
China Made Copper Tube for Refrigeration. Customizable Dimensions: Copper and aluminum tube diameter and wall thickness can be changed by customer requirements. OEM and ODM Services: OEM is welcomed with full customization options from samples and designs. Comprehensive Quality Control: ISO 9001-2008 certified with IQC, IPQC, FQC, and OQC processes for every production stage. Wide Refrigerant Compatibility: Suitable for R410A, R404A, R407C, R507A, R134A, R22, and R12 refrigerants. Flexible MOQ: Minimum Order Quantity is 1 PC; small orders accepted with special production arrangement. Fast Sample Delivery: Regular items shipped in 3-5 days; customized items in 15-25 days. 12-Hour Online Support: Dedicated service team available 12 hours daily for customer inquiries. Multiple Shipping Options: Available via sea freight, air freight, or express delivery to global markets.