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ｍ当り重量（㎏）0.4980.4840.8070.8071.201.121.591.662.312.263.313.314.704.615.435.537.547.5412.112.116.215.418.718.923.622.632.330.845.842.365.864.494.394.9134.7130.5厚さ（ミリ）ｍ当り重量（㎏）0.4230.3730.7040.6330.9220.8591.401.321.811.762.662.593.423.514.444.145.635.508.889.2111.511.514.313.616.216.223.221.927.628.041.542.564.159.876.879.1厚さ（ミリ）ｍ当り重量（㎏）0.3360.3360.5880.5880.7620.7621.201.201.541.542.322.322.972.973.413.414.974.976.356.358.488.489.729.7211.011.016.816.820.020.034.034.042.242.250.550.5厚さ（ミリ）ｍ当り重量（㎏）0.2780.2780.4590.499厚さ（ミリ）ｍ当り重量（㎏）0.2370.2370.3770.3770.4810.4810.7550.8240.9601.051.591.332.031.692.321.932.912.423.703.884.344.556.175.206.965.8710.29.5612.111.315.914.923.022.431.331.3厚さ（ミリ）区分外径（ミリ）16823456822.122.12.52.8呼び径（A）（B）10.51/813.81/417.33/81021.71/21527.23/42034.025321 1/442.7401 1/248.65060.5652 1/276.38089.1903 1/2101.6100114.3125139.8150165.2200216.325010267.430012318.5鋼　種算　　式304W＝0.02491t（D-t）Sch 5s1.01.01.21.21.21.21.51.651.51.652.01.652.01.652.01.652.01.652.02.12.02.12.52.12.52.13.02.83.02.83.02.83.53.44.04.0TPATPSTPATPSTPATPSTPATPSTPATPSTPATPSTPATPSTPATPSTPATPSTPATPSTPATPSTPATPSTPATPSTPATPSTPATPSTPATPSTPATPSTPATPS基本重量㎏（厚さ1ミリ面積1ｍ2重量）Sch 10s1.21.21.51.651.51.52.02.02.02.02.52.52.52.53.03.03.03.03.03.03.53.53.53.54.04.04.04.04.04.05.05.05.05.06.56.56.56.56.56.51.650.6430.9811.031.261.311.962.182.82.782.832.8333333333.53.43.53.444444.54.53.191.304.025.485.486.436.437.377.378.328.3211.911.614.113.721.221.226.226.235.235.27.93呼び厚さSch 20sSch 40ｓ2.01.72.52.22.52.33.02.83.02.93.53.43.53.64.03.74.03.95.05.25.55.56.05.76.06.07.06.67.07.18.08.210.09.310.010.3Sch 80s2.52.43.03.03.53.23.53.74.03.94.54.55.04.95.05.15.55.57.07.08.07.68.08.19.08.610.09.512.011.013.012.715.015.118.017.4重量計算式W＝管の重量（㎏/ｍ）　t=管の肉厚（ミリ）　D=管の外径（ミリ）備考：1.左記の算式により計算しJISZ8401数値の丸め方により有効数字を3桁に丸めています。2.ボイラー・熱交換器用重量は肉厚公差により、左記重量計算式の10％増となります。446304配管用溶接管（JISG3459）サイズ呼称及び重量表