Hot-Formed Welded and Seamless Carbon Steel Structural Tubing
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.15 | ||
| Mn | 0.30 | 0.60 | ||
| Si | 0.50 | 1.00 | ||
| P | - | 0.03 | ||
| S | - | 0.03 | ||
| Cr | 8.00 | 10.00 | ||
| Ni | - | - | ||
| Mo | 0.90 | 1.10 |
Hot-Formed Welded and Seamless Carbon Steel Structural Tubing
| Proof strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Impact energy KV (J) |
Elongation at fracture A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 223 (≥) | 763 (≥) | 21 | 32 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 442 |
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
Modulus of elasticity kN/mm2 |
Expansion rate |
|---|---|---|---|---|---|---|---|
| 222 (≥) | 126 (≥) | 44 | 22 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 233 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 425 | 391 | 655 |
We can customize the production of A 501 Grade B grade, contact us for the best solution.
–sales@specificsteel.com