Two types of semi-rigid double web angle steel connections: angles welded to beam web and bolted to column flange and angles bolted to the beam web and column flange.

• 这两类双腹板角钢半刚性节点为:第一类是角钢一侧与柱翼缘采用螺栓连接,而角钢另一侧与梁腹板采用焊接连接; 第二类是角钢与柱翼缘及梁腹板都采用螺栓连接。