空セクション鋼鉄管

BS EN10219-1 Cold formed welded profile steel pipe The EN 10219 S235JRH Steel Grade RHS tubes are utilized in various industries due to its impressive list of features. For instance, this grade of Carbon Steel EN 10219 S235JRH Rectangular Tube offers many good properties such as good conductivity, outstanding resistivity, while being sturdy in nature. Also, since the carbon grade EN 10219 S235JRH tubes produced in our factory are manufactured from good quality raw materials,

Rectangle Seamless or Welded Steel Tubes ASTM A500 Hollow Section Tube for Structural Application​ Standard: ASTM A500 Steel Rectangle Tubing Cold-Formed Welded and Seamless Carbon Structural Tubes Applications: for construction of bridges, and buildings, and for general strcutrual purposes Size range: O.D. :20 to 500 mm W.T.:1-30mm L:max12000mm Product Name ASTM A500 Hollow Section Steel Tube for Structural Application Material Grade A, B, C, D Standard ASTM A500 Application

GOST 8639-82 steel 35 square steel steel pipes , cold deformed seamless hollow section steel tubes Sizes of square pipes have to confirm the values indicated in the table below: Outside size A, mm Wall thickness s, mm Section square, cm2 Weight of 1 m pipe, kg, Inertia moment, cm4~ Resistance moment, cm3~ Ix=Iy Wx=Wy 50 5 8.57 6.73 28.26 11.3 60 8 15.54 12.20 67.71 22.57 100 8 28.34 22.25 392.65 78.53 120 8 34.74 27.27 715.66 119.28 Steel density 7/85 g/cm3 Pipe static