欧标热轧槽钢理论重量表(U/UPN斜腿型）型号尺寸米重高度腿宽腰厚腿厚U40*20*4402045.52.65U40*20*5402055.52.87U50*25*55025563.86U60*30*66030665.07U65*42*5.565425.57.57.09UPN505038575.59UPN6565425.57.57.09UPN808045688.64UPN1001005068.510.6UPN120120557913.4)