...最小相对弯曲半径 ; 变形几何条件 ; 弯曲试验 [gap=1295]Keywords : t hin2walled steel t ube ; minimum relative bending radius ; deformatio n of geomet ric co ndition ; bending test ..
A fewmethods, which approximatelycalculateminimumrelativebendingradius, are put forwardbyanalyzing the stressand strainas plate bending deformation in this paper.