Structural, Carbon & HSLA Steel Plate

CSA G40.21 44W / 300W

A structural steel plate grade specified within G40.21 of the Canadian Standards Association (CSA). This grade is utilized in general fabrication and construction. It is also referred to as 300W, which is its metric designation. This material is also available as Charpy tested when referenced with a “T”, such as 44WT / 300WT. When Charpy tests are required, the category will be indicated. The values of these categories are outlined below in mechanical properties.

Mechanical Properties 44W / 300W:

• Tensile: 65 to 85 ksi
• Yield: 44 ksi min
• Elongation: 20% min in 8” 23% min in 2”

CAT 1 (32°F): 15 ft/lbs
CAT 2 (0°F): 15 ft/lbs
CAT 3 (-20°F): 15 ft/lbs
CAT 4 (-50°F): 15 ft/lbs
CAT 5: (Specified by Purchaser)

Stock Sizes
Grade Thickness (Inches) Width (Inches) Length (Inches)
44W
0.1875
96
240/480
44W
0.2500
60/96/120
240/480
44W
0.3125
60/96/120
240/480
44W
0.3750
60/96/120
240/480
44W
0.5000
60/96/120
240/480
44W
0.6250
60/96/120
240/480
44W
0.7500
60/96/120
240/480
44W
0.8750
60/96/120
240/480
44W
1.0000
60/96/120
240/480
44W
1.1250
60/96/120
240/480
44W
1.2500
60/96/120
240/480
44W
1.5000
60/96/120
240/480
44W
1.7500
60/96/120
240/480
44W
2.0000
60/96/120
240/480
44W
2.2500
96
240/480
44W
2.5000
96
240/480
44W
2.7500
96
240/480
44W
3.0000
96
240/480
44W
3.2500
96
240
44W
3.5000
96
240
44W
3.7500
96
240
44W
4.0000
96
240
44W
5.0000
96
240
44W
6.0000
96
240

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