to Stainless steels
to Properties of steels and cast irons
(submitted by the website administration)
| AISI 201 | ||||
| Chemical composition: C=0.15%max, Mn=6%max, Cr=17%, Ni=4.5%, N=0.25%max | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 7.8 *10³ | kg/m³ | 487 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 197 | GPa | 28500 | ksi |
| Thermal expansion (20 ºC) | 15.7*10-6 | ºCˉ¹ | 8.72*10-6 | in/(in* ºF) |
| Specific heat capacity | 500 | J/(kg*K) | 0.119 | BTU/(lb*ºF) |
| Thermal conductivity | 16.2 | W/(m*K) | 112 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 6.9*10-7 | Ohm*m | 6.9*10-5 | Ohm*cm |
| Tensile strength (annealed) | 790 | MPa | 115000 | psi |
| Yield strength (annealed) | 380 | MPa | 55000 | psi |
| Elongation (annealed) | 55 | % | 55 | % |
| Hardness (annealed) | 90 | RB | 90 | RB |
| Tensile strength (1/2 hard) | 1030 | MPa | 150000 | psi |
| Yield strength (1/2 hard) | 760 | MPa | 11000 | psi |
| Elongation (1/2 hard) | 10 | % | 10 | % |
| Hardness (1/2 hard) | 32 | RC | 32 | RC |