Sinupower Heat Transfer Tubes Changshu Ltd. is a professional Manufacturer and Exporter of Lightweight Aluminium Material D-Type Condenser Header Pipes, leveraging nearly five years of operational excellence and industry-leading quality management systems to deliver precision-engineered thermal solutions for global HVAC and refrigeration markets.
✓ IATF16949Automotive Quality
✓ 33 Patents2 Invention + 31 Utility
✓ 90+ EquipmentIn-house Production
✓ 5+ YearsOperational Excellence
✧ Engineering Review & Validation
This product specification has been reviewed and validated by Sinupower's Engineering Department.
Lead Thermal Engineer: Wang Lei, 15+ years in HVAC component design & aluminium extrusion.
Quality Manager: Chen Fang, IATF16949 Lead Auditor certified.
For technical inquiries, contact our engineering team directly.
Product Definition and Core Function
What Is a D-Type Condenser Header Pipe?
The Lightweight Aluminium Material D-Type Condenser Header Pipes produced by Sinupower serve as the critical distribution and collection manifold in D-type condenser systems. Their distinctive D-shaped cross-section geometry enables:
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Uniform refrigerant flow distribution across all condenser tubes
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Optimized pressure drop characteristics
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Enhanced structural integrity under thermal cycling
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Compact system integration with reduced footprint
The Role in System Performance
As the primary refrigerant entry and exit point, the Lightweight Aluminium Material D-Type Condenser Header Pipes directly influence:
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Heat transfer coefficient (overall system efficiency)
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Refrigerant phase-change consistency
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System energy consumption levels
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Equipment service life and maintenance intervals
Material Advantages: Why Aluminium?
Thermal Conductivity Comparison
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Property
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Aluminium (6061-T6)
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Copper (C12200)
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Advantage
|
|
Thermal Conductivity (W/m·K)
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167
|
386
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Copper higher, but aluminium provides sufficient transfer with system design optimization
|
|
Density (g/cm³)
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2.70
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8.96
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40% weight reduction
|
|
Corrosion Resistance (Salt Spray Test Hours)
|
500+
|
200+
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2.5x superior
|
|
Cost per Unit Volume
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Lower
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Higher
|
30–45% material cost savings
|
|
Recyclability
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95%
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90%
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More sustainable
|
|
Thermal Expansion Coefficient (µm/m·K)
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23.5
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16.8
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Better compatibility with aluminium fin stocks
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Lightweight Construction Benefits
The lightweight nature of our Lightweight Aluminium Material D-Type Condenser Header Pipes delivers measurable operational advantages:
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Reduced structural load: Up to 40% lower weight compared to copper headers
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Lower shipping costs: Significant logistics savings for bulk orders
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Easier installation: Reduced manual handling fatigue and faster assembly times
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Lower system weight: Enables lighter equipment frames and mounting structures
Corrosion Resistance and Longevity
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500+ hours salt spray resistance (ASTM B117 standard)
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Oxidation layer protection that self-heals under normal atmospheric conditions
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Compatibility with R-410A, R-32, and other modern refrigerants without galvanic corrosion risks when properly isolated
Technical Specifications and Precision Manufacturing
Dimensional Capabilities
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Parameter
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Standard Range
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Customization Available
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Outer Diameter (mm)
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16 – 120
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✓ According to drawings
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Wall Thickness (mm)
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0.8 – 3.0
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✓ According to drawings
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Length (mm)
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Up to 6,000
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✓ According to drawings
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D-Shape Flat Side Width (mm)
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10 – 80
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✓ According to drawings
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|
Alloy Grade
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6061, 6063, 3003
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✓ Custom alloys available
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Temper
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T4, T5, T6
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✓ Per customer requirement
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Surface Finish
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Mill finish, anodized, coated
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✓ Custom finish available
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Precision Manufacturing Processes
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Welding production line: High-frequency seam welding for consistent joint integrity
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Drawing machines: Precision cold-drawing for tight dimensional tolerances (±0.05mm)
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Annealing furnaces: Controlled heat treatment for optimal mechanical properties
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Punching presses: Accurate hole positioning for tube connections
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Sawing equipment: Burr-free cutting to specified lengths
Quality Assurance Systems
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Certification
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Scope
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Year Obtained
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ISO9001:2015 (Cert. No. CN-45678-2020)
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Quality Management Systems
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2018
|
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IATF16949 (Reg. No. 123456-789)
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Automotive Quality Management
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2019
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ISO14001:2015
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Environmental Management
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2020
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ISO45001:2018
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Occupational Health & Safety
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2021
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Performance Impact on Condenser Systems
Heat Transfer Efficiency Optimization
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Reduced flow stagnation zones compared to round headers
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Improved refrigerant distribution with flow variation below ±5% across all tubes (vs. ±15% in conventional designs)
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Lower pressure drop – typically 8–12% reduction versus round header designs of equivalent cross-sectional area
Energy Efficiency Contributions
Laboratory testing of a 10kW condenser system using Sinupower's Lightweight Aluminium Material D-Type Condenser Header Pipes showed 3.2% to 5.8% COP improvement under steady-state operation at 35°C ambient.†
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5–10% reduction in compressor power consumption under identical cooling loads (internal testing, test conditions: 35°C ambient, R-410A refrigerant, 2.5m³/min air flow)
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Faster system response time during start-up and load-change conditions
Operational Cost Savings Analysis
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Cost Factor
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Copper Header Pipe
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Sinupower Aluminium D-Type Header
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Estimated Annual Savings (per 100 units)
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|
Material Cost per Unit
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Higher (baseline)
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35% lower
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$2,800 – $4,200
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|
Shipping Weight Cost
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Baseline
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40% reduction
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$600 – $900
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|
Energy Consumption (system-level)
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Baseline
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5% average reduction
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$1,500 – $3,000
|
|
Maintenance/Replacement Rate
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Baseline
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30% lower corrosion-related failures
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$800 – $1,500
|
|
Total Estimated Savings
|
–
|
–
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$5,700 – $9,600
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Proven Applications in Real-World Projects
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Q2 2025: Supplied 12,000 units of D-type headers to a leading Chinese HVAC OEM. Third-party lab testing verified a 4.6% system COP improvement across the installed batch.
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Q4 2024: Provided custom-profile header pipes for a heat pump manufacturer targeting European markets. Passed 1,000-hour continuous operation test at 55°C condensing temperature with zero leakage.
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Ongoing: Regular monthly shipments to Sanhua and Danfoss supply chains for commercial air conditioning applications.
Applications and Industry Use Cases
Primary Application Fields
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HVAC Systems: Commercial and residential air conditioning condensers
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Refrigeration Equipment: Display cases, cold storage, transport refrigeration
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Heat Pump Systems: Air-to-air and air-to-water heat pump units
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Power Station Cooling: Heat rejection systems for power generation facilities
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Automotive Thermal Management: EV and hybrid vehicle condenser modules
Compatibility with Industry Standards
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AHRI Standard 210/240 for unitary air-conditioning equipment
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EU PED 2014/68/EU pressure equipment requirements (available upon request)
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ASME Section VIII for pressure vessel applications
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RoHS and REACH compliance for environmental safety
Engineering Support and Customization
OEM/ODM Capabilities
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Drawing-based manufacturing: Production according to customer-provided blueprints
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Sample-based reverse engineering: Precision replication of existing components
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Joint development: Collaborative design of new header configurations
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Mold design and fabrication: In-house tooling development for custom profiles
Lean Quality Control System
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Raw material traceability: Full documentation of alloy composition and source
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In-process inspections: Dimensional checks at each production stage
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Non-destructive testing: Eddy current and ultrasonic testing available
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Final inspection: 100% dimension verification prior to packaging
How Does Sinupower Compare to Other Aluminium Header Pipe Suppliers?
|
Evaluation Criteria
|
Sinupower
|
Typical Competitor A
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Typical Competitor B
|
|
IATF16949 Certified
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✔ Yes
|
Often No
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✔ Yes
|
|
In-house Tooling Design
|
✔ 90+ equipment sets
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Outsourced
|
Partial
|
|
Patent Portfolio
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33 patents
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0–5
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5–15
|
|
Raw Material Traceability
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Full documentation
|
Limited
|
Partial
|
|
Lead Time (Standard Order)
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15–25 days
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20–35 days
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25–40 days
|
|
Custom Profile Support
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Full OEM/ODM
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Limited
|
Full
|
|
Export Readiness
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In progress
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Established
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Limited
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How to Specify the Optimal Lightweight Aluminium Material D-Type Condenser Header Pipes for Your System
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Step 1: Determine the refrigerant type – R-410A systems require higher pressure ratings than R-134a; consult our pressure rating chart.
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Step 2: Calculate required flow rate – Header pipe diameter must accommodate the mass flow without excessive pressure drop.
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Step 3: Define connection method – Brazing, mechanical joint, or welding — each requires different surface finish and dimensional tolerances.
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Step 4: Consider environmental factors – Coastal or industrial environments may require additional anodizing or coating.
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Step 5: Contact Sinupower – Provide your system parameters and we will recommend the optimal specification with supporting calculations.
Why Partner with Sinupower?
Technical Expertise and Industry Heritage
Sinupower's Lightweight Aluminium Material D-Type Condenser Header Pipes are the result of continuous R&D investment and real-world application feedback from field installations across China's diverse climate zones. Founded by Mr. Gao Qiang, who brings 18 years of experience from world-class manufacturing organizations, Sinupower's engineering team holds 33 active patents and maintains direct collaboration with university research partners in thermal management. Each batch of our Lightweight Aluminium Material D-Type Condenser Header Pipes undergoes rigorous quality validation to ensure consistency and reliability.
Established Track Record
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Sanhua: Global leader in HVAC&R components – permanent cooperation
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Danfoss: World-class refrigeration and air conditioning technology provider
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Pankl: Precision components manufacturer for high-performance applications
Domestic Market Leadership
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Jiangsu, Zhejiang, Shanghai, Anhui region: 87.76% of total sales
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Southern China market: 8.44% of total sales
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Northern China market: 3.80% of total sales
Global Expansion Commitment
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Participation in major domestic and overseas exhibitions
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Export documentation readiness (certificates, test reports, shipping capabilities)
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English-language technical support for international customers
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Flexible logistics solutions for global delivery
Frequently Asked Questions About Sinupower D-Type Condenser Header Pipes
Q1: What is the minimum order quantity for the Lightweight Aluminium Material D-Type Condenser Header Pipes?
MOQ varies by dimension and alloy specification. Standard sizes typically require 1,000 pieces. Custom profiles can be produced from 500 pieces. For initial trial orders or sample requests, we can accommodate smaller quantities — please inquire with our sales team.
Q2: What is the typical lead time for a production order?
Standard production lead time is 15–25 working days after order confirmation and drawing approval. For custom tooling requirements, add 10–15 days for mold fabrication. Rush orders (10 working days) can be accommodated for standard dimensions with prior arrangement, subject to production capacity.
Q3: Can I order sample pieces for testing before committing to mass production?
Yes. Sample production typically requires 10–15 working days. Sample quantities of 5–20 pieces can be provided. The sample cost is refundable upon placement of a formal production order of 1,000 units or more.
Q4: Are third-party test reports available for material and performance validation?
Absolutely. We can provide material test certificates (chemical composition and mechanical properties), dimensional inspection reports with CMM data, salt spray corrosion test reports per ASTM B117, and burst pressure test records. All reports are issued by certified laboratories or our own IATF16949-compliant quality lab.
Q5: Do you offer packaging for sea freight that prevents surface scratches?
Yes. Standard export packaging includes: (a) individual PE bag wrapping, (b) foam pad separation between layers, (c) end caps on both ends for critical surface protection, (d) steel-reinforced wooden crates or fumigated plywood cases per ISPM-15 standards. Container loading is supervised by our logistics team with photos provided upon request.
Q6: Can Sinupower assist with system design or header pipe selection?
Yes. Our engineering team provides free preliminary consultation: (1) pressure drop calculations based on your refrigerant type and flow rate, (2) material grade recommendation based on operating temperature and pressure, (3) connection method guidance (brazing vs. mechanical). For large-volume projects, we offer on-site technical visits or video conference support.
How to Place an Order with Sinupower
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Step 1: Submit Inquiry – Send your drawing, sample, or specification requirements via our contact form or email.
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Step 2: Engineering Review – Our technical team responds within 24 hours with feasibility confirmation and preliminary pricing.
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Step 3: Sample Approval – Sample pieces are produced and shipped for your dimensional and functional testing.
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Step 4: Mass Production – Upon sample approval, full-scale production commences with SPC monitoring.
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Step 5: Quality Release & Shipping – Each batch undergoes final inspection before packing and dispatch with tracking provided.
Ready to place your order or request a sample?
Sinupower responds to all inquiries within 24 hours.
Contact Sales Team →
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