Rise fall check valve
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Details
| Usage: The valve is applicable to pipeline of water and steam medium which nominal pressure ≤1.6Mpa，it can be used to prevent homomallous opening and closing of medium back wash. | |||||||||
| Material of main parts | |||||||||
| Part name | Material | ||||||||
| H41T-16 | H41W-16 | H41H-16 | |||||||
| Body bonnet | Grey iron | Grey iron | Grey iron | ||||||
| Disc | Grey iron+Bronze | Grey iron | Grey iron+Stainless steel | ||||||
| Seal ring | Bronze | Grey iron | Stainless steel | ||||||
| Performance data | |||||||||
| Type | Nominal pressure (Mpa) | Testing | Working temperature | Suitable medium | |||||
| Strength （water） | Sealing | （℃） | |||||||
| (Mpa) | （water） | ||||||||
| (Mpa) | |||||||||
| H41T-16 | 1.6 | 2.4 | 1.8 | ≤200 | Vapour、 Water | ||||
| H41W-16 | ≤100 | Oil | |||||||
| H41H-16 | ≤200 | Water、Vapour、Oil | |||||||
| Outline and connection dimension | |||||||||
| Type | Nominal ￠DN（mm） | Dimensions(mm) | Weight (kg) | ||||||
| L | D | D1 | D2 | b-f | Z-￠d | H | |||
| H41T-16 | 15 | 130 | 95 | 65 | 45 | 14-2 | 4-￠14 | 60 | 2 |
| H41W-16 | 20 | 150 | 105 | 75 | 55 | 16-2 | 4-￠14 | 60 | 2.8 |
| H41H-16 | 25 | 160 | 115 | 85 | 65 | 16-2 | 4-￠14 | 65 | 3.4 |
| 32 | 180 | 135 | 100 | 78 | 18-2 | 4-￠18 | 84 | 5 | |
| 40 | 200 | 145 | 110 | 85 | 18-3 | 4-￠18 | 96 | 7.2 | |
| 50 | 230 | 160 | 125 | 100 | 20-3 | 4-￠18 | 115 | 10 | |
| 65 | 290 | 180 | 145 | 120 | 20-3 | 4-￠18 | 145 | 15 | |
| 80 | 310 | 195 | 160 | 135 | 22-3 | 8-￠18 | 156 | 24.5 | |
| 100 | 350 | 215 | 180 | 155 | 24-3 | 8-￠18 | 170 | 34 | |
| 125 | 400 | 245 | 210 | 185 | 26-3 | 8-￠18 | 201 | 46 | |
| 150 | 480 | 280 | 240 | 210 | 28-3 | 8￠23 | 238 | 69 | |
| 200 | 600 | 335 | 295 | 265 | 30-3 | 12-￠23 | 245 | 101.5 | |
| 250 | 650 | 405 | 355 | 320 | 32-3 | 12-￠25 | 270 | 149 | |