Basic Parameters
| Technical Parameters | ||||
| Measured medium | No impurities, low viscosity, no strong corrosive liquid | |||
| Instrument diameter and Connection method | DN 4,6,10,15,20,25,32,40 threaded connection DN(15,20,25,32,40)50,65,80,100,125,150,200 Integral Flange Connection or Clamping Flange Connection DN(150,200)250,300,350,400,500,600,700,800,900,1000,1100 Plug-in connection | |||
| Thread specification | British pipe thread (external thread), internal thread, spherical thread, NPT thread, etc. can be customized | |||
| Accuracy level | Pipeline type: 1.5%, 1%, 0.5%, 0.2% (need to be specially made) | |||
| Plug-in: 5%, 2.5% | ||||
| Range ratio | 1:10-120 | |||
| Usage conditions | Medium temperature | T1 (general type, standard) | -20℃~+80℃ | |
| T2 (High temperature type, customized) | -20℃~+120℃ | |||
| T3 (High temperature type, customized) | -20℃~+150℃ | |||
| Ambient temperature | -20℃~60℃ | Relative humidity | 5%~90% | |
| Atmospheric pressure | 86KPa~106KPa | |||
| Flow Range and Working Pressure | |||||
| Instrument Diameter (mm) | Normal Flow Range (m³/h) | Extended Flow Range (m³/h) | Conventional Connection Method and Pressure Rating | Special pressure rating (MPa) | Normal pressure resistance |
| DN4 | 0.04-0.25 | 0.04-0.4 | Threaded Connection/6.3MPa | 101625 | 0.12MPa |
| DN6 | 0.1-0.6 | 0.06~0.6 | Threaded Connection/6.3MPa | 4.06.0101625 | 0.08MPa |
| DN10 | 0.2-1.2 | 0.15-1.5 | Threaded Connection/6.3MPa | 0.05MPa | |
| DN15 | 0.6~6 | 0.4~8 | Threaded Connection/6.3MPa | 4.063101625 | 0.035 (MPa) |
| Flange Connection/4.0MPa | |||||
| DN20 | 0.8-8 | 0.45-9 | Threaded Connection/6.3MPa | 4.06.0101625 | |
| Flange Connection/4.0MPa | |||||
| DN25 | 1~10 | 0.5~10 | Threaded Connection/6.3MPa | 4.06.3101625 | |
| Flange Connection/4.0MPa | |||||
| DN32 | 1.5~15 | 0.8~15 | Threaded Connection/6.3MPa | 4.06.0101625 | 0.025 (MPa) |
| Flange Connection/4.0MPa | |||||
| DN40 | 2~20 | 1-20 | Threaded Connection/6.3MPa | 4.06.3101625 | |
| Flange Connection/4.0MPa | |||||
| DN50 | 4-40 | 2~40 | Threaded Connection/6.3MPa | 4.06.3101625 | |
| Flange Connection/4.0MPa | |||||
| DN65 | 7-70 | 4-70 | Threaded Connection/1.6MPa | 4.06.3101625 | |
| Flange Connection/1.6MPa | |||||
| DN80 | 10~100 | 5~100 | Threaded Connection/1.6MPa | 4.06.3101625 | |
| Flange Connection/1.6MPa | |||||
| DN100 | 20~200 | 10~200 | Threaded Connection/1.6MPa | 2.5406.3101625 | |
| Flange Connection/1.6MPa | |||||
| DN125 | 25~250 | 13~250 | Flange Connection/1.6MPa | 4.06.3101625 | |
| DN150 | 30~300 | 15~300 | Flange Connection/1.6MPa | 4.06.3101625 | |
| DN200 | 80-800 | 40~800 | Flange Connection/1.6MPa | 4.06.3101625 | |
| Size Chart - Internal Thread & Clamp Connection | ||||||||
| Caliber D | Internal Threaded Connection | Clamp Connection | ||||||
| L1 (mm) | D2 (mm) | G (mm) | LG (mm) | L (mm) | D1 (mm) | A (mm) | B (mm) | |
| DN4 | 80 | 38 | 1/4 | 16 | 50 | 50.5 | 46 | 40.5 |
| DN6 | 80 | 38 | 1/4 | 16 | 50 | 50.5 | 46 | 40.5 |
| DN8 | 80 | 38 | 1/4 | 16 | 50 | 50.5 | 46 | 40.5 |
| DN10 | 80 | 38 | 3/8 | 16 | 50 | 50.5 | 46 | 40.5 |
| DN12 | 80 | 38 | 1/2 | 16 | 50 | 50.5 | 46 | 40.5 |
| DN15 | 110 | 40 | 1/2 | 16 | 75 | 50.5 | 46 | 40.5 |
| DN20 | 133 | 48 | 3/4 | 17 | 85 | 50.5 | 46 | 40.5 |
| DN25 | 150 | 53 | 1 | 20 | 100 | 50.5 | 46 | 40.5 |
| DN32 | 172 | 62 | 11/4 | 24 | 120 | 50.5 | 46 | 40.5 |
| DN40 | 185 | 70 | 11/2 | 20 | 140 | 64 | 59 | 53.5 |
| DN50 | 200 | 78 | 2 | 25 | 150 | 77.5 | 73.5 | 68 |
| DN65 | 235 | 90 | 21/2 | 30 | 175 | 91 | 86 | 80.5 |
| DN80 | 260 | 100 | 3 | 30 | 200 | 106 | 110.5 | 94 |
| DN100 | 220 | 119 | 113 | 106 | ||||
Product Description






