
Premium Hot Dipped Galvanized Steel Pipes for Construction. Customizable Dimensions: Outer diameter 20-1500mm and length 1-12m can be customized to customer needs. Wide Material Selection: Available in various steel grades including Q235, Q345, S235JR, and SPCC. Robust Zinc Coating: Hot dip galvanized with zinc coating ranging from 30g to 275g/m2 for corrosion resistance. Multi-Standard Compliance: Meets GB/T3091, ASTM A53, DIN EN10025, BS 1387, and JIS G3444 standards. Flexible Payment Terms: Accepts T/T, L/C, D/P, and D/A to accommodate various transaction preferences. Quality Assurance: ISO9001, SGS, CE certified with pre-production samples and third-party inspection support. Fast Delivery: Delivery time is typically 15-30 days depending on actual order quantity. Free Sample Service: Free samples available worldwide; customers only need to cover express shipping costs.