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50m Multifunction 3 Legged Bts Wireless Steel Tubular Mast And Communication 3g 4g Telecommunication Antenna Tower 42m Guy wire steel tubular communication tower features: Production cycle is fast.
Simple connection structure,quick processing .
Tower type is generally low, easy to carry.
Don't need to apply to large hoisting equipment, the installation is convenient.
Suitable for cosmetic requirements lower area. resistance to corrosion Material:Q235,Q345 usually
Design Standard: AWS D 1.1; ASTM123, ANSI-TIA-222-H
Bolt Grade: 6.8, 8.8
Basic Wind Speed: 0-330km/h
Working and Rest Platform:height and quantity up to clients
Antenna Load:depends on clients
Steel Tube Tower Color:customized
Galvanized: according to ASTM A123 standard hot dip galvanized. We have our own galvanization plant.
Usage of Towers: GSM/CDMA Equipment
Payment: 30% deposit and 70% before shipment
Delivery Time:usually 30 days after deposit received Warranty: at least 25 years | | | 1. Design Code | | | Structure Steel | | 2. Grade | | | GB/T 700:Q235B, Q235C,Q235D | GB/T1591:Q345B, Q345C,Q3455D | | | | EN10025: S235JR, S235J0,S235J2 | EN10025: S355JR, S355J0,S355J | | 3. Design Wind Speed | | | 4. Allowable deflection | 0.5 ~1.0 degree @ operational speed | | 5. Tension strength (Mpa) | | | | 6. Yield strength (t≤16mm) (Mpa) | | | | 7. Elongation (%) | | | | 8. Impact strength KV (J) | | | | | | 27(-20°C)---Q235D(S235J2) | | | | | 9. Grade | | | 10. Standards for mechanical properties | | 10.1 Bolts | | | 10.2 Nuts | | | 10.3 Washers | | | 11. Standards for Dimensions | | 11.1 Bolts | | | 11.2 Nuts | | | 11.3 Washers | DIN7989, DIN127B, ISO7091 | | | | 12. Method | CO2 Shielded Arc Welding & Submerged Arc Welding(SAW) | | 13. Standard | | | Marking | | 14. Method of marking of the members | | | | | 15. Galvanization standard of steel sections | | | 16. Galvanization standard of bolts and nuts | | | | | 17. Factory test | Tensile test,Elements analysis, Sharpy test(impact test), Cold Bending, Preece test,Hammer test | | | | 1. Design Code | | | Structure Steel | | 2. Grade | | | GB/T 700:Q235B, Q235C,Q235D | GB/T1591:Q345B, Q345C,Q3455D | | | | EN10025: S235JR, S235J0,S235J2 | EN10025: S355JR, S355J0,S355J | | 3. Design Wind Speed | | | 4. Allowable deflection | 0.5 ~1.0 degree @ operational speed | | 5. Tension strength (Mpa) | | | | 6. Yield strength (t≤16mm) (Mpa) | | | | 7. Elongation (%) | | | | 8. Impact strength KV (J) | | | | | | 27(-20°C)---Q235D(S235J2) | | | | | 9. Grade | | | 10. Standards for mechanical properties | | 10.1 Bolts | | | 10.2 Nuts | | | 10.3 Washers | | | 11. Standards for Dimensions | | 11.1 Bolts | | | 11.2 Nuts | | | 11.3 Washers | DIN7989, DIN127B, ISO7091 | | | | 12. Method | CO2 Shielded Arc Welding & Submerged Arc Welding(SAW) | | 13. Standard | | | Marking | | 14. Method of marking of the members | | | | | 15. Galvanization standard of steel sections | | | 16. Galvanization standard of bolts and nuts | | | | | 17. Factory test | Tensile test,Elements analysis, Sharpy test(impact test), Cold Bending, Preece test,Hammer test | 4. Quality control 100% inspection: Each member will be checked by our QC team to ensure all members are qualified before delivery. 5. Package Set-wisely packing or member-wisely packing as per client's requirements. Tower members: One steel tower is separated into several bundles. Bolts: Packing material is robust nylon bag or steel drum. 6. Experiences Our products have been exported to more than 40 countries, such as Finland, Macedonia, Colombia, Venezuela, Chile, Cuba, Myanmar, South Korea, Kazakhstan, Pakistan, Philippines, India, Indonesia, Ethiopia, Sudan, Rwanda, Ghana, Benin, Nigeria, South Africa, UAE and Bahrain etc. 7. Our Commitment and target Four ZEROs---Zero Quality Defect, Zero Quantity Shortage, Zero Delivery Delay, Zero Client Complaint Product Show  
Our Factory   
Our Company Hebei Chang Tong Steel Structure Co., Ltd..located in the hometown of China Tower, is a modern big-scale
professional company fabricating triangular communicationtower,four-corner communication tower, cable tower, single-tube tower,
camouflage communication tower and transmission linetower.integrating design,fabrication and marketing,annual
production capacity reaches more than 30,000 tons.Company always adhere to the business strategy of "survive
by quality, develop by credit, increase efficiency by science and technology", continuously carry out technical transformation,
complete production equipment, reliable production process,adopt advanced CNC angle steel production line, CNC sheet
production line and various supporting equipment. The equipment has a first-class iron tower stakeout center, all of
which implement microcomputer lofting, which guarantees the processing quality and provides a strong guarantee for
production, which can fully meet the design and production requirements of various types of towers and substation
structures.
Our steel tower products have won good reputation from our customers,including China tower,China mobile,China
unicom,China telecom,State grid and so on.In addition,our products also were exported to many countries and
areas,including South American,Africa,Southeast Asia and Ireland. Production Process  
Detection 
Cooperative units 
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