Development of an Efficient Steel Beam Section for Modular Construction Based on Six-Sigma

Table 8

Design concepts obtained by combinations of the available solutions.

Combination of solutions	Solutions; A + a + I	Solutions; A + b + I	Solutions; A + a + II	Solutions; A + b + II	Solutions; B + a + III	Solutions; B + b + III	Solutions; B + b + IV
Design concepts
Manufacturing cost	Very high	High	Very high	Very high	Middle	Middle	Very high
Steel quantity	Very low	Low	Very low	Very low	Low	High	Low
Compatibility between floor and ceiling beam	Not compatible	Compatible	Not compatible	Compatible	Not compatible	Compatible	Compatible