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A633 Steel Plate

A633 steel plate is a normalized high-strength low-alloy structural steel plates for welded, riveted or bolted construction. A633 plate steel can be used for low ambient temperatures where the desired notch toughness is better than in as-rolled materials of comparable strength level.

A633 Availability

THICKNESSWIDTHLENGTH
A633 1/2" – 4" 48" – 120" 96" – 480"

ASTM A633 Chemical Composition

A633 Steel Composition
  Grade A Grade C Grade D Grade E
Carbon 0.18% 0.2% 0.2% 0.22%
Manganese 1-1.35% 1.15-1.5% 0.7-1.6% 1.15-1.5%
Phosphorus 0.03% 0.03% 0.03% 0.03%
Sulfur 0.03% 0.03% 0.03% 0.03%
Silicon 0.15-0.5% 0.15-0.5% 0.15-0.5% 0.15-0.5%
Vanadium ... ... ... 0.04-0.11%
Columbium 0.05% 0.01-0.05% ... ...
Nitrogen ... ... ... 0.03%
Copper ... ... 0.35% ...
Nickel ... ... 0.25% ...
Chromium ... ... 0.25% ...
Molybdenum ... ... 0.08% ...