Specifications:
ASTM A500 (Standard Specification for Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes)
1) Size range: (6.35 - 114.3)mm (OD) x (0.89 - 13.49)mm (WT)
2) Heat treatment: annealed, bright annealed, stress relieved, normalized,
spheroid annealed, or cold finished
3)Surface treatment: Anti-rust Oiled surface,Black
4)Technique: Hot rolled/cold formed
5)Application: construction,Steel structure, Road sign,Steel frame,light industry,automobile industry, agriculture, etc.
CHEMICAL PROPERTIES
Grade B | Grade C | |
Carbon, Max % | 0.260 | 0.230 |
Manganese, Max % | ---- | 1.350 |
Phosphorus, Max % | 0.035 | 0.035 |
Sulphur, Max % | 0.035 | 0.035 |
Copper, when copper steel is | 0.200 | 0.200 |
specified, Min % |
MECHANICAL PROPERTIES
Grade B | Grade C | |
Tensile Strength, Min psi | 58,000 | 62,000 |
Yield Strength, Min psi | 46,000 | 50,000 |
Elongation in 2” Min | 23%* | 21%** |
Ends
1) Plain 2) Beveled 3) Thread with Coupling or cap
End protector
1) Plastic pipe cap 2) Iron protector
Surface Treatment
1) Bared 2) Painted 3) Galvanized 4) With Oiled 5) 3 PE, FBE, corrosion resistant coating
Package: Beveled or straight ends with plastic caps or metal protectors, black painted, hexagonal bundled or loose packing.
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