1. High strength twist off type TC bolt A325/A490
Product name |
Tension control bolt, tor-shear bolt |
Standard |
ASTM F1852/F2280/F3125 |
Available specs. |
ASTM F2280(A490TC), JSS II09(S10T),GB/T 3632,ect. |
Grade |
8.8 |
Dia. |
1/2"~1 1/2" |
Length |
1 1/4"~ 12" |
Materials: |
Alloy steel---40Cr / 35CrMo, 42CrMo |
Available finish |
Dacromet, black oxide, phosphating, electronic galvanized,ect. |
Bolt Set |
Set= 1 bolt A325TC + 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, SGS,BV,ISO, factory 3.1cert. |
2.Class of bolt, nut and washer |
Components |
Bolt |
Nut |
Washer |
Class |
F1852 TYPE1 |
DH / 2H |
F436 |
3. Mechanical properties of Bolt: |
High strength and high quality TC bolt
Different finish or coating: black oxide, dacromet, galvanized
100% ensure the torque value to ensure the installation
clear head marking and good finish brand name can be customers
Installation Instructions
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.
6. Bolt erection or installing steps:
3.CERTIFICATION AND HONORS: |
5. Brand business Partner: |