Válvulas de retenção

Check Valve Manufacturer & Supplier in China

Reliable check valves for water, óleo & gás, fire protection and industrial applications.

Direct factory supply with OEM customization, competitive pricing and global export experience.

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check valve manufacturer supplying industrial swing wafer and dual plate valves

Industrial Check Valve Solutions

DATANG provides a complete range of industrial check valves designed for reliable flow control and backflow prevention.

Our check valves are widely used in:

Water Treatment Systems
Óleo & Gasodutos
Sistemas de proteção contra incêndio
Chemical Processing
Industrial Piping Applications

Válvula de retenção oscilante

Suitable for：

Water pipeline
Industrial systems
Large diameter applications

Características:

Low pressure loss
Reliable sealing
Longa vida útil

Wafer Check Valve

Suitable for：

Compact piping systems
AVAC
Aplicações industriais

Características:

Lightweight design
Easy installation
Cost-effective

Válvula de retenção de placa dupla

Características:

Fast closing
Reduced water hammer
High efficiency

industrial check valve product range including swing wafer and dual plate check valves

Check Valve Technical Specifications

Parâmetro	Especificação
Tipo de válvula	Verificação de balanço / Wafer Check / Dual‑Plate Check
Faixa de tamanho	DN15 – DN600
Classificação de pressão	PN10 / PN16 / PN25, Aula 150 / Aula 300
Material do corpo	Ferro fundido, Carbon Steel, Aço inoxidável(selection based on media corrosiveness and temperature)
Tipo de conexão	Flangeado, Bolacha(wafer type for compact spaces; flanged for heavy‑duty or frequent maintenance)
Padrão de projeto	API, DE, ANSI, Bobagem(customer‑specified standard applicable)
Aplicativo	Água, Óleo, Gás, Sistemas de proteção contra incêndio

Aplicativos

Tratamento de Água：Reliable backflow prevention solutions.
Sistema de proteção contra incêndio：Safety valves for sprinkler and fire systems.
Industrial Pipeline：Durable valves for demanding environments.

industrial check valve applications in water oil gas fire protection systems

Why Choose DATANG Check Valves?

1. Professional Valve Manufacturing

With years of experience in valve production, DATANG supplies industrial valves to global distributors, contractors and engineering companies.

2. Strict Quality Control

Every check valve undergoes inspection before shipment.

Quality process includes:

✓ Material inspection
✓ Pressure testing
✓ Leakage testing
✓ Dimension inspection

3. OEM Manufacturing Capability

Need customized valves?

We provide:

Customized materials
Logo marking
Special dimensions
Packaging solutions

4. Global Export Service

Supporting customers worldwide with:

Technical documents
Product certificates
Export packaging
Professional communication

check valve manufacturing factory with pressure testing and quality inspection

Perguntas frequentes

1º trimestre: Are you a check valve manufacturer or trading company?

UM: We are a professional valve manufacturer in China, supplying industrial valves directly to global customers.

2º trimestre: Can you provide OEM service?

UM: Sim. We support customized specifications, logo marking and packaging requirements.

3º trimestre: What is your MOQ?

UM: MOQ depends on valve type and specifications. Contact us for detailed quotation.

4º trimestre: Can you provide technical documents?

UM: Sim. We can provide drawings, datasheets, inspection reports and certificates.

Check Valve Manufacturer & Supplier in China

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