MetalLearn® – Carbon and Alloy Bar

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ASTM A-311 Class B – Part 1

MetalLearn® – Carbon and Alloy Bar Carbon Steel Bars ASTM A-311 Class B – Part 1

 

ASTM A 311/A 311M Mechanical Requirements

Class B-Heavy Draft Cold Drawn and Stress Relieved Annealed
UNS No. Grade Designation in. [mm]. Round or Hexagon Tensile Strength, min, ksi [MPa] Yield Strength, min, ksi [MPa] Elongation in 2 in. [50mm], min, % Reduction of Area min, %
G10450 1045 Up to 7/8 [20] incl 115 [795] 100 [690] 10 25
Over 7/8 [20] to 1 1/4 [30], incl 115 [795] 100 [690] 10 25
Over 1 1/4 [30] to 2 [50], incl 115 [795] 100 [690] 10 25
Over 2 [50] to 3 [75], incl 115 [795] 100 [690] 9 25
Over 3 [75] to 4 [102], incl 105 [725] 90 [620] 7 23
G10500 1050 Up to 7/8 [20], incl 115 [795] 100 [690] 8 25
G15410 1540 Over 7/8 [20] to 1 1/4 [30], incl 115 [795] 100 [690] 8 25
G11410 1140 Over 1 1/4 [30] to 2 [50], incl 115 [795] 100 [690] 8 25
and and Over 2 [50] to 3 [75], incl 115 [795] 100 [690] 8 20
G11440 1144 Over [75] to 4 1/2 [115], incl 115 [795] 100 [690] 7 20
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