
Hot DIP Galvanized Shs & Rhs Steel Tube Carbon Steel Pipe. Comprehensive Customization: Offers full customization from samples, designs, and flexible options for pipe ends and standards. Wide Size Range: Available in square and rectangular sizes from 20x20mm up to 500x500mm with wall thickness up to 30mm. Diverse Material Options: Manufactured using Q195, Q235, Q345, GRB, and STK400 carbon steel grades. Multiple Surface Treatments: Options include hot dipped galvanized, oiled, PVC wrapped, black varnished, and painted blasting. Flexible Pipe Ends: Ends can be customized as threaded, plain, or grooved to meet specific application needs. Global Standard Compliance: Meets ASTM A53, ASTM A500, BS1387, EN10219, ISO65, JIS G3466, and GB/T6728 standards. Fast Delivery: Delivery time is 15-45 days after receiving advanced payment based on order quantity. Manufacturer Direct Supply: Direct supply from a manufacturer with 12 years of export experience and 2 production lines.