Boby Cast Iron
Disk Cast Iron
Nut Steel
Hanger Ductile Iron
Seat Rings Brass
Disc Rings Brass
Hinge pin Stainless Steel
Bolts Steel
Nuts Steel
Bonnet Cast Iron
DN | L | D | D1 | D2 | Z-Φd | b | H |
50 | 200 | 165 | 125 | 99 | 4-19 | 20 | 130 |
65 | 240 | 185 | 145 | 118 | 4-19 | 20 | 140 |
80 | 260 | 200 | 160 | 132 | 8-19 | 22 | 150 |
100 | 300 | 220 | 180 | 156 | 8-19 | 24 | 160 |
125 | 350 | 250 | 210 | 184 | 8-19 | 26 | 190 |
150 | 400 | 285 | 240 | 211 | 8-23 | 26 | 210 |
200 | 500 | 340 | 295 | 266 | 12-23 | 30 | 250 |
250 | 600 | 405 | 355 | 319 | 12-28 | 32 | 310 |
300 | 700 | 460 | 410 | 370 | 12-28 | 32 | 340 |