What is the control range of steel content in single building design?

1. Concrete consumption and steel consumption of ordinary houses:?

1, multi-storey ordinary residence:?

30KG/m2 of reinforcement and 0.3-0.33m3/m2 of concrete?

2. Multi-layer frame?

Steel bar 38-42kg/m2, concrete 0.33-0.35m3/m2?

3. Small high-rise building 1 1- 12?

Steel 50-52kg/m2, concrete 0.35m3/m2?

4. Top level17-18?

54-60 kg/m2 steel bar and 0.36m3/m2 concrete?

5. 30 floors of high-rise building H = 94m?

Steel bar 65-75 kg/m2, concrete 0.42-0.47 m3/m2?

6. H=90 meters on the 28th floor of high-rise serviced apartment?

65-70kg/m2 of reinforcement and 0.38-0.42m3/m2 of concrete.