- Product Details
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Quick Details
Quick Details
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Model Number:
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20M-80M
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Application:
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Cost-effective Steel Structure
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Product name:
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tower
Product Overview
Essential details
Model Number:
30m-80m
Type:
Telecommunication Tower
Place of Origin: ShanDong, China Brand Name: jiuyuan
Standard: ANSI/TIA-222-G-2005 Material: Angle Steel Q235B Q345B Q420
Certification : ISO9001:2008 SGS COC Galvanization Standard: ASTM A123/ ISO 1461
Nuts & Bolts: Grade 8.8/6.8/4.8 Name: Telecom Tower
Structure: Four Support Legs Lifetime: More than 20 Years
Wind Speed: 30M/S Welding: AWS D 1.1
Place of Origin: ShanDong, China Brand Name: jiuyuan
Standard: ANSI/TIA-222-G-2005 Material: Angle Steel Q235B Q345B Q420
Certification : ISO9001:2008 SGS COC Galvanization Standard: ASTM A123/ ISO 1461
Nuts & Bolts: Grade 8.8/6.8/4.8 Name: Telecom Tower
Structure: Four Support Legs Lifetime: More than 20 Years
Wind Speed: 30M/S Welding: AWS D 1.1
Products Description
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Design
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1. Design Code
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TIA/EIA-222-G/F
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Structure Steel
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Mild Steel
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High Tensile Steel
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GB/T 700:Q235B, Q235C,Q235D
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GB/T1591:Q345B, Q345C,Q3455D
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ASTM A36
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ASTM A572 Gr50
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EN10025: S235JR, S235J0,S235J2
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EN10025: S355JR,S355J0,S355J2
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3. Design Wind Speed
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Up to 250 km/h
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4. Allowable deflection
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0.5 ~1.0 degree @ operational speed
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5. Tension strength (Mpa)
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360~510
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470~630
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6. Yield strength (t≤16mm) (Mpa)
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355
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235
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7. Elongation (%)
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20
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24
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27(20°C)---Q235B(S235JR)
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27(20°C)---Q345B(S355JR)
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27(0°C)---Q235C(S235J0)
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27(0°C)---Q345C(S355J0)
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27(-20°C)---Q235D(S235J2)
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27(-20°C)---Q345D(S355J2)
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Bolts & Nuts
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9. Grade
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Grade 4.8, 6.8, 8.8
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10. Standards for mechanical properties
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10.1 Bolts
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ISO 898-1
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10.2 Nuts
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ISO 898-2
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10.3 Washers
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ISO 6507-1
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11. Standards for Dimensions
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11.1 Bolts
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DIN7990, DIN931, DIN933
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11.2 Nuts
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ISO4032, ISO4034
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11.3 Washers
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DIN7989, DIN127B, ISO7091
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Welding
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12. Method
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CO2 Shielded Arc Welding & Submerged Arc Welding(SAW)
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13. Standard
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AWS D1.1
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Marking
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14. Method of marking of the members
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Hydraulic Press Stamping
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Galvanizing
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15. Galvanization standard of steel sections
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ISO 1461 or ASTM A123
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16. Galvanization standard of bolts and nuts
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ISO 1461 or ASTM A153
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17. Factory test
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Tensile test,Elements analysis, Sharpy test(impact test), Cold Bending,
Preece test,Hammer test |
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Production Flow
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