Complaint
High strength twist off type TC bolt A490TC
| Product name | Tension control bolt, tor-shear bolt A490TC |
| Standards: | ASTM F3125(ASTM F2280) |
| Available specs. | ASTM F18521(A325TC), JSS II09(S10T),GB/T 3632,ect. |
| Grade | 10.9 |
| Size range | Dia.: 1/2"~1 1/2" Length: 1 1/4"~ 12" |
| Materials | Alloy steel---40Cr / 35CrMo, 42CrMo Carbon steel: 45# |
| Finish: | Dacromet, black oxide, phosphating, electronic galvanized,ect. |
| Bolt Set assembled | Set= 1 bolt A490TC + 1DH Nut + 1 F436 washer |
| Head marking | HYZ+A325TC or customers' brand + A325TC |
| Packing | Carton and wooden pallet or wooden case; barrel+wooden pallet |
| Certification | FPC BC1, ISO 9000, BV, Factory 3.1 cert. MTC |
| 1. Drawing and dimension |
| 2.Class of bolt, nut and washer |
| Components | Bolt | Nut | Washer |
| Class | F2280 | DH / 2H | F436 |
| 3. Mechanical properties of Bolt: |
| 1. Installation steps |
| 2.Features of High Strength T.C. (Tension Control) Bolts |
T.C. bolts, improved type of heavy hexagonal structural bolts, were developed for more simplified bolt
fastening and more accurate performance and offer such excellent characteristics as shown below
because no fastening technique of high level is required :
(1) Controlled clamping force can be ensured.
(2) Completion of bolt fastening can be comfirmed by the shear-off of the notched end of the bolt.
(3) Fastening can easily be done by electric wrench.
(4) Noiseless installation and no need of wrench adjustment.
(5) The bolt does not rotate when fastening.
(6) No apprehension of bolts being left unfastened.
| 1. FACTORY WORKSHOPS: |
| 2. CORE PRODUCTS: |
| 3.CERTIFICATION AND HONORS: |
| 4.Our Related projects: |
| 5. Brand business Partner: |
