型材
                                                       Profile:66x30（单位：mm）

                                                       材料
                                                       Material
                                                       铝    
                                                       Aluminium(6063-T5)
                                                       单位质量
                                                       Weigth:2.31kg/m
                                                       长度
                                                       Length: 6.02m
                                                       集合惯性
                                                       Mass of inertia: lx:23.26cm4   ly:23.26cm4
                                                       截面惯性
                                                       Section modulus: zx:8.85cm3  zy:8.85cm3
                                                       用途
                                                       多用于强度较大结构的框架制作
                                                       订货号  Order NO.
                                                       HJ-8-6630