PN 16

HSP HDPE 100 PIPES BUTT WELDING PARAMETERS PN 16
Nominal Diameter (DN) mm Wall Thickness (s) mm Height of Bulge (11) mm Non-Pressure Heating Time (t2) sec Changeover Time (t3) sec Pressure Built up Time (t4) sec Cooling Time (t5) sec Total Welding Time (t) min
32 3.0 0.5 30 5 5 6.0 6.7
40 3.7 0.5 37 5 5 6.0 7.8
50 4.6 1.0 46 5 5 6.2 7.1
63 5.8 1.0 58 6 6 8.1 9.2
75 6.8 1.0 68 6 6 9.7 11.0
90 8.2 1.5 82 6 6 11.4 13.0
110 10.0 1.5 100 7 7 13.6 15.5
125 11.4 1.5 114 8 8 15.3 17.4
140 12.7 2.0 127 8 8 16.8 19.2
160 14.6 2.0 146 9 9 19.0 21.7
180 16.4 2.0 164 9 10 21.0 24.1
200 18.2 2.0 182 10 11 23.1 26.5
225 20.5 2.5 205 10 12 25.7 29.5
250 22.7 2.5 227 11 13 28.2 32.4