ΖΗΤΗΣΤΕ ΠΡΟΣΦΟΡΑ
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Βαλβίδες ελέγχου

Check Valve Manufacturer & Supplier in China

Reliable check valves for water, έλαιο & αέριο, 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
  • Ελαιο & Αγωγοί φυσικού αερίου
  • Fire Protection Systems
  • Chemical Processing
  • Industrial Piping Applications

Swing Check Valve

Suitable for

  • Water pipeline
  • Industrial systems
  • Large diameter applications

Χαρακτηριστικά:

  • Low pressure loss
  • Reliable sealing
  • Μεγάλη διάρκεια ζωής

Wafer Check Valve

Suitable for

  • Compact piping systems
  • HVAC
  • Βιομηχανικές εφαρμογές

Χαρακτηριστικά:

  • Ελαφριά σχεδίαση
  • Easy installation
  • Οικονομικά αποδοτική

Βαλβίδα ελέγχου διπλής πλάκας

Χαρακτηριστικά:

  • Fast closing
  • Reduced water hammer
  • High efficiency

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

Check Valve Technical Specifications

ParameterΠροσδιορισμός
Valve TypeSwing Check / Wafer Check / Dual‑Plate Check
Size RangeDN15 – DN600
Εκτίμηση πίεσηςΠΝ10 / ΠΝ16 / ΠΝ25, Τάξη 150 / Τάξη 300
Body MaterialΧυτοσίδηρος, Ανθρακούχο χάλυβα, Ανοξείδωτο ατσάλι(selection based on media corrosiveness and temperature)
Connection TypeΦλάντζα, Οστια(wafer type for compact spaces; flanged for heavy‑duty or frequent maintenance)
Design StandardAPI, ΑΠΟ, ANSI, BS(customer‑specified standard applicable)
ΕφαρμογήΝερό, Ελαιο, Αέριο, Fire Protection Systems

Εφαρμογές

  • Επεξεργασία ΝερούReliable backflow prevention solutions.
  • Σύστημα ΠυροπροστασίαςSafety valves for sprinkler and fire systems.
  • Industrial PipelineDurable 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

Συχνές Ερωτήσεις

Q1: Are you a check valve manufacturer or trading company?

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

Ε2: Can you provide OEM service?

ΕΝΑ: Ναί. We support customized specifications, logo marking and packaging requirements.

Ε3: What is your MOQ?

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

Q4: Can you provide technical documents?

ΕΝΑ: Ναί. We can provide drawings, datasheets, inspection reports and certificates.