
Premium Quality 316 347 S31803 S32750 Heat Exchanger Tubes. Wide Material Range: Includes 300 series, 904L, 316L, 347, S31803, S32750, and more based on client requirements. Comprehensive Standards: Meets ASTM, AISI, GB, JIS, DIN, EN, and ISO, RoHS, IBR certifications. Customizable Dimensions: Outer diameter 6mm-610mm, thickness 0.5mm-45mm, length 5.8-6.1m or as requested. Advanced Manufacturing: Produced via cold rolled, cold drawn, hot rolled, and cold pilgered techniques. Rigorous Quality Testing: Includes ultrasonic, eddy current, radiographic, and hydrostatic testing. Versatile Applications: Ideal for petrochemical, oil & gas, boiler, heat exchanger, and food industries. Diverse Surface Finishes: Available in BA, 2B, annealed, and pickled finishes. Flexible Packaging: Packaged in plastic bags, bundles, or seaworthy wooden cases.