Sinupower, a China manufacturer, supplies premium Precision D Shaped Condenser Aluminium Tubing for HVAC and refrigeration systems. Certified to IATF 16949, our header pipes ensure uniform refrigerant distribution and maximum energy efficiency. Available in custom D-shaped, folded, rectangular, flat, and round profiles with full OEM tooling development from client CAD files.
As an audited, IATF 16949 certified Manufacturer and global exporter, Sinupower specializes in high-integrity Precision D Shaped Condenser Aluminium Tubing customized for automotive radiators, EV battery thermal plates, and commercial refrigeration manifolds. Modern HVAC-R cores operate under demanding cyclic pressures and harsh environmental exposure. Our engineered D-configuration headers function as high-efficiency distribution channels, balancing volumetric flow and minimizing localized pressure drops. Backed by 90 automated processing lines and advanced heat-treatment infrastructure, we ensure precise dimensional stability to support high-speed robotic furnace brazing lines.
Global procurement specialists and HVAC design engineers face persistent challenges with refrigerant maldistribution and geometric mismatch across localized headers. Sinupower systematically resolves these pain points through automotive-grade manufacturing and stringent QC gates.
To assist technical project managers in matching sourcing specifications with their specific thermodynamic models, our foundational manufacturing boundaries are outlined below:
| Technical Metric / Property | Sinupower Standard OEM Capabilities |
|---|---|
| Product Designation | Precision D Shaped Condenser Aluminium Tubing |
| Quality Management Certifications | IATF 16949:2016, ISO 9001:2015, ISO 14001:2015, ISO 45001:2018 |
| Profile Geometry Variations | D-shaped profiles, folded pipes, rectangular tubes, flat multi-port channels, standard round manifolds |
| Base Alloy Selection | AA3003, AA6063, AA6005A, AA3102 (Optimized per application pressure requirements) |
| Brazing Cladding Options | Available with single-sided or double-sided Al-Si clad layers (custom cladding ratios available upon request) |
| Dimensional Tolerances | Strict adherence to EN 755-9 / ASTM commercial and automotive high-precision criteria |
| Secondary Processing Services | Precision cut-to-length, automated mechanical deburring, slot punching, end expanding, and end reduction |
| Tooling & Die Engineering | Full in-house tool design and fabrication engineered directly from customer blueprints or CAD (STEP/DWG) files |
| Strategic Supply Experience | Long-term technical supply agreements and proven quality compliance with global Tier-1 pioneers: Sanhua, Danfoss, and Pankl |
International procurement managers prioritize suppliers that integrate technological expertise with certified process control. Established in Changshu, China, Sinupower operates under strict automotive-grade protocols to guarantee batch-to-batch consistency for automated core-stacking and assembly cells.
Our operational maturity is validated through a proven track record of sustaining long-term strategic supply partnerships with industry-leading manufacturers:
| Strategic OEM Partner | Cooperation Core Scope | Quality Operational Performance |
|---|---|---|
| Sanhua | Condenser header pipes for automotive thermal management systems | High On-Time Delivery (OTD) & Automotive PPM Compliance |
| Danfoss | D-shaped manifolds for commercial refrigeration and chiller units | Full Dimensional Stability & Process Capability (Cpk) Verified |
| Pankl | High-performance cooling profiles for specialized vehicle thermal circuits | Zero Field Failures Sustained over Multi-Year Shipments |
A: Standard custom tooling and die engineering are typically finalized within 4 to 6 weeks, with expedited paths available for urgent global development tracks. First-article inspection samples are dispatched immediately following initial tooling approval to allow full engineering validation.
A: Yes. Based on your specific system working pressures (such as conventional R134a, R1234yf, or high-pressure transcritical R744/CO² loops), our engineering team custom-configures the aluminum alloy grade (e.g., AA6005A, AA3003) and wall thickness configuration to satisfy your safety burst baselines. Our Precision D Shaped Condenser Aluminium Tubing is designed to meet these rigorous demands.
A: As an IATF 16949 certified facility, all incoming aluminum lots undergo complete material verification. Every production batch of Precision D Shaped Condenser Aluminium Tubing is fully traceable from the raw ingot through the final extrusion, drawing, and custom packing phase, backed by comprehensive mill test certificates (MTC) and quality records retained per automotive audit requirements.
Final Engineering Verification:
When evaluating our Precision D Shaped Condenser Aluminium Tubing, your engineering group gains an audited, automotive-certified manufacturing partner dedicated to mitigating system field risks. By combining IATF 16949 certified process control with a proven supply history inside Fortune 500 HVAC networks, Sinupower ensures the strict reliability compliance that global engineering procurement demands.
