宽 厚 in ㎏/m ㎝2 ㎜ ㎜ ㎜ ㎜ in W 4 (4×4) 19.35 24.71 105.70 103.10 8.76 7.11 0.25 23.81 30.39 127.30 127.00 9.14 6.10 28.28 35.87 130.80 127.80 10.92 6.86 13.39 17.29 149.90 100.10 4.32 17.86 22.90 153.20 101.60 7.11 5.84 23.81 30.58 159.50 102.40 10.29 6.60 22.32 28.58 152.10 152.10 6.60 5.81 29.76 38.87 157.50 152.90 9.27 6.60 37.20 47.35 162.10 154.40 11.56 8.13 14.88 19.10 200.40 100.10 5.21 4.32 19
H×B T1 T2 r H×B T1 T2 r 100×100 100×100 6 8 10 17.2 100×50 100×50 5 7 10 9.54 125×125 125×125 6.5 9 10 23.8 125×65 125×60 6 8 10 13.3 150×150 150×150 7 10 13 31.9 150×75 150×75 5 7 10 14.3 175×175 175×175 7.5 11 13 40.4 175×90 175×90 5 8 10 18.2 200×200 8 12 16 50.5 198×99 4.5 7 13 18.5 200×204 12 12 16 56.7 200×100 5.5 8 13 21.7 250×250 9 14 16 72.4 248×124 5 8 13 25.8 250×255 14 14 16 82.2 250×1