Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | - | 0.15 | ||
Si | - | 1.00 | ||
Mn | 5.05 | 7.50 | ||
P | - | 0.06 | ||
S | - | 0.03 | ||
Cr | 16.0 | 18.0 | ||
Ni | 3.50 | 5.50 | ||
N | - | 0.25 |
AISI 201
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) |
---|---|---|---|---|---|---|
557 (≥) | 732 (≥) | 14 | 41 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 114 |
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 |
---|---|---|---|---|---|---|---|
976 (≥) | 194 (≥) | 32 | 13 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 324 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
421 | 566 | 578 |
We can customize the production of ASTM 201 grade, contact us for the best solution.
–sales@specificsteel.com