Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | 0.04 | 0.08 | ||
Si | - | 1.00 | ||
Mn | - | 2.00 | ||
P | - | 0.040 | ||
S | - | 0.030 | ||
Cr | 17.00 | 19.00 | ||
Ni | 11.00 | 13.00 | ||
Mo | - | - | ||
B | 0.0015 | 0.0060 | ||
Ti | 4×C | 0.60 |
Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery
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) |
---|---|---|---|---|---|---|
588 (≥) | 383 (≥) | 32 | 32 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 341 |
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 |
---|---|---|---|---|---|---|---|
954 (≥) | 348 (≥) | 41 | 24 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 334 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
222 | 321 | 686 |
We can customize the production of Z6CNT18.12B grade, contact us for the best solution.
–sales@specificsteel.com