20w led street light should pay attention to these places when choosing
1. The main pole of the lamp pole shall be in accordance with the requirements of drawings, and the galvanized square pipe shall have a wall thickness of 3.5mm. The power of the light source shall be: LED20W.
2. The whole pole portion of the pole is fully welded, and the welding is even and firm. The welding quality meets the requirements, and there are no defects such as cracks, slag inclusions, welding defects, burn-through, craters, wrinkles, and interruptions.
3, the allowable deviation of the lamp pole should meet the following specifications: 1 length allowable deviation is ± 0.5% of the rod length; 2 shaft straightness allowable error should be <1‰; 3 shaft cross-sectional diameter, diagonal or border margin Permissible deviation is ± 1%; 4 lamp arm elevation angle allowable deviation should be ± 1%.
Looking forward to your inquiry for this 20w led street light 120w led street light