
Lowest Price Seamless Copper Tubes for Heat Exchanger. Versatile Application: Used for cooling or heating air with water, glycol, steam, or oil in various industries. Wide Material Options: Available in carbon steel, 304, 316, copper, and aluminum for tubes and fins. Full Customization: Offers full, minor, sample-based, and design-based customization options. Strict Quality Control: 100% visual and functional inspection for all finished products. Fast Lead Time: Peak and off-peak season lead times are both within 15 working days. Flexible MOQ: Minimum Order Quantity is as low as 1 piece. Multiple Payment Terms: Supports LC, T/T, D/P, PayPal, Western Union, and small-amount payments. CE and ISO Certified: Products meet CE and ISO certification standards.