10kv/60kv-electric Pole,Galvanized Steel Tower,Power Transmission Steel Pole
March 9, 20193 legged lattice mast triangular radio telecom communication tower
March 18, 2019
60m triangular galvanized Steel 3 leg lattice self supporting telecom bts signal antenna bracket isp 4g 5g mast tower
Product Description
| Design |
| 1. Design Code |
TIA/EIA-222-G/F |
| Structure Steel |
| 2. Grade |
Mild Steel |
High Tensile Steel |
| GB/T 700:Q235B, Q235C,Q235D |
GB/T1591:Q345B, Q345C,Q3455D |
| ASTM A36 |
ASTM A572 Gr50 |
| EN10025: S235JR, S235J0,S235J2 |
EN10025: S355JR, S355J0,S355J2 |
| 3. Design Wind Speed |
Up to 250 km/h |
| 4. Allowable deflection |
0.5 ~1.0 degree @ operational speed |
| 5. Tension strength (Mpa) |
360~510 |
470~630 |
| 6. Yield strength (t≤16mm) (Mpa) |
355 |
235 |
| 7. Elongation (%) |
20 |
24 |
| 8. Impact strength KV (J) |
27(20°C)—Q235B(S235JR) |
27(20°C)—Q345B(S355JR) |
| 27(0°C)—Q235C(S235J0) |
27(0°C)—Q345C(S355J0) |
| 27(-20°C)—Q235D(S235J2) |
27(-20°C)—Q345D(S355J2) |
| Bolts & Nuts |
| 9. Grade |
Grade 4.8, 6.8, 8.8 |
| 10. Standards for mechanical properties |
| 10.1 Bolts |
ISO 898-1 |
| 10.2 Nuts |
ISO 898-2 |
| 10.3 Washers |
ISO 6507-1 |
| 11. Standards for Dimensions |
| 11.1 Bolts |
DIN7990, DIN931, DIN933 |
| 11.2 Nuts |
ISO4032, ISO4034 |
| 11.3 Washers |
DIN7989, DIN127B, ISO7091 |
| Welding |
| 12. Method |
CO2 Shielded Arc Welding & Submerged Arc Welding(SAW) |
| 13. Standard |
AWS D1.1 |
| Galvanizing |
| 14. Galvanization standard of steel sections |
ISO 1461 or ASTM A123 |
| 15. Galvanization standard of bolts and nuts |
ISO 1461 or ASTM A153 |