Brake drum - AA Truck Parts
Aa Truck Parts
The brake drums meet the following mechanical properties. The tensile strength
is 35,000 PSI minimum, and hardness is 187-262 Brinell, which meet the SAE J431
specification. Materials testing is governed by A-48, E-8, E-10, and A-247 of
ASTM standard. The brake drums are manufactured with ISO/TS 16949:2009
certificate issued by SGS United Kingdom UK, LTD. The production capacity
reached 140 thousand tons per year.