Fluorine-lined swing check valve
Technical Parameters
Product model: H44F46
Nominal diameter: DN15～DN500
Structural form: swing type
Nominal pressure: PN0.6MPa～1.0MPa～1.6MPa
Connection method: flange
Applicable temperature: -50ºC～+150ºC
Drive mode: medium drive
Connection material: cast iron, cast steel, stainless steel
Applicable medium: aqua regia, sulfuric acid, hydrochloric acid, hydrofluoric acid, etc.
Product overview
H44F46 fluorine-lined swing check valve is suitable for various concentrations of aqua regia, sulfuric acid, hydrochloric acid, hydrofluoric acid and various organic acids, strong acids, strong oxidants at -50 ° C ~ 150 ° C, FEP is also suitable for various concentrations Strong alkali organic solvents and other corrosive gases and liquid media are used on the pipeline. Its main function is to prevent the backflow of the medium.
Standard specification
Design and manufacturing standards: GB/T 12236
Structure length standard: GB/T 12221-2005Connection flange standard: GB/T 9113, HG20592-97
Pressure temperature rating: GB/T 12224-2005
Test and inspection standard: GB/T 13927-2008
Materials of main components
| Serial number | Part Name | Grey cast iron | Cast steel | Stainless steel | Ultra Low Carbon Stainless Steel | ||
| Z | C | P | R | PL | RL | ||
| 1 | Body, bonnet | HT250 | WCB | CF8 | CF8M | CF3 | CF3M |
| 2 | Lining/Bonnet | Hard rubber lining (NR) FEP (F46) PCTFE (F3) PFA (soluble polytetrafluoroethylene) | |||||
| 3 | Shaft, disc (plate) | 1 Cr13/35WCB 1Cr18Ni9/CF8 00Cr17Ni14Mo2/CF3M | |||||
| 4 | Bolt | 35 | 35 | 1Cr17Ni2 | 1Cr17Ni2 | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
| 5 | Nut | 45 | 45 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 |
Main Dimensions PN0.6MPa
| Nominal diameter | Standard value | Reference | |||||||||
| DN（mm） | NPS（inch） | L | D | D1 | D2 | f | b | Z-Φd | B | H | W（kg） |
| 15 | 1/2 | 130 | 80 | 55 | 40 | 2 | 12 | 4-Φ12 | 105 | 55 | 4 |
| 20 | 3/4 | 150 | 90 | 65 | 50 | 2 | 14 | 4-Φ12 | 115 | 58 | 5 |
| 25 | 1 | 160 | 100 | 75 | 60 | 2 | 14 | 4-Φ12 | 128 | 60 | 6 |
| 32 | 1 1/4 | 180 | 120 | 90 | 70 | 2 | 16 | 4-Φ14 | 145 | 75 | 7 |
| 40 | 1 1/2 | 200 | 130 | 100 | 80 | 3 | 16 | 4-Φ14 | 160 | 82 | 8 |
| 50 | 2 | 230 | 140 | 110 | 90 | 3 | 16 | 4-Φ14 | 178 | 95 | 10 |
| 65 | 2 1/2 | 290 | 160 | 130 | 110 | 3 | 16 | 4-Φ14 | 205 | 105 | 20 |
| 80 | 3 | 310 | 185 | 150 | 125 | 3 | 18 | 4-Φ18 | 230 | 120 | 25 |
| 100 | 4 | 350 | 205 | 170 | 145 | 3 | 18 | 4-Φ18 | 255 | 135 | 30 |
| 125 | 5 | 400 | 235 | 200 | 175 | 3 | 20 | 8-Φ18 | 305 | 158 | 50 |
| 150 | 6 | 480 | 260 | 225 | 200 | 3 | 20 | 8-Φ18 | 345 | 180 | 65 |
| 200 | 8 | 495 | 315 | 280 | 255 | 3 | 22 | 8-Φ18 | 415 | 215 | 137 |
| 250 | 10 | 622 | 370 | 335 | 310 | 3 | 24 | 12-Φ18 | 490 | 240 | 150 |
| 300 | 12 | 698 | 435 | 395 | 362 | 4 | 24 | 12-Φ23 | 540 | 265 | 185 |
| 350 | 14 | 787 | 485 | 445 | 412 | 4 | 26 | 12-Φ23 | 585 | 300 | 215 |
| 400 | 16 | 914 | 535 | 495 | 462 | 4 | 28 | 16-Φ23 | 625 | 360 | 244 |
| 450 | 18 | 978 | 590 | 550 | 518 | 4 | 28 | 16-Φ23 | 680 | 385 | 276 |
| 500 | 20 | 978 | 640 | 600 | 568 | 4 | 30 | 16-Φ23 | 740 | 415 | 315 |
