20# Rectangular Carbon Steel Square Pipe Q195 Q235 Q345 St 52 . Quick Detail Product Square and Rectangular Steel Pipe Steel Grade Normal Carbon Steel or per requirement. Square Pipe 25x25-500x500 O.D. x 1.2-30mm Thickness Rectangular Pipe 20x30-250x500mm O.D. x 1.2-30mm Thickness Description Standard:ASTM A36 Square Steel Tubes, EN10219 A36 Hollow Gang steel is a leading manufacturer of ASTM A36 Square Tube, Structural Carbon Steel A36 Square Tubing, EN 10025-2 Square Tubes suppliers in Shanghai, China. q195 345 good quality square carbon CHINA UNITED IRON AND STEEL LIMITED a legally certified industry is engaged in offering a very good quality of ASTM A36 Square Tube that can easily be used for fulfilling the demands q195 345 good quality square carbon
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Steel q235 q345 china square steel pipe,q195-345 square steel pipe. US $480.00-$600.00. q195 345 good quality square carbon Good quality Q195 Q235 Q345 etc hot dipped galvanized square steel pipe in low price. US $500.00-$650.00 / Ton. q195 345 good quality square carbon Rectangular/square Carbon Pipe rectangular Welded steel pipe distributor in China for international q195 345 good quality square carbonThe carbon steel pipe that forms to round or square shape by bending steel strips and plates and through welding process, is called welded steel pipes according to its definition. So simply understanding about welded pipes is the pipe with welding process, and you may find welding seam on the surface of welded steel pipes.
Jun 26, 2016Q235 is basically a structural steel grade usually used in bridges. Yield strength is somewhere around 423 MPa and Ultimate Tensile strength about 479 MPa. Here are chemical composition of different grades of Q235