Round Steel Communication Mobile Phone Antenna Tubular Mast 3 Leg Self-Supported Telecom Tower

Product Description

Our company is a professional steel tower manufacturer with ISO certificates based in China.
Supported by the team of professional engineers,technicians,skill workers,we are dedicated to providing our global customers with high quality telecom towers.
The detailed information is specified in the following table.We sincerely look forward to cooperating with you. 
1.key Details:
Place of Origin: Hebei, China (Mainland) ; Brand Name: Jaoyao or OEM ; Model Number: Telecom Tower.
Surface treatment: Hot Dip Galvanizied or painted.
2.Packaging & Delivery:
Packaging Details: Telecom tower will be bundled by Galvanized strapping as per client's requirements.
Deliver:Shipped in 20 days after payment from Tianjin port.
Tower members: One steel tower is separated into several bundles.
Bolts: Packing material is robust nylon bag or steel drum.
3. Technical Data

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
Marking
14. Method of marking of the members	Hydraulic Press Stamping
Galvanizing
15. Galvanization standard of steel sections	ISO 1461 or ASTM A123
16. Galvanization standard of bolts and nuts	ISO 1461 or ASTM A153
Test
17. Factory test	Tensile test,Elements analysis, Sharpy test(impact test), Cold Bending,   Preece test,Hammer test
Capacity
18. Maximum Production Capacity	50,000 TON per annum