Metal 84 inner arc ring TDSTechnical ParameterInches/mmweightnumberareaVoidpackingmmKg/m3per/ m3m2/m3 %m-125*0.32095250019697.3212.225*0.42905250019696.3219.238*0.41981550013497.5144.938*0.63081550013496.2151.350*0.5192685010297.6110.150*0.6234685010297111.850*0.8315685010296115.576*0.615119506798.171.376*0.820619506797.472.976*1.026119506796.774.4