Finished Support System
1. Equipment with gravity greater than 1.8kN in suspension pipeline;
2. Domestic water supply and drainage and fire control pipe system above DN65;
3. The rectangular cross-sectional area is greater than or equal to 0.38 square meters and the circular diameter is greater than or equal to 0.7 meters;
4. Cable tray and busway with inner diameter greater than 60mm electrical distribution pipe and gravity greater than or equal to 150 n/m.