High strength TC bolt for structural steel /Steel Structures hex bolt/Hex bolt
1. Spec.: America standard
2. Materials: Mild steel(Carbon steel)
3. Grade: 8.8s 10.9s(DIN6914
4. Other specs we can do for TC bolts: ASTM F2280(A490TC), GB3632, ASTM F1852(A325TC),S10T
5.Finsih: plain, black, phosphating,Dacromet,ect.
6. Classes and Grades:
| Classes and Grades | Combination of grade according to mechanical properties of compontet parts | ||
| items | BOLT | NUT | WASHER |
A325TC 8.8 | F1852 TYPE1 | ASTM A563DH | F436 TYPE1 |
A490TC 10.9 | F2280 TYPE1 | ASTM A563DH | F436 TYPE1 |
7. Hardness Requirements for BOLT, nuts and washers
Items | BOLT | NUT(F10) | WASHER(F35) |
Hardness | HRC25~35 |
HRB95-HRC35 |
HRC35-45 |
8. Mechanical properties for S10T bolt:
| Properties | Tensile strength(psi) | proof load (psi) |
A325TC
| ≥120000(1/2~1") ≥105000(1-1/8") | 85000 (1/2~1") 74000 (1 1/8") |
A490TC | 150000~ 173000 | 120000 |
