Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | - | 0.03 | ||
Si | - | 0.75 | ||
Mn | 6.40 | 7.50 | ||
P | - | 0.045 | ||
S | - | 0.015 | ||
Cr | 16.0 | 17.5 | ||
Ni | 4.00 | 5.00 | ||
N | 0.10 | 0.25 | ||
Cu | - | 1.00 |
T201LN
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) |
---|---|---|---|---|---|---|
624 (≥) | 371 (≥) | 43 | 42 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 422 |
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 |
---|---|---|---|---|---|---|---|
855 (≥) | 977 (≥) | 21 | 43 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 112 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
163 | 614 | 631 |
We can customize the production of T201LN grade, contact us for the best solution.
–sales@specificsteel.com