How To Classify Brake Pads Under National Standards?
GB5763-2008 "Brake pads for automobile", automobile brake pads are divided into four categories according to their use:
No.1 Parking brakes (commonly known as hand brakes);
No.2 Micro- and light-duty drum brakes (commonly known as cars or small loads)
No.3 For medium and heavy-duty drum brakes (commonly known as large trucks,Trailer brakes);
No.4 Disc brakes (used in small cars).

No.1 Parking brakes (commonly known as hand brakes);
No.2 Micro- and light-duty drum brakes (commonly known as cars or small loads)
No.3 For medium and heavy-duty drum brakes (commonly known as large trucks,Trailer brakes);
No.4 Disc brakes (used in small cars).
