Refined Analysis of Fatigue Crack Initiation Life of Beam-to-Column Welded Connections of Steel Frame under Strong Earthquake

Table 1

Configurations and dimensions of the beam and column sections.

Component	Location	Dimensions
Beam	Outer beams in direction	H450 × 250 × 12 × 20
	Inner beams in direction	H450 × 200 × 12 × 20
	Outer beams in direction	H450 × 250 × 12 × 20
	Inner beams in direction	H500 × 300 × 14 × 25
Column	Square columns	□400 × 400× 20 × 20