The material of this product is all 42 chromium molybdenum, with a mechanical property level of 12.9 (hardness: HRC39-44)
Performance level 12.9 high-strength screws, made of materials that have undergone heat treatment, can achieve:
1: The nominal tensile strength of bolt material reaches 1200MPa level
2: The yield strength ratio of bolt material is 0.9
3: The nominal yield strength of bolt material reaches 1200 × 0.9=1080MPa level
VS
Performance grade 10.9 bolts, after heat treatment, can achieve:
1: The nominal tensile strength of bolt material reaches 1000MPa level
2: The yield strength ratio of bolt material is 0.9
3: The nominal yield strength of bolt material reaches 1000 × 0.9=900MPa level
8Pcs 12.9 Wheel Alignment Camber Bolts
(We also sell 10mm, 12mm, 13mm, 15mm, 16mm, 17mm. If you have any needs, please feel free to contact us at any time.)