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A-283 Grade C, Grade D

Overview

Applications for low / intermediate tensile strength requirements. 283 is designed for structural applications and storage tanks.

Chemical Requirements

*Elements represented in percentage

Element Composition %
Grade C
Composition %
Grade D
Carbon, maxa 0.24 0.27
Manganese, max
  Heat analysis 0.90 0.90
  Product analysis 0.98 0.98
Phosphorus, maxa 0.030 0.030
Sulfur, maxa 0.030 0.030

Tensile Requirements

Grade C
ksi (MPa)
Grade C
ksi (MPa)
Tensile strength 55-75 (380-515) 60-80 (415-550)
Yield strength, minA 30 (205) 33 (230)
Elongation in 8 in. or (200 mm), min, %B 22 20
Elongation in 2 in. or (50 mm), min, % 25 23
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