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Executive standard for cast iron flange check valve
model | H41T-16/16Q | H41W-16/16Q |
Nominal pressure(PN) | 16 | 16 |
Sealing test(MPa) | 1.76 | 1.76 |
Shell test(MPa) | 2.4 | 2.4 |
Applicable temperature(℃) | 200 | 100 |
Applicable medium | Water / steam | Oils |
Material of main parts of cast iron flange check valve
Part name | Material Science | |
H41T-16/16Q | H41W-16/16Q | |
Body / bonnet | cast iron | cast iron |
Valve disc | cast iron | cast iron |
seal ring | copper alloy | - |
Drawing of cast iron flange check valve
Main connecting dimensions of cast iron flange check valve
DN | L | D | D1 | D2 | Z-Φd | ≈H |
15 | 130 | 95 | 65 | 46 | 4-14 | 65 |
20 | 150 | 105 | 75 | 56 | 4-14 | 70 |
25 | 160 | 115 | 85 | 65 | 4-14 | 75 |
32 | 180 | 140 | 100 | 76 | 4-19 | 84 |
40 | 200 | 150 | 110 | 84 | 4-19 | 95 |
50 | 230 | 165 | 125 | 99 | 4-19 | 109 |
65 | 290 | 185 | 145 | 118 | 4-19 | 129 |
80 | 310 | 200 | 160 | 132 | 8-19 | 153 |
100 | 350 | 220 | 180 | 156 | 8-19 | 170 |
125 | 400 | 250 | 210 | 184 | 8-19 | 200 |
150 | 480 | 285 | 240 | 211 | 8-23 | 240 |
200 | 600 | 340 | 295 | 266 | 12-23 | 287 |