Contact Customer support: 1 (855) 700-6000 Sales: 1 (800) 470-1673 Square Square About Press & Media Securely sign in to access your Square account and manage your business operations efficiently. Take payments anywhere with Square—online, in person, or on the go. 072 0. *Denotes Rydal Flats supplied in 4m lengths. MS/GI Steel Rectangular Pipes & Tubes Size, Thickness and Weight Chart for tubes and thickness ranging from 1. This product has tensile prop-erties that are comparable to cold-drawn seamless steel tubing of the same steel analysis and nominal size. 2018\PART-1\3-TUBES-ROUND, SQUARE & RECT. Alloy steel pipe sizes Alloy Steel Pipes are widely used for critical applications in industries like oil & gas, aviation, aerospace, petrochemical, natural gas, paper making, industrial gas, heat exchange and others. 356 3. STEEL TUBING DIMENSIONS & WEIGHT PER FOOT.