A door frame is provided with an upright column including an outer member (57) and an inner member (59). The outer member (57) includes a base portion (65a), and a first bend portion (71) bending at an end of the base portion (65a) with respect to the base portion (65a) and extending toward the inner member (59). The inner member (59) includes a side portion (69) having faces respectively opposite the base portion (65a) and the first bend portion (71). The first bend portion (71) of the outer member (57) is welded to the side portion (69) of the inner member (59) with a gap provided between the base portion (65a) of the outer member (57) and the face of the side portion (69) of the inner member (59) opposite the base portion (65a).