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 | 6.00 | 8.00 | ||
| Ni | - | - | ||
| Mo | 0.40 | 0.65 |
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) |
|---|---|---|---|---|---|---|
| 587 (≥) | 122 (≥) | 43 | 13 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 134 |
| 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 |
|---|---|---|---|---|---|---|---|
| 682 (≥) | 375 (≥) | 44 | 21 | 43 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 243 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 694 | 725 | 465 |
We can customize the production of A 501 Grade A grade, contact us for the best solution.
–sales@specificsteel.com