HXB t1 t2 r 100X100 100X100 6 8 10 21.9 17.2 125X125 125X125 6.5 9 10 30.31 23.8 150X150 150X150 7 10 13 40.55 31.9 175X175 175X175 7.5 11 13 51.43 40.3 200X200 8 12 16 64.28 50.5 #200X204 12 12 16 72.28 56.7 250X250 9 14 16 92.18 72.4 #250X255 14 14 16 104.7 82.2 #294X302 12 12 20 108.3 85 300X300 10 15 20 120.4 94.5 300X305 15 15 20 135.4 106 #344X348 10 16 20 146 115 350X350 12 19 20 173.9 137