#!python

In [1]: import strupy.units as u

In [2]: from strupy.steel.MaterialSteel import MaterialSteel

In [3]: somesteel = MaterialSteel()

In [4]: somesteel.steelstandard
Out[4]: 'EN 10025-1'

In [5]: somesteel.steelgrade
Out[5]: 'S235'

In [6]: somesteel.get_availablesteelgrade()
Out[6]: ['S235', 'S275', 'S355', 'S450']

In [7]: somesteel.set_steelgrade('S450')

In [8]: somesteel.steelgrade
Out[8]: 'S450'

In [9]: somesteel.E
Out[9]: 210.00 [GPa]

In [10]: somesteel.f_u(thickness=50*u.mm)
Out[10]: 550.00 [MPa]

In [11]: somesteel.f_y(thickness=50*u.mm)
Out[11]: 410.00 [MPa]