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66KV single circuit two earth wire 0-30 self supporting lattice steel tower

    Buy cheap 66KV single circuit two earth wire 0-30 self supporting lattice steel tower from wholesalers
     
    Buy cheap 66KV single circuit two earth wire 0-30 self supporting lattice steel tower from wholesalers
    • Buy cheap 66KV single circuit two earth wire 0-30 self supporting lattice steel tower from wholesalers

    66KV single circuit two earth wire 0-30 self supporting lattice steel tower

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    Brand Name : MEGATRO
    Certification : ISO9001,ISO14001
    Model Number : 66 KV single circuit lattice steel tower
    Price : FOB QINGDAO USD 1100/TON
    Delivery Time : 30 DAYS OR AS PER CLIENT
    Payment Terms : TT/LC
    Supply Ability : 50000tons/year
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    66KV single circuit two earth wire 0-30 self supporting lattice steel tower

    66KV single circuit two earth wire 0-30 self supporting lattice steel tower

    This photo refers to our 66KV single circuit two earth wire 0-30 self supporting lattice steel tower. This type towers were widely used in overseas regions, which we had export to some east-south Asian countries, and Africa.

    All the tower design data as follow:

    Type

    Self-Supporting lattice Steel Tension Tower

    Nominal Voltage

    66kV

    Number of circuits

    1

    Conductor arrangement

    Three Phase Horizontal single conductor, cap and pin insulator

    Temperature range

    0oC to 45oC

    Cross arm Height

    16m

    Aerial earth arrangement

    2 earth peaks

    Type of aerial earth

    2 x 7/1’’steel wire

    Deviation

    0 o -30o

    Anchorage

    Stub with cleats

    Conductor type

    AAAC Tern

    Scope of supply

    All tower members, bolts, nuts washers, anti-climb device , anti-bird guard , phase markers, number plates, tower earthing kits, lightning rod, and other accessories

    Maximum Wind

    20~35m/s

    Weight span

    150~450m

    Marking of tower members

    According to client requirements

    Bird Protection

    Equipped with Anti – bird perch device on all phases

    Anti –theft protection

    Equipped with anti-theft bolts and anti-theft nuts from ground to anti0climb device

    Galvanizing standard

    GB

    Design standard

    According to client requirements

    Steel standard

    BS, ISO, GB

    Design software

    PLS


    Our supply scope:

    (A) Generating loading trees

    (B) Generating Electrical Clearance and Structural Outline drawing.

    (C) Structral Outline drawing will include Group Summary Table inserted in the drawing.

    (D) Structural Outline drawing will include the critical base reactions to be used in design.

    (E) A PLS-TOWER backup file for all necessary design runs will be included in the design submittal.

    (F) Group summary output and Foundation Reactions output reports in Notepad format from PLS-TOWER design runs will be provided. The tables can also be provided in Excel format.

    (G) All supplementary Excel spreadsheets developed for redundant member design and wind area calculations will be provided.

    (H) Drafting & Detailing (if need)

    (I) Tower Load Testing including test tower production (if need, but need pay test fees)

    (J) Foundation Design (if need, but need design fees)

    (K) Foundation Drawings (if need, but need design fees)

    (L) Foundation and Stub settings (if need, but need design fees)


    Since 2004, MEGATRO focus mainly international market and had export many kind of transmission structures to overseas clients. MEGATRO has been manufacturing lattice transmission tower & tapered steel poles for lighting, traffic control, communication and utility applications. MEGATRO pioneered the development of transmission tower, telecom tower, substation, and other steel structure and was also at the forefront in the design of Transmission tower.

    Over 10 years of experience and innovation in engineering, designing and building towers has evolved MEGATRO into its current form:

    l Full Turn-Key provider including site acquisition, engineering services, manufacturing, field services-DAS, tech services, value added reseller and monitoring, maintenance and network ownership

    l Specialize in developing supplying and building wireless and wired networks and in-building telecommunications systems, as well as energy infrastructure

    l Single source from Design to System Integration

    l Top quality, ISO 9001 registered

    A complete selection of towers including self-support, lattice steel tower, monopoles and guyed towers, form custom-designed radar towers to broadcast towers and energy infrastructure. MEGATRO carries a variety of related products including fall protection, transmission lines, antennas, obstruction lights, and accessories, and other products if client need, MEGATRO also tailored product as per client condition.

    MEGATRO mainly design all kinds of towers and posts for:

    a. Telecoms

    b. Power transmission

    c. TV and Radio Broadcast

    d. Roads and City Development


    Our complete selection of towers includes:

    a. Self-supporting

    b. Monopoles

    c. Guyed towers

    d. Custom-designed radar towers

    e. Broadcast towers

    f. Power transmission


    MEGATRO also designs and manufactures tower related products including:

    a. Fall protection

    b. Antenna brackets

    c. Other accessories if needed by clients


    Today, with over 10 years of experience and our commitment to excellence, MEGATRO remains an industry leader in the manufacture and design of steel tubular & angular & monopole structures for all Highway, Municipal, Custom, telecom, lighting and electric Utility applications. MEGATRO has a complete staff of professional engineering personnel trained in the PLS Pole program and three different manufacturing processes for producing steel towers, poles and other supports. We utilize the latest versions of PLS-CADD, PLS-POLE, TOWER, AutoCAD and other CAD software.


    For this 66KV single circuit two earth wire 0-30 self supporting lattice steel tower, we also consider below loads during design:

    Normal loads
    1 Dead weight load
    2 Tension load
    3 Erection load
    4 wind load

    Exceptional loads
    1 Switching forces
    2 short-circuit forces
    3 Loss of conductor tension
    4 Earthquake forces


    Moreover, our MEGATRO is fully equipped and qualified to carry out Design Engineering services which includes:

    √ Overhead Transmission line steel tower & Telecom steel tower

    Basic Design and Analysis

    √ Shop Erection Drawings

    √ As-Built Drawings


    MEGATRO performs in-house design activities specializing in electrical overhead transmission &telecom tower steel works, which include wind and earthquake loading, static analysis, stress analysis by finite element methods and fatigue. Our Engineering Department is boasting of highly qualified engineering who are conversant with international codes and standards. The work is carried out with extensive use of CAE/CAD via a large of computer network. The computer hardware & drafting software are liked to the CNC workshop equipment for downloading of information thereby eliminating error and saving valuable production time.


    For all tower and mast production, MEGATRO is one of the few manufactures who assemble a face of 66KV single circuit tower earth wire 0-30 self supporting lattice steel tower. This attention to quality may not be the cheapest process but it does insure every tower meets our high standards of quality. And it helps to reduce on-site construction cost due to mismatched assemblies. After fabrication all 66KV single circuit tower earth wire 0-30 self supporting lattice steel towers are delivered to the galvanizing facility to be Hot DIP Galvanized. Towers are processed through the facility by Caustic Cleaning, Pickling, and then Fluxing. These strict procedures insure years of maintenance free towers. MEGATRO' 66KV single circuit tower earth wire 0-30 self supporting lattice steel towers systems can accommodate a variety of cross-arm. MEGATRO also offers a wide variety of accessories and mounts.

    Other information:
    Availability size: Based on the customer's requirements.
    Material: Chinese material or as per clients requirement
    Package: Both parties discuss before delivery
    Port of Loading: Qingdao Port
    Lead Time: One month or based on the customer's needs
    Minimum order: 1 ton
    Fabrication standard: Chinese Standard or other standard which client accepted

    Steel grades
    Tower legs: Chinese steel Q345B, which same to ASTM A572 GR50
    Other webs, bracing and not stress plate and angle steel: Chinese Q235B, which same to ASTM A36
    Plates: Chinese steel Q345B, which same to ASTM A572 GR50
    Bolts: Chinese grade 6.8 and 8.8, which similar to ASTM A394
    A) Dimension and tolerance for angle are according to GB/T1591-1994, similar to EN 10056-1/2
    B) Hot dip galvanization in accordance with GB/T 13912-2002, which similar to ASTM A 123
    C) The welding will be performance in accordance with AWS D1.1 or CWB standard

    APPLICABLE STANDARD AND CODES

    All towers manufactured and design shall be generally in accordance with latest revision of the following standards except where specifically directed otherwise.

    General

    IEC 60050 (151) International Electro-technical Vocabulary

    Part 51 Electrical and Magnetic Devices

    IEC 60050 (601) Chapter 601: Generation, transmission and distribution of electricity-General

    IEC 60050 (601) Chapter 601: Generation, transmission and distribution of electricity-Operation

    IEC 60059 IEC standard current ratings

    Chinese Standard

    No

    Code

    DESCRIPTION

    1

    GB/T2694-2003

    Power Transmission line Steel tower - Technical requirements for manufacturing

    2

    JGJ81-2002

    Technical specification for welding for steel structure of building

    3

    GB9787-88

    Measuring and allowable tolerance for hot-rolled equal angle

    4

    GB709-88

    Measuring and allowable tolerance for hot-rolled plate and strip

    5

    GB/T699-1999

    Quality Carbon Structural Steel

    6

    GB/T1591-1994

    Low alloy high strength structural Steel

    7

    GB700-88

    Carbon Structural Steel

    8

    GB222-84

    Method of sampling steel for determination of chemical composition and permissible variations

    9

    GB/T228-2002

    Method for Tensile testing of metals

    10

    GB/T232-1999

    Method for Bending test of metals

    11

    GB/T5117-1995

    Carbon Welding Rod

    12

    GB/T5118-1995

    Low Alloy Welding Rod

    13

    GB/T8110-1995

    Welding wires for gas shielding arc welding of carbon and low alloy steels

    14

    GB/T10045-2001

    Carbon steel flux cored electrodes for arc welding

    15

    JB/T7949-1999

    Weld outer dimensions for steel construction

    16

    GB50205-2001

    Test Standard for Acceptance of Steel Structure

    17

    GB/T470-1997

    Zinc Ingot

    18

    GB3098.1-2000

    Mechanical properties of fasteners-Part 1:Bolts, screws and studs

    19

    GB3098.2-2000

    Mechanical properties of fasteners-Part2: Nuts, and thread

    20

    GB3098.3-2000

    Mechanical properties of fasteners-Part3: Fastening screw

    21

    GB/T5780-2000

    Helical Bolts Grade C

    22

    GB/T41-2000

    Helical Nuts Grade C

    23

    GB/T90-2002

    Flat Washer Grade C

    24

    GB/T13912-2002

    Metal Coating, Technical Requirement and Test Method for Hot-dip galvanized Metal Parts


    American Standards:

    Standard

    Description

    ASTM A6/A6M

    Standard specification for general requirements for rolled structural steel bars, plates, and sheet piling.

    ASTM – 6

    - General Requirements for delivery of Rolled Steel Plates, Shapes, sheet Piling Bars for structural used

    ASTM A36/A36-M-97a

    Standard specification for Carbon structural steel

    ASTM A123 / A123M-02

    Standard specification for Zinc (Hot-Dip Galvanized) Coatings on iron and steel products

    ASTM A143 / A143M-03

    Standard Practise for Safeguarding Against Embitterment of Hot-Dip Galvanized Structural Steel Products and Procedure for Detecting Embitterment

    ASTM A153/ A153M-05

    Standard specification for zinc coating (Hot-Dip) on iron and steel hardware

    ASTM A – 194

    - Grade for bolt

    ASTM A239

    Standard practice for locating the thinnest spot in a zinc (Galvanized) Coating on Iron or Steel Articles

    ASTM A242

    Standard specification for High-Strength Low-Alloy Structural steel

    ASTM A307

    Standard Specification for Carbon Steel Bolts and Studs, 60000 PSI Tensile strength

    ASTM A370-06

    Standard Test Methods and Definitions for Mechanical Testing of Steel Products

    ASTM A325

    Standard Specification for structural bolts, steel, Heat treated 120/105 ksi minimum tensile strength

    ASTM A-325 or A-354

    - Galvanized hexagonal head of connection bolt

    ASTM A325-97

    Standard Specification for High-strength Bolts for structural steel Joints

    ASTM A384 / A384M-02

    Standard Practise for Safeguarding Against Warpage and Distortion During Hot-Dip Galvanizing of Steel Assemblies.

    ASTM A394-93

    Standard Specification for steel Transmission Tower, Bolts, Zinc Coated and Bare

    ASTMA – 563

    - Class and size of nuts

    ASTMA – 572

    - Chemical composition of steel

    ASTM A572/A572-97c

    Standard specification for High-Strength Low-Alloy Columbium-Vanadium Structural steel

    ASTMA – 615

    - The anchor bolt material

    ASTM A673 / A673M-07

    Standard Specification for Sampling Procedure for Impact Testing of Structural Steel

    ASTM B201

    Standard practice for testing Chromatic coating on Zinc and Cadmium surfaces

    ASTM E94-93

    Standard Guide for Radiographic Testing

    ASTM E 709-95

    Standard Guide for Magnetic Particle Examination

    ASCE Manual 72

    - Load testing a simple structure

    ASCE 10-97

    Standard Design of latticed steel transmission structures

    AWS D1.1

    American Welding Society D1,1/D1,1M structural Welding code- Steel

    ANSI B-182-2

    Bolts, nuts and washers dimensions


    DIN VDE 0101 - Isokeraunic Level

    VDE 0201 - Climatic and environmental conditions

    CVDE 0210 - Minimum safety factors under simultaneous working loads

    ISO R898 Mechanical Properties of Fasteners

    BS EN ISO 1461:1991 - High dip galvanized coatings on fabricated iron and steel articles. Specifications and standards

    A) BS 5950: Welding Terms And Symbols

    B) BS 729: Hot - Dip Galvanised Coating On Iron And Steel Articles

    C) BS 2901: Filler Rods And Wires For Gas Shielded Arc Welding: Part 1 Ferritic Steels

    D) BS 3692: ISO Metric Precision Hexagon Bolts, Screws And Nuts

    E) BS 4360: Weldable Structural Steel

    F ) BS 5135: Metal - Arc Welding Of Carbon And Carbon Manganese Steel

    G) BS 5950: Part 1: Code Of Practice For Loading Latticed Tower & Masts

    Part 2: Guide To The Background And Use Of Part 1"Code OF Practice For Loading"

    Part 3: Strength Assessment of Members

    H) DD 133 (1986): Code Of Practice For Loading Latticed Tower & Masts

    I) BS 4592 (1987): Part 2: Specification For Expanded Metal Grating Panels

    J) BS 4592 (1977): Code Of Practice For Protective Coating Of Iron And Steel Structure Against Corrosion

    K) BS 4190: Bracing & Flanged Bolts

    L) BS 4190: Rolled Steel sections, Flats & Plates


    If any special requirement, we can design and discuss with client.


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