What is CSA G40 21?
What is CSA G40 21?
CSA G40.21 covers the chemical and mechanical requirements for structural quality steel shapes, plates, and bars for use in general construction and engineering purposes. G40.21 Types G40.21 Grades, Types and Strength Levels G40.21 Imperial / Metric Conversion
What is the equivalent grade of CSA 44W?
Commentary on ASTM Equivalents The most common merchant structural grade of CSA G40.21 is 44W (300W). Most steel mills in the US manufacture their merchant bars (rounds, flats) to meet both this grade and ASTM A36 in order to satisfy users on both sides of the border. Becoming more common in recent years is structural steel per 50W.
What is CSA grade 55W steel?
CSA G40.21 covers the chemical and mechanical requirements for structural quality steel shapes, plates, and bars for use in general construction and engineering purposes. *Grade 55W is available only as hollow sections, angles and bars. 55WT as hollow sections only
What is the boron composition of CSA grade 100qt?
In addition, grades 100Q and 100QT shall have a Boron composition of 0.0005-0.005% The above table has been abridged for clarity and relevance. The complete table can be found in the CSA standard The most common merchant structural grade of CSA G40.21 is 44W (300W).
