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China Cheap Communications Mast Factories – 330kV double loop line tower – X.Y. Tower


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Our enterprise since its inception, constantly regards product good quality as organization life, constantly improve production technology, strengthen merchandise high quality and continuously strengthen enterprise total good quality administration, in strict accordance with all the national standard ISO 9001:2000 for Galvanized Angle, Steel Structure, Cell Site Antenna, Created products with brand value. We attend seriously to produce and behave with integrity, and by the favor of customers at home and abroad in the xxx industry.
China Cheap Communications Mast Factories – 330kV double loop line tower – X.Y. Tower Detail:

Why X.Y. Tower

330kV-double-loop-transmission-tower

Infrastructure of X.Y. Tower

The heart of any manufacturing facility is its infrastructure. X.Y. Tower has an installed capacity to manufacture 30,000 tons of towers per year.

X.Y. Tower is ready to meet the world’s most stringent quality standards.

Well-engineered layouts, mechanized production equipment and large storage facilities for steel give X.Y. Tower quality products as per the stern requirements of customers.

The fabrication plant at Chengdu has been built on a plot measuring 35,000 sq. meter. It combines highly skilled manpower with modern manufacturing infrastructure to ensure products of the highest quality.

Built on another 7000 sq. meter of land for the galvanizing plant.

It incorporates the latest technology for hot dip galvanizing of a variety of structures.

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 Transmission line tower
Brand X.Y. Towers
Voltage grade 220/330kV
Nominal height 18-48m
Numbers of bundle conductor 1-6
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

Fabrication Technologies

All tower parts go through multi-purpose hydraulic machine that can carry out various operations such as shearing, punching and cutting. Hydraulic presses along with matching tools, jigs and fixtures ensure that bent items are handled without distortion. Strategically positioned cranes simplify material handling without any strain on employees. All machines are equipped to process steel conforming to various specifications e.g. ISO, ASTM, JIS, DIN.

TESTS

X.Y. Tower has a very strict test protocol to ensure all products we fabricate is quality. The following process is applied in our production flow.

Sections and Plates

1. Chemical composition (Ladle Analysis)

2. Tensile Tests

3. Bend Tests

Nuts and Bolts

1. Proof Load test

2. Ultimate Tensile Strength test

3. Ultimate tensile strength test under eccentric load

4. Cold bend test

5. Hardness test

6. Galvanizing test

All the test data are recorded and will be reported to the management. If any flaws are found, the product will be repaired or scraped directly.

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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

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Free prototype tower assembly service

prototype tower assembly is a very traditional but effective way to inspect whether the detail drawing is correct.  

In some cases, clients still want to do prototype tower assembly to ensure the detail drawing and fabrication is OK. Hence, we still provide prototype tower assembly service for free to customers.

In prototype tower assembly service, X.Y. Tower makes commitment:

• For each member, the length, position of holes and interface with other members will be checked accurately for proper fitness;

• Quantity of each member and bolts will be carefully checked from the bill of materials when assembling the prototype;

• Drawings and bill of materials, sizes of bolts, fillers etc. will be revised if any mistake is found.

Customer visit service

We are so glad that our clients to visit our factory and inspect the product. It is a great chance for both sides to know each other better and strengthen cooperation.For our clients, we will receive you at Airport and provide 2-3 days accommodation.

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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.

IMG_4759
IMG_4779
IMG_4833

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.

Test

Usually we take physical test & chemical test,below is the test process and equipments.

Physical Test:Hydraulic Univerasl Testing Furnace & Hardness tester

Chemical

Chemical Test: Liquid Dispensing →Digital Display Spectrophotometer→Analytical Balance →Microcomputer Carbon And Sulfur Analyzer


Product detail pictures:

China Cheap Communications Mast Factories –  330kV double loop line tower – X.Y. Tower detail pictures


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Persisting in "High quality, Prompt Delivery, Aggressive Price", now we have established long-term cooperation with consumers from equally overseas and domestically and get new and old clients' large comments for China Cheap Communications Mast Factories – 330kV double loop line tower – X.Y. Tower , The product will supply to all over the world, such as: Estonia, Australia, South Korea, We are proud to supply our products to every costumer all around the world with our flexible, fast efficient services and strictest quality control standard which has always approved and praised by customers.
  • Speaking of this cooperation with the Chinese manufacturer, I just want to say"well dodne", we are very satisfied.
    5 Stars By Florence from Puerto Rico - 2018.06.19 10:42
    The sales person is professional and responsible, warm and polite, we had a pleasant conversation and no language barriers on communication.
    5 Stars By Ada from Portugal - 2017.12.31 14:53

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