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| Product Name: | Steel Electric Power Poles | Application: | Electric Power Distribution |
|---|---|---|---|
| Surface treatment: | galvanization powder coating | Welding standard: | AWS D 1.1 |
| Galvanization standard: | ASTM A 123 | Lift time: | 50 years |
| Điểm nổi bật: | steel power pole,transmission line poles |
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220KV Dodecagonal 20M 12KN Steel Electric Power Poles with Cross Arm
Specification:
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Height |
From 9 meter to 100 meter |
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Suit for |
Electric Power Transmission and Distribution |
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Shape |
Polygonal or Conical |
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Material |
Normally Q345B/A572, Minimum Yield Strength ≥ 345 N/mm² Q235B/A36, Minimum Yield Strength ≥ 235 N/mm² As well as Hot rolled coil from ASTM A572 GR65, GR50, SS400 |
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Power Capacity |
10kV to 220kV |
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Tolerance of the dimension |
According to client’s requirement. |
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Surface treatment |
Hot dip galvanized Following ASTM A 123, or any other standard by client required. |
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Joint of Poles |
Slip joint, flanged connected |
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Standard |
ISO 9001:2008 |
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Length of per section |
Within 14 meter once forming |
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Welding Standard |
AWS (American Welding Society ) D 1.1 |
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Thickness |
1 mm to 36mm |
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Production Process |
Raw material test → Cutting →bending →Welding (longitudinal ) →Dimension verify →Flange welding →Hole drilling →sample assemble → surface clean→ Galvanization or powder coating ,painting →Recalibration →Packages |
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Packages |
Packing with plastic paper or according to client’s request. |
Descripition of material:
The material is in accordance with NF EN 10025
Standard and NF EN 10149 Standard,it has the following property.
- Yield Strength=355N/mm2
- Toughness remains the same under 20 degrees below zero.
- Galvanization is in accordance with NFA35503 Standard Class 1.
Normally Q345B/A572, Minimum Yield Strength ≥ 345 N/mm²
Q235B/A36, Minimum Yield Strength ≥ 235 N/mm²
As well as Hot rolled coil from ASTM A572 GR65, GR50, SS400
Welding:
Advanced submerge-arc welding and CNC welding equipment. It has past flaw testing, internal and external double welding makes the welding beautiful in shape. It confirms with the international welding standard of CWB and AWS D 1.1
Galvanization
Standard:NFA91121
Average thickness of the galvanization:Not less than 86μm.
Manufacture Tolerance
- Component Length:-25mm to 75mm
- Straightness:2mm/m
- Twisting degree:1°per 3 meters length
- Ovalisation:Maximum is 3%
- The average diameter:+/-0.5%
- Slip length:+/-150mm
Installation
- Remove all the equipment on the pole during Assembly.
- Circle a sling around th epole shaft of each section.
- Fix the sling on top section to one pulley block.
- The sling on the bottom section is tightly fixed and fixed at the center of gravity.
- Make the steel pole vertical by tighten the sling of the top section.
- Fix the steel pole.
- Remove the sling.
More pictures:
Professional Direct Buried Q345 15m Metal Utility Poles Octagonal Cross Section Shape
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