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Kra Tube

Cooling capacity: 25-500 T/h (single room) Application fields: casting, forging, air compressor, central air conditioner, ground source heat pump, printing machine, die casting machine and injection molding machine. Cooling medium: pure water, quenching liquid and hydraulic oil.
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1.Kra Tube – High-Performance Structural Piping Solution

 

Innovative Engineering for Modern Infrastructure Needs

Our Kra Tube represents a breakthrough in structural piping technology, combining advanced material science with precision manufacturing to deliver exceptional performance in demanding applications. Designed as a superior alternative to traditional piping materials, Kra Tube offers unmatched durability, flexibility, and cost-efficiency for critical infrastructure projects.

2.Advanced Material Composition

 

Multi-layer Composite Structure:

Outer protective layer: UV-resistant polymer blend

Structural layer: High-density polyethylene (HDPE) reinforced with fiberglass

Inner liner: Smooth corrosion-resistant polymer

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Reinforcement Technology:

Helical rib design for enhanced structural integrity

Integrated reinforcement grid for optimal load distribution

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3.Technical Specifications & Performance Features

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Superior Mechanical Properties

Ring stiffness: SN8-SN16 (EN ISO 9969)

Impact resistance: ≥20 kJ/m² (ISO 179)

Tensile strength: ≥25 MPa (ISO 527)

Operating temperature range: -30°C to 70°C

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Exceptional Hydraulic Performance

Manning coefficient: n=0.009

Smooth inner surface (Ra ≤0.01mm)

Self-cleaning design minimizes sediment buildup

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Environmental Resistance

UV stabilization for above-ground use

Chemical resistance to pH 2-12

Watertight joints (leakage <0.1L/km/day)

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4.Competitive Advantages

 

✔ 50-Year Design Life – Outperforms concrete 3:1 in corrosive environments
✔ Lightweight Construction – 1/8 the weight of concrete pipes
✔ Rapid Installation – Snap-lock joint system reduces installation time by 60%
✔ Maintenance-Free – No lining or coating required
✔ Eco-Friendly – 100% recyclable materials

 

5.Industry Applications

 

Municipal Infrastructure

Stormwater drainage systems

Sewerage networks

Culvert replacements

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Industrial Facilities

Chemical processing effluent lines

Power plant cooling water systems

Mining dewatering applications

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Agricultural Systems

Irrigation water distribution

Drainage systems

Aquaculture water management

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Transportation Projects

Highway drainage

Railway culverts

Airport runoff systems

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6.Why Choose Kra Tube?

 

Traditional piping materials can't match Kra Tube's combination of benefits:

Proven Performance: Over 500 km successfully installed worldwide

Design Flexibility: Custom diameters from 300mm to 3000mm available

Cost Savings: 30% lower installed cost than conventional systems

Quality Assurance: Factory production control per ISO 9001

Technical Support: Complete engineering design services

Certifications & Standards:

EN 13476-1/2 compliant

ASTM F2418 certified

ISO 9001:2015 quality management

CE marked for European markets

Upgrade to Kra Tube – Where Advanced Engineering Meets Infrastructure Excellence!

 

7.Industry-Specific Applications

 

Oil & Gas Industry

Offshore platform piping

Crude oil and gas transmission

Chemical injection lines

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Chemical & Petrochemical Plants

Acid/alkali transfer pipelines

Solvent and corrosive fluid handling

High-temperature process lines

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Water & Wastewater Treatment

Seawater desalination systems

Chlorinated water distribution

Industrial effluent disposal

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Power Generation

Boiler feedwater systems

FGD (Flue Gas Desulfurization) pipelines

Cooling water circuits

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Food & Pharmaceutical

Sanitary fluid transfer

CIP (Clean-in-Place) systems

High-purity water distribution

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8.Why Choose Our Composite Pipe?

 

Unlike conventional pipes that corrode or degrade, our Stainless Steel Lined & Epoxy Coated Composite Pipe ensures:
🔹 Long-Term Reliability – Engineered for 30+ years of service
🔹 Safety Compliance – Meets ISO 21809, AWWA C210, and ASTM A928 standards
🔹 Custom Engineering – Tailored solutions for extreme conditions
🔹 Global Supply – Fast delivery with quality certifications

Upgrade to the Future of Corrosion-Resistant Piping – Where Strength Meets Protection!

What Our Customers Say About Us

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Address

20 Xingyuan South Street, Zaoqiang County, Hengshui City, Hebei Province, China

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