This is the 17125th most frequent Russian word.
стандартной
Standard; typical; conventional.
Here, "стандартной" is used as an adjective describing the material "стали," indicating it meets common standards.
Эта деталь изготовлена из стандартной стали.
This part is made from standard steel.
In this example, "стандартной" modifies "процедуры," referring to a conventional or widely accepted procedure.
Мы разрабатываем проект на основе стандартной процедуры.
We are developing the project based on a standard procedure.
The word "стандартной" describes "планировки," meaning it pertains to a typical or standard design.