All our steel tube is produced within ASTM-A513 tolerances unless otherwise specified. Our team rigorously inspects your product to ensure it meets all Steel tubing ASTM Standards. Our processes are ISO 9001 certified. Chemistry information for each heat number is supplied with every shipment. T&B Tube can furnish physical properties as required. Our materials physical certifications are provided by an independent certified lab.
ASTM A513 Outside Diameter Tolerances
0.75" - 1.125" inc.
16ga - 11ga
Over 1.125" - 2.0" inc.
16ga - 10ga
Over 2.0" - 2.5" inc.
16ga - 7ga
ASTM A513 Wall Tolerances - Hot Rolled Round Tubing