ISO 9001 Power Transformer Substation Tubular Structure
Function of Substation:
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Substations can be mainly divided into: hub substations, terminal substations; step-up substations, step-down substations; power system substations, industrial and mining substations, railway substations ; 1000KV, 750KV, 500KV, 330KV, 220KV, 110KV, 66KV , 35KV, 10KV and other voltage substations; 10KV substations; box-type substations.
Kinds of Substation Structure
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Item Specifics
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Height
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From 10M-100M or according to client’s requirement |
| Suit for | Electric Power Transmission and Distribution |
| Shape | Polygonal or Conical |
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Material
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Normally Q235B/A36,Yeild Strength≥235MPa |
| Q345B/A572,Yeild Strength≥345MPa | |
| As well as Hot Rolled coil from ASTM572, GR65,GR50,SS400 | |
| Power Capacity | 10kV to 500kV |
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Tolerance of the dimension
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According to client’s requirement
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Surface treatment
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Hot-dip-galvanized following ASTM123, or any other standard |
| Joint of Poles | Slip joint, flanged connected |
| Standard | ISO9001:2015 |
| Length of per section | Within 13M once forming |
| Welding Standard | AWS(American Welding Society)D 1.1 |
| Production Process | Raw material test-cutting-bending-welding-dimension verify-flange welding-hole drilling-sample assemble-surface clean-galvanization or power coating /painting-recalibration-packages |
| Packages | Packing with plastic paper or according to client’s requirement |
| Life Period | More than 30 years, it is according to installing environment |
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