For the simple K-joints, the method EFT is suitable for mostly supporting axial load, the method DNV is suitable for mostly supporting bending load.

• 对于普通K型管节点，EFT法适用于主要承受轴向荷载作用下的管节点应力集中系数计算，DNV法适用于主要承受弯曲荷载作用下的管节点应力集中系数计算。