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Product Details:
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| Standard: | GB / ANSI / TIA-222-G | Material: | ASTM A36 A572 Gr50 |
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| Certification: | ISO9001:2008 COC | Galvanization Standard: | ASTM A123/ ISO 1461 |
| Nuts & Bolts: | Grade 8.8/6.8/4.8 | Welding: | AWS D 1.1 |
| Product Name: | Watch Fire Observation Tower | Height: | 5-80M |
| Wind Speed: | 5-40KM/H | Service Life: | 20-50 Years |
| Durability: | Strong And Resistant To Extreme Weather Conditions | Aesthetics: | Blends In With Natural Surroundings |
| Function: | Communication Tower | Safety: | Designed To Meet Safety Standards And Regulations |
| Customization: | Can Be Customized To Fit Specific Needs And Locations | Flexibility: | Able To Withstand Strong Winds And Earthquakes |
| Highlight: | bionic telecommunication monopole tower,galvanized telecommunication monopole tower,galvanized artificial tree cell towers |
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JIAYAO CO., LTD.
1.Specifications
| 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 | |
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Contact Person: Eric.Jia
Tel: +86-13903181586
