t1.62.31.62.33.21.62.33.21.62.33.21.62.33.24.52.33.24.04.56.02.3径D9101316192225303650t36966999121形 状形 状形 状寸 法（mm）寸 法（mm）巾厚さD38505065757590100寸 法（mm）辺の長さ厚さA×B50×3060×3075×4580×40100×50125×75130×70単位重量kg/m断面積cm20.4990.6171.041.582.232.933.855.557.990.63620.78541.3272.0112.8353.8014.917.0710.219.615.4単位重量kg/m断面積cm20.892.363.533.063.535.306.387.071.143.04.53.904.506.758.109.00断面二次モーメント単位重量kg/m断面積cm27.961.882.622.132.982.992.884.065.502.884.065.503.645.147.019.556.959.522.3923.3322.7123.7925.0873.6725.1727.0073.6725.1727.0074.6326.5528.92710.612.516.821.428.438.950.830.742.154.961.384.811214719225731134242820112.78.85212.1314.9516.6721.6311.713.117.06.958.853lX断面二次モーメント断面係数cm40.030.050.140.320.641.151.923.988.24cm30.070.100.220.400.671.051.532.654.5333.712.2断面二次モーメント断面係数cm3cm40.090.170.260.170.170.260.260.260.060.300.670.390.451.011.221.35lYZXZY断面係数cm4cm33.604.764.255.657.083.184.254.165.617.157.562.403.172.833.764.725.757.8212.917.622.810.514.318.421.129.038.048.987.510.413.510.17.685.267.149.218.4310.513.712.317.022.529.330.641.149.754.868.531.011.615.219.523.331.137.541.251.122.6511714115519279.27iXiY断面二次半径cm1.821.792.152.112.052.782.742.692.892.852.803.643.603.553.474.654.604.564.534.454.771.231.201.251.221.181.881.841.801.691.661.622.132.102.062.003.143.103.073.042.982.97断面二次半 径cm0.230.250.330.400.480.560.630.750.901.25断面二次半 径cm0.090.170.260.170.170.260.260.26インデックス認定機材一覧風荷重の計算次世代足場の使用基準枠組足場足場部材許容強度サポートローリングアングルブラケット鋼製足場板木製足場板片持・単純梁荷重公式許容応力度ヤング係数断面性能断面性能算出公式安全衛生法／同施行令安全衛生規則安全衛生規則（解釈）一般構造用角形鋼管 材 質 STKR材 質 SS400材 質 SS400断面性能●丸 綱熱間圧延棒鋼 ●平 鋼熱間圧延平鋼
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