| Specification | Details |
|---|---|
| Suit for | 10.5m 138kv Electrical Supplies Transmission Line Steel Round Power Pole |
| Shape | Conoid, Multi-pyramidal, Columniform, polygonal or conical |
| Material | Q345B/A572 (minimum yield strength≥345n/mm²), Q235B/A36 (minimum yield strength≥235n/mm²), Hot rolled coil from Q460, ASTM573 GR65, GR50, SS400, SS490 to ST52- |
| Tolerance of dimension | ±2% |
| Power | 10KV ~550KV |
| Safety Factor | 8 for conducting wire, 8 for grounding wire |
| Design Load | 300~1000Kg applied to 50cm from the top pole |
| Marks | Name plate through rivet or glue, engrave, emboss as per customer requirement |
| Surface treatment | Hot dip galvanized following ASTM A123, color polyester powder or any other standard by client required |
| Joint of Poles | Insert mode, inner flange mode, face to face joint mode |
| Design of pole | Against earthquake of 8 grade |
| Wind Speed | 160 Km/Hour (30 m/s) |
| Minimum yield strength | 355 MPa |
| Minimum ultimate tensile strength | 490 MPa |
| Max ultimate tensile strength | 620 MPa |
| Standard | ISO 9001 |
| Length of per section | Within 14m once forming without slip joint |
| Welding | Passed flaw testing, internal and external double welding, AWS (American Welding Society) D1.1 standard |
| Thickness | 1mm to 30mm |
| Production Process | Raw material test → Cutting → Molding/bending → Welding (longitudinal) → Dimension verify → Flange welding → Hole drilling → Calibration → Deburr → Galvanization/powder coating/painting → Recalibration → Thread → Packages |
| Packages | Normally covered by mat or straw bale at top and bottom, can follow client requirements. Loading capacity per 40HC/OT calculated based on client specifications |