1. The steel pipe shall be straight and smooth, without defects such as cracks, rust, delamination, scarring, or burrs, and the vertical pole shall not use steel pipes with cross-section extension;
2. The surface of the casting shall be flat, without defects such as sand holes, shrinkage holes, cracks, or residual pouring and riser, and the surface sand shall be cleaned;
3. Stamping parts shall not have defects such as burrs, cracks, oxide scales, etc.:
4. The weld shall be full, the welding flux shall be cleaned, and there shall be no defects such as incomplete welding, sand inclusions, cracks, etc.;
5. The surface of the components shall be painted with anti-rust speed or galvanized, the coating shall be uniform and firm, the surface shall be smooth, and there shall be no burrs, nodules, and excess lumps at the joints.
6. The surface of the adjustable base and adjustable bracket shall be dipped in paint or cold-hammered zinc, and the coating shall be uniform and firm; (button)
7. The manufacturer’s logo on the main components shall be clear.
Post time: Oct-12-2024