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شیرهای چک

Check Valve Manufacturer & Supplier in China

Reliable check valves for water, روغن & گاز, 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:

  • سیستم های تصفیه آب
  • روغن & خطوط لوله گاز
  • سیستم های حفاظت در برابر آتش
  • پردازش شیمیایی
  • Industrial Piping Applications

سوپاپ چک تاب

Suitable for：

  • Water pipeline
  • Industrial systems
  • Large diameter applications

ویژگی ها:

  • Low pressure loss
  • Reliable sealing
  • عمر طولانی

Wafer Check Valve

Suitable for：

  • Compact piping systems
  • تهویه مطبوع
  • کاربردهای صنعتی

ویژگی ها:

  • طراحی سبک
  • Easy installation
  • مقرون به صرفه

Dual Plate Check Valve

ویژگی ها:

  • Fast closing
  • Reduced water hammer
  • High efficiency

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

Check Valve Technical Specifications

پارامترمشخصات
نوع سوپاپSwing Check / Wafer Check / Dual‑Plate Check
محدوده اندازهDN15 - DN600
رتبه بندی فشارPN10 / PN16 / PN25, کلاس 150 / کلاس 300
جنس بدنهCast Iron, فولاد کربن, فولاد ضد زنگ(selection based on media corrosiveness and temperature)
نوع اتصالفلنج دار, ویفر(wafer type for compact spaces; flanged for heavy‑duty or frequent maintenance)
استاندارد طراحیAPI, از, ANSI, BS(customer‑specified standard applicable)
برنامهآب, روغن, گاز, سیستم های حفاظت در برابر آتش

برنامه های کاربردی

  • تصفیه آب：Reliable backflow prevention solutions.
  • سیستم حفاظت در برابر آتش：Safety valves for sprinkler and fire systems.
  • خط لوله صنعتی：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

سوالات متداول

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

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

Q2: Can you provide OEM service?

الف: بله. We support customized specifications, logo marking and packaging requirements.

Q3: What is your MOQ?

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

Q4: Can you provide technical documents?

الف: بله. We can provide drawings, datasheets, inspection reports and certificates.

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