Substation Switch Supports/H Frame

electric substation steel structure:
1.Category:
1) TRANSMISSION ANGLE TOWERS
2) STEEL PIPE COMBINATION TOWERS
3) STEEL TUBE POLES
4) SUBSTATION STRUCTURES
5) ALL KINDS OF CUSTOMIZED STEEL TOWERS

2. Specifications

1. ISO and AWS Certificate
2. 20 years production experience
3. Material :Q235, Q345, Q420B
4. Hot DIP galvanization
5. OEM is welcome
6. High quality with reasonable price
7. Can produce various height and structural tower
8. Monthly production capacity can reach 10000 Metric tons

    3. Performance Standard
Besides conforms to the drawing and design, the materials and fabrication of tower components shall conform to the following standards (Chinese Standards) and customer's requirements.
    4. Steel structure  welding requirements
1 )we use CO2 welding
2 )Welded seam shall be full penetration and grinded.
3 )The welded product has no fissure, scar, overlap, layer or other defects.
    5. Steel tower Galvanization
All steel items ,bolts ,nuts ,washers & other components to be hot -dip galvanized with uniform. As per (ASTM-A-123).
    6. Company Hardware Configuration
1. The company has advanced digital physical and chemical laboratory.
2. We have one 2400 tons CNC bending machine, have two domestic advanced digital automatic production line for steel pipe tower, have 6 automatic numerical control robot welding system, have one Steel tube joint welding machine , have 3 CNC plasma flame cutting machine, have 5 High speed CNC Angle steel line and steel plate production line, one CNC tower foot welding robot system. ,2CNC Plane drilling machine,1 sand shot blasting machine, 1 gantry type submerged arc welding machine.6 cutting/shearing machine
3. Annual production capacity of 150, 00 tons of hot galvanizing line and one Automatic  centrifugal bolt galvanizing line.

      7. Management and technical advantages
1. 2009 ERP production management system
2. 2014 We are China steel structure association membership.
3. 2012-2014,we are provincial star enterprise.
4. 2013-2014 we have AAA credit grade ,which awarded by Agricultural bank.
5. 2011 We got ISO 9001:2008 standard certificate.
6. 2013 we got OHSAS 18001:2007 standard certificate
7. 2012We were patent enterprise
8. Mar, 2014 we got reputation certificate, which was awarded by Jiangxi province Supervisory Bureau for Quality and Technology.
9. Contract & promise keeping enterprise for 5consecutive years awarded by  Qingdao business executive management bureau.
10.Engineering construction & installation enterprise grade II


    
Why Choose us?
* Tower Design tailor made to your requirements
* Pre Dispatch inspection by buyer or international inspection agency.
* Steel certified as per international.
* Design of Tower as per China/ International design standards.
* Galvanization as per international standard.
* Timely project completion.
* Convenient transportation to Qingdao port & airport(only one hour)
* We are manufacturer. We have our own land & factory. The land was bought instead of renting.

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Type
Straight Pole ,Tensile Pole ,Turn Pole
Suit for
Electricity distribution
Shape
Conoid ,Multi-pyramidal,Columniform,polygonal or conical
Material
Usually   Q345B/A572,minimum yield strength>=345n/mm2 as main material
              Q235B/A36,minimum yield strength>=235n/mm2- as auxiliary material.Q420B
Tolerance of dimension
+- 2%
Power Voltage
10 KV ~550 KV
Design Load in Kg
300~ 1000 Kg appliced to 50cm from the to pole
Marking
Name plate  through rivert or glue ,engrave ,emboss as per customer requirement
Surface treatment
Hot dip galvanized Following ASTM A 123, color polyester power ,painting or any other standard by client required.
Joint of Poles
Slip joint connection or flange connection
Design of pole
We can design free of charge if Qty is numerous, client should supply the design parameter.
Standard
ISO 9001:2008
Length of per section
Within 14m once forming without slip joint
Welding
Submerged  arc  welding , internal and external double welding makes the welding seam beautiful in shape
Welding Standard :AWS ( American Welding Society ) D 1.1
Thickness
1 mm to 30 mm
Production Process
Raw material test → Cutting→Molding or bending →Welding (longitudinal )→Dimension verify →Flange welding →Hole drilling →Calibration → Deburr→Galvanization or powder coating ,painting →Recalibration →Thread →Packaging
Packages
Our poles as normal cover by Mat or straw bale at the top and bottom ,anyway also can following by client required , each 40HC or OT can loading how many pcs will calculation base on the client actually specification and data.