Hollow Section Square Steel Tube Structure Section Square Steel Tube

Hollow Section Square Steel Tube Structure Section Square Steel Tube. Wide Size Range: Outer diameter 15x15mm to 400x400mm with thickness 0.8-20mm. Multiple Material Grades: Available in Q195-Q345 carbon steel to meet various strength needs. Flexible Customization: Custom lengths from 2-12m and shapes including square and rectangular. Fast Delivery: Delivery within 15 days after receiving deposit or L/C. Versatile Applications: Ideal for low pressure liquid delivery like water, gas, and oil. Strict Quality Standards: Complies with ASTM A53, BS1387, and GB/T3091 standards. Competitive Pricing: Good quality and competitive price from experienced supplier.