The ordinary carbon knot structural steel and 16 mn steel belt welded square tube. we can offer the most competitive price in the mainland,and it produces from the top 500 enterprise  in the world with high quality, and enough quantity for all kinds of...

competitive price High quality Good reputation We are doing business with 24 countries and have rich experience 1. Features: High Frequency Welded2. Zinc:200g/m2, 300g/m2, 400g/m2.3. Material: Q195, Q215, Q235, Q345, STK5004. Standard: GB/T3091-2001, BS1378-1985, ASTM A53,...

40-120g zinc coating regular length Good quality & lowest price Grade: mild carbon steelwe can offer the most competitive price in the mainland,and it produces from the top 500 mill in the world with high quality, and enough quantity for all kinds of  special...

Best quality with most competitive price             Namewelded pipe /tubeSizeOut diameter9-165mmW.T0.5-12mmLength6-9-12m or as customers’ requestStandardGB/T, ASTM,BSMaterialQ195,Q215,Q235,Q345Applicaitionstructure or...

Air-cooling system Cold exchange process Most professional supplier for aluminum clad pipe against German's quality. Specificationsstable performance,middle welding,high strength on clad side,be able to meet the custeomer requirement clad steel pipes,especaily for...