self supporting tower usually is 3leg of 4leg tower, and its
material is steel pipe or angle steel. As for the connection,
tubular tower is connected by flange, and angle steel tower is
connected by nuts and bolts.
Active Member
|
[China]
Address: Fu Zhao Village，Guang Chuan Town, Jing County, Hengshui City, Hebei Province
Contact name:Anne Wang
Hebei Changtong Steel Structure Co., Ltd. |
|
|
Outdoor 5G Telecom Microwave Antenna Galvanized 4-Legged Angular Steel Tower
| Communication tower | ||
| 1. Design Code | AST-101 | |
| Structure Steel | ||
| 2. Grade | Mild Steel | High Tensile Steel |
| GB/T 700:Q235B | GB/T1591:Q345B | |
| ASTM A36 | ASTM A572 Gr50 | |
| EN10025: S235JR | EN10025: S355JR | |
| 3. Design Wind Speed | 0-300KM/H | |
| 4. Allowable deflection | 0.5 ~1.0 degree at operational speed | |
| 5. Tension strength (Mpa) | 360~510 | 470~630 |
| 6. Yield strength (t≤16mm) (Mpa) | 355 | 235 |
| 7. Elongation (%) | 20 | 24 |
| Bolts & Nuts | ||
| 8. 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 | |
| 12. 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 | |
