500kV high voltage transmission tower
Tower description
Transmission tower is a tall structure, usually a steel lattice tower, use to support an overhead power line. We render these products with the help of diligent workforce having vast experience in this field. We go through detailed line survey, route maps, spotting of towers, chart structure and technique document while providing these products.
Our product covers the 11kV to 500kV while include different tower type for example suspension tower, strain tower, angle tower, end tower etc.
Additionally, we still have a vast designed tower type and design service to be offered while if clients have no drawings.
| Product name | high voltage 500kV Transmission line tower |
| Brand | X.Y. Towers |
| Voltage grade | 550kV |
| Nominal height | 18-55m |
| Numbers of bundle conductor | 1-8 |
| Wind speed | 120km/h |
| Lifetime | More than 30 years |
| Production standard | GB/T2694-2018 or customer required |
| Raw Material | Q255B/Q355B/Q420B/Q460B |
| Raw Material standard | GB/T700-2006,ISO630-1995;GB/T1591-2018；GB/T706-2016 or Customer Required |
| Thickness | angel steel L40*40*3-L250*250*25; Plate 5mm-80mm |
| Production Process | Raw material test → Cutting →Molding or bending →Verification of dimensions →Flange/Parts welding →Calibration → Hot Galvanized →Recalibration →Packages→ shipment |
| Welding standard | AWS D1.1 |
| Surface treatment | Hot dip galvanized |
| Galvanized standard | ISO1461 ASTM A123 |
| Color | Customized |
| Fastener | GB/T5782-2000; ISO4014-1999 or Customer Required |
| Bolt performance rating | 4.8；6.8；8.8 |
| Spare Parts | 5% bolts will be delivered |
| Certificate | ISO9001:2015 |
| Capacity | 30,000 tons/ year |
| Time to Shanghai Port | 5-7 days |
| Delivery Time | Usually within 20 days depends on demand quantity |
| size and weight tolerance | 1% |
| minimum order quantity | 1 set |
Hot-dip galvanizing
Quality of Hot-dip galvanizing is one of our strength, Our CEO Mr. Lee is an expert in this field with reputation in Western-China. Our team has vast experience in HDG process and especially good at handling the tower in high corrosion areas.
Galvanized standard: ISO:1461-2002.
| Item |
Thickness of zinc coating |
Strength of adhesion |
Corrosion by CuSo4 |
| Standard and requirement |
≧86μm |
Zinc coat not be stripped and raised by hammering |
4 times |
Quality Commitment
In order to keep providing quality products, ensuring every pieces of products are perfect. We strictly inspect the process from the raw material purchasing to the final shipment and all steps are in charge by professional technicians. The production workers and QC engineers sign the Quality Assurance Letter with company. They promise they will be responsible to their job and products they manufacture should be quality.
X.Y. Tower values the quality of our products very much. Here, we make a promise:
1. The products of our factory are strict accordance with customer’ requirements and national standard GB/T2694-2018《Technical Conditions for Manufacturing Transmission Line Towers》,DL/T646-1998《Technical Conditions for Manufacturing Transmission Line Steel Pipe Poles》and ISO9001 -2015 quality management system.
2. For the special requirements of the clients, the technical department of our factory will make drawings for customers. The customer should confirm the drawing and technical information are correct or not, then the production process shall be taken.
3. The quality of raw materials is significant for the towers. X.Y. Tower purchases raw materials from well-established companies and state-own companies. We also do physical and chemical experiment of the raw materials to make sure that the quality of raw materials must meet national standards or requirements of client. All the raw material of our company has product qualification certificate from steel- make company, while we make a detail record about where the raw material of product come from.
Package and shipment
Every piece of our products is coded according to the detail drawing. Every code will be put a steel seal on each piece. According to the code, clients will clearly know a single piece belong to which type and segments.
All the pieces are properly numbered and packaged through the drawing which could guarantee no single piece missing and easily to be installed.
Shipment
Normally, the product will ready in 20 working days after deposit. Then the product will take 5-7 working days to arrive at Shanghai Port.
For some countries or regions, like Central Asia, Myanmar, Vietnam etc., China-Europe freight train and carriage by land may be two better options of transportation.
