Experimental comparison on static behavior of a tubular N-joint (JD-A) and a concrete filled tubular N-joint (JD-B) under the axial compression of brace and chord is carried out.

• 摘要对承受支管轴力和主管轴力的N型圆钢管相贯节点(JD-A)、主管填充混凝土节点(JD-B)试件进行了极限承载力对比试验。