Purchasing standard

    1, material selection. The footsteps of stairs provide people with more contact when they go up and down the floors. The advantages and disadvantages of the pedals directly affect the safety of walking. Therefore, the timber used for pedals must be carefully selected. The general characteristics of wood is the most soft wood with good stability, but is easy to wear; wear most hard wood, but will deform and crack, so it is best to choose a neutral partial hard wood as the main material of the stairs.

    2, make pedal craft. In terms of stability, it means that the plate is a little better than the whole plate. Specific to the selection process of the plate according to the different characteristics of wood, for the small wooden texture of wood, such as beech itself is not particularly big grain, can be used to pick the process; for this texture like red oak wood, is not suitable for finger joint way, should choose to fight technology board.