ASTM A513 Mechanical Tubingastm a513, ASTM A513 1010, ASTM A513 1020, ASTM A513 1026, ASTM A513 4130, mechanical tubing, Seamless tube, TubingASTM A513-08 Standard Specification for Electric-Resistance-Welded Carbon and Alloy Steel Mechanical Tubing.ASTM A513-08 Standard specification covers round, square, rectangular, and special shape tubing. Optional supplementary requirements are provided and when desired, shall be so stated in the order.Main grade:ASTM A513 1010ASTM A513 1020ASTM A513 1026ASTM A513 4130
