S1 4KN/m2 S2 8KN/m2 Φ110 9.48 10.20 0.50 Φ160 16.50 17.80 1.40 Φ200 24.00 31.00 1.60 Φ250 31.00 38.00 2.60 Φ315 44.80 53.80 5.20 Φ400 73.60 83.60 9.30 Φ500 118.00 130.00 16.40 Φ600 242.00 273.00 40.00 S1 4KN/m2 S2 8KN/m2 DN200 40.00 46.00 4.00 DN225 50.50 63.00 5.80 DN300 73.00 89.00 9.90 DN400 126.50 178.00 19.80 DN500 187.00 265.60 33.90 DN600 269.20 339.70 50.60 DN700 417.80 515.00