Self Supporting Steel Telecom Cell Site Tower Singal Transmission Phone 4g Mobile Aerial
Quick Detail:
1. Design Code TIA/EIA-222-G/F Structure Steel
2. GradeMild SteelHigh Tensile Steel GB/T 700:Q235B, Q235C,Q235DGB/T1591:Q345B, Q345C, Q3455D,
ASTM A36, ASTM A572, Gr50EN10025: S235JR, S235J0, S235J2EN10025: 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) 360~510470~630
6. Yield strength (t≤16mm) (Mpa) 355235
7. Elongation (%) 2024
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)
9. Bolts & Nuts Grade 4.8, 6.8, 8.8
10. Standards formechanical 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
12. Welding Method CO2 Shielded Arc Welding & Submerged Arc Welding (SAW)
Specification
| Model Number: | 4 Legs Angle Tower |
| Standard | ANSI/TIA-222-G-2005 |
| Material: | Hot roll Steel Q235,345,ASTM A36 A572 Gr50 or customized |
| Nuts & Bolts: | Grade 8.8/6.8/4.8;DIN7990, DIN931, DIN933;ISO4032, ISO4034 |
| Height: | 20-80m |
| Wind Speed: | 30M/S |
| Surface treatment | Hot Dip Galvanized or painted ,customized |
| Lifetime: | More than 30 Years |
