Joint and bracket profile Features: 1) Joint and bracket profile for flanges of auto pipelines 2) Alloy: 6061 (LD30), 6063 (LD31), 3003, LF21, K70A, G77 (if order quantity is over 10MT, any alloy is welcome) 3) Specification: multiformity 4) Temper: F, T4, T5, T6