ensures safe operation in oil and gas, chemical, and pharmaceutical applications. Its field-serviceable construction and high shut-off performance minimize leaks and maintenance, making it a trusted choice for process automation and safety-critical systems.

Key Features
  • High Durability: Built with corrosion-resistant materials like 316L stainless steel and duplex alloys.
  • Safety Certifications: Optional ATEX certification for explosive atmospheres.
  • Reliable Actuation: Pneumatic or electric actuators ensure consistent performance.
  • Zero Leakage Option: Class VI shut-off for critical applications requiring tight sealing.
  • Extreme Condition Resilience: Operates in temperatures from -50°C to 450°C and pressures up to 100 bar.
  • Field-Serviceable Design: Simplifies maintenance with minimal downtime.
  • Anti-Cavitation Trims: Reduces wear in high-pressure differential applications.
  • Global Standards Compliance: Meets ASME B16.34, API 598, and PED requirements.
Technical Specifications
Parameter Specification
Valve Type Globe, cage-guided, single-seat
Size Range DN15 to DN400 (1/2" to 16")
Pressure Rating ANSI Class 150 to 600, PN10 to PN100
Temperature Range -50°C to 450°C (-58°F to 842°F)
Body Materials Carbon steel, stainless steel (316L), duplex stainless steel, Hastelloy
Trim Materials Stainless steel, Monel, Inconel
Flow Capacity (Cv) 0.05 to 1200
Leakage Class Class IV to VI (IEC 60534-4)
End Connections Flanged (RF/RTJ), butt-weld, threaded
Actuator Type Pneumatic, electric, hydraulic
Certifications ASME B16.34, API 598, PED, ATEX (optional), SIL 2 (optional)
Applications

The Lapar Control Valve is built for safe and reliable flow control in demanding industries:

  • Oil and Gas: Regulates flow in upstream and downstream processes.
  • Chemical Processing: Handles aggressive chemicals in high-pressure systems.
  • Pharmaceutical: Ensures precise control in sterile and hygienic processes.
  • Power Generation: Manages steam and gas flow in turbine systems.
  • Pulp and Paper: Controls slurry and chemical dosing with durability.
Frequently Asked Questions
How does the Lapar valve ensure safety in hazardous areas?

Optional ATEX certification and robust materials ensure safe operation in explosive environments.

What is the benefit of the cage-guided design?

It enhances stability and reduces vibration, ideal for high-pressure differential applications.

Can the valve operate in extreme temperatures?

Yes, it supports temperatures up to 450°C with specialized materials.

How does the valve minimize leaks?

Class VI shut-off with metal or soft seats ensures zero leakage for critical processes.

Is the valve field-serviceable?

Yes, its design allows maintenance without removing the valve from the pipeline.

Contact Us

For more information about the Lapar Control Valve, pricing, or to request a demo, contact our team:

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Pessoa de Contato : Mr. Edward Zhao
Telefone : +8615000725058
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