PRODUCT DESCRIPTION
Wholly stainless steel angle seat valves with its 360° rotatable cylinder are designed to be used for a long period of time without any problems to turn on and shut off the flow of steam and aggressive chemicals in the installations . Owing to its bonnet which is made of SS304 and all other components which are made of SS 316, it ‘s high constructional resistance which enables it to operate without any risk of corrosion in the medium that includes chemical ( asidic – caustic ) steam. So there is no risk of water-hammer. As its sealing components are made of alloyed - PTFE, they do not get affected by any chemicals. As It has a simple design of construction, its all components and sealing components are easily reachable for maintenance or repair. Therefore, renewal is very quickly and pratically made with the repair kit.
| TECHNICAL DETAILS | ||
| 1 | BODY | STAINLESS STEEL / 316 SS |
| 2 | CYLINDER | STAINLESS STEEL / 316 SS |
| 3 | SHAFT | 316 SS HARD CROM PLATED |
| 4 | SPRINGS | PH 17.7 SS |
| 5 | PRESSURE RANGE | 0 -16 BAR FOR AIR |
| 6 | MAX. OPERATING TEMPERATURE | 180°C |
| 7 | CONTROL PRESSURE RANGE | 3-8 BAR FOR AIR |
| 8 | NORMALLY | OPEN or CLOSED |
| SIZE | ORDER CODE | REPAIR SET ORDER CODE |
| 3/8" | NSTP3-3/8” | NSTP3-3/8” SET |
| 1/2" | NSTP3-1/2” | NSTP3-1/2” SET |
| 3/4" | NSTP3-3/4” | NSTP3-3/4” SET |
| 1" | NSTP3-1” | NSTP3-1” SET |
| 1 1/4" | NSTP3-11/4” | NSTP3-11/4” SET |
| 1 1/2" | NSTP3-11/2” | NSTP3-11/2” SET |
| 2" | NSTP3-2” | NSTP3-2” SET |
| SIZE (BSP) | ACTUATOR | ORIFICE | Kv (m³/h) |
P (Mpa) |
PRESSUREUR |
L | L1 | H | A | b | R | WEIGHT KGS |
| 3/8" | 40 | 13 | 3,8 | 0-1,6 | 0,3 - 0,35 | 68 | 131 | 124 | 60 | 12 | 33 | 0,95 |
| 1/2" | 50 | 13 | 4,7 | 0-1,6 | 0,3 - 0,35 | 68 | 131 | 124 | 60 | 15 | 33 | 0,95 |
| 3/4" | 50 | 18 | 9,5 | 0-1,6 | 0,3 - 0,40 | 75 | 136 | 128 | 60 | 16 | 333 | 1,05 |
| 1" | 63 | 24 | 18,1 | 0-1,6 | 0,3 - 0,35 | 90 | 169 | 162 | 60-75 | 17 | 41 | 1,95 |
| 1 1/4" | 63 | 31 | 23,1 | 0-1,6 | 0,3 - 0,55 | 116 | 187 | 174 | 75 | 21 | 41 | 2,5 |
| 1 1/2" | 90 | 35 | 32,9 | 0-1,6 | 0,25 - 0,40 | 116 | 201 | 175 | 75-106 | 21 | 41 | 3,65 |
| 2" | 90 | 45 | 52,8 | 0-1,6 | 0,25 - 0,45 | 138 | 247 | 232 | 106 | 22 | 55 | 4,6 |
| 21/2" | 90 | 61 | 82,6 | 0-1,0 | 0,25 - 0,60 | 178 | 285 | 265 | 106 | 26 | 55 | |
| 3" | 125 AL | 80 | 127 | 0-1,6 | 0,3 - 0,7 | 210 | 372 | 313 | 148 | 27 | 74 | |
| 4" | 125 AL | 90 | 132 | 0-0,4 | 0,3 - 0,7 |
NST-P3