Technical parameters of cast iron flange globe valve
| model | J41T-16 | J41W-16 | J41H-16 | J41F-16 |
| Nominal pressure£¨PN£© | 16 | 16 | 16 | 16 |
| Sealing test£¨MPa£© | 1.76 | 1.76 | 1.76 | 1.76 |
| Shell test£¨MPa£© | 2.4 | 2.4 | 2.4 | 2.4 |
| Applicable temperature£¨¡Ü¡æ£© | 200 | 100 | 200 | 150 |
| Applicable medium | Water / steam | Oils | Water / steam | water |
Material of main parts of cast iron flange globe valve
| Part name | Material Science | |||
| J41T-16 | J41W-16 | J41H-16 | J41F-16 | |
| Body / cover / gate | Grey cast iron | Grey cast iron | Grey cast iron | Grey cast iron |
| Valve disc | Grey cast iron | Grey cast iron | Grey cast iron | Grey cast iron |
| Stem | stainless steel | stainless steel | stainless steel | stainless steel |
| seal ring | copper alloy | - | stainless steel | Fluoroplastics |
| filler | Flexible graphite | |||
Drawing of cast iron flange globe valve
Main connecting dimensions of cast iron flange globe valve
| DN | L | D | D1 | D2 | D0 | Z-¦µd | b | f | H(off) |
H1 (on) |
| 15 | 130 | 95 | 65 | 47 | 55 | 4-14 | 14 | 2 | 109 | 117 |
| 20 | 150 | 105 | 75 | 58 | 55 | 4-14 | 16 | 2 | 109 | 117 |
| 25 | 160 | 115 | 85 | 68 | 80 | 4-14 | 16 | 3 | 132 | 142 |
| 32 | 180 | 140 | 100 | 78 | 100 | 4-19 | 18 | 3 | 156 | 168 |
| 40 | 200 | 150 | 110 | 88 | 100 | 4-19 | 18 | 3 | 167 | 182 |
| 50 | 230 | 165 | 125 | 102 | 120 | 4-19 | 20 | 3 | 263 | 290 |
| 65 | 290 | 185 | 145 | 122 | 140 | 4-19 | 20 | 3 | 276 | 300 |
| 80 | 310 | 200 | 160 | 133 | 200 | 8-19 | 22 | 3 | 330 | 370 |
| 100 | 350 | 220 | 180 | 158 | 240 | 8-19 | 24 | 3 | 370 | 420 |
| 125 | 400 | 240 | 210 | 184 | 280 | 8-19 | 26 | 3 | 423 | 486 |
| 150 | 480 | 285 | 250 | 212 | 320 | 8-23 | 26 | 3 | 485 | 566 |
| 200 | 600 | 340 | 295 | 268 | 360 | 12-23 | 30 | 3 | 562 | 662 |
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