BLACK SURFACE BAR is the raw material of core automotive parts, and is the flagship product of Jinyang Special Steel.
| Product name | BLACK SURFACE BAR |
| Size by product | 25, 28, 30, 31, 32, 33, 34, 35, 36, 37, 38 mm(Ø) 40, 42, 43, 44, 45, 46, 48 50, 52, 53, 55, 56, 58 60, 62, 63, 64, 65, 67 70, 71, 72, 73, 75, 77 80, 85, 90, 93, 95 100, 105, 110, 115, 120, 123 |
