66 Kv Steel Electrical Power Pole / Transmission Pole High Steel Yield Strength

Brand Name:Milky Way
Certification:ISO//BV
Model Number:66kv Steel Electrical Power Pole For Transmission Pole Design
Minimum Order Quantity:one 40HQ
Delivery Time:usually 2 weeks after confirming
Payment Terms:T/T
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Address: No.1 Yinhe road, Wanshi town, Yixing, Jiangsu,China 
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Product Details

66kv Steel Electrical Power Pole For Transmission Pole Design

Pole’s height≥5m
TypeLow ,Middle and higher Voltage
Shape of poleConical, Round, Polygonal (Octagonal, Dodecagonal, etc).
CrossarmDesignas per customers’ requirement
Material

Steel materials conform to ASTM A36, ASTM A572.
Q235 equivalent to SS400, S235JO.
Q345 equivalent to S355JR,Grade 50
Q460 equivalent to S460, Grade 65

Wall thickness2.5mm , 2.75mm, 3.0mm, 3.5mm, 3.75mm, 4.0mm, 4.5mm, 4.75mm, 5.0mm,etc
Sections

≤11900mm can be with one section and loaded into 40HQ container.
≥12000mm need be designed with 2 sections.
Unless use Flat Rack Container.

Welding

Welding complies with CSA and AWS D1.1 standard.

JointJoint with Slip Joint or flange mode.
Installation

1. Burial Type.
2. Base plate is square or round with slotted holes for anchor bolt and dimension as per client’s requirement.

GalvanizingHot dip galvanization in accordance with Chinese standard GB/T 13912-2002 or American standard ASTM A123.
Min Yield Stress345 Mpa
Min Tensile Strength470 Mpa ~ 630 Mpa
Voltage10KV~550KV
Limited Weight26 Ton/Container
CertificatesISO 9001-2008 , AAA credit rating, etc
ProtectionAnti-corrosion and rust free – suitable for coastal area, desert, oil field and industrial area




Installation

The designing weight of the steel poles are usually relatively light and is good for the operation, transportation,

assemble and installation.


Steel

The material is in accordance with NF EN 10025 standard and NF EN 10149 standard, it has the following

property.
- Yield Strength=355 N/mm2
- Thoughness remains the same under 20 degrees below zero
- Galvanization is in accordance with NFA35503 standard class I



Maintenance

The hot dip galvanization treatment can increase the service life of the steel pole without the environmental

pollution and no need for other daily maintenance. The following described types are specially designed for

Africa Market which can meet the regulated height and load standard of France electricity power company.


Production

Our steel pole is bent to form to the polygonal (conical) section firstly. Then it is welded by the automatic

submerged-arc. Then it is welded by the automatic submerged-arc welding machine.

Thirdly the top cap, strip and base plate will be welded to the pole. And finally other accessories

(support brackets, ladder support, etc.) will be welded to the pole shaft.



Manufacturer Tolerance

- Component Length: -25mm to 75mm
- Straightness: 2mm/m
- Twisting degree: 1̊ per 3 meters length
- Ovalisation : Maximum is 3%
- The average diameter : +/-0.5%
- Slip length: +/-150mm


Mechanical Property

The metal supports are designed to withstand the nominal force F and the pressure of the wind V applied at

0.25m from the top. Under these loads, the safety factor with respect to the elastic limit of the steel is larger

than 1.8. The post also resists a torque equal to (F+V) ×1m. Tests shows the load intervened when breaking

is around 2 times of design load.






China 66 Kv Steel Electrical Power Pole / Transmission Pole High Steel Yield Strength supplier

66 Kv Steel Electrical Power Pole / Transmission Pole High Steel Yield Strength

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