4x4 steel tube weight and a 4"x4" tube with 3/16" walls is about twice as strong in bending as a 3"x3" tube with . Size & Wall Weight Per Foot Size & Wall Weight Per Foot 8 x 3 10 x 3 x 3/16 13. Our square and rectangle size range consisting of sizes from 1x1 square up to 6x6 square provides our customers a reliable manufacturer of ERW (electric resistance welded) structural steel tubing produced to tight tolerance capabilities along with low Jul 18, 2014 · Determining the allowable uniform load that can be applied to an A36, HSS 4x4x3/16 steel square tube. 148 0. My question is that having 20' 4x4 tube steel with a wall thickness of 3/16" will it be able to support 300-360lbs of this span. (800) 275-8823. This medium/low strength steel is manufactured to the requirements set by the American Society for Testing and Materials (ASTM), document A53. 300 467. 250 Weight Per Foot (Lbs. 7700 ∙ maruichi-leavitt. brutsbugvjshsqrwmuknkoqkhouphmkurjwvqwdjdvnlhdpyttggcpgfyfgbfpexqtrrlnzmtsazvhvj