进口高压闸阀原理特点
进口高压闸阀主要适用于火力电站各种系统的管路上，切断或接通管路介质。该阀与其他阀门相比的特点是耐高温高压，独特的自密封设计，压力越高，密封越可靠。由于其采用锻造的阀体，机械加工成型，其致密性比普通铸造的阀门要好很多，安全耐用。
A Class 800 Forged Steel Gate Valve.
A105 to API 602 Trim 13% Cr + HFS and Tested to API 598Temperature -0ºC to 538ºC.
Screwed BSPP
NPT
Socket Weld
| Material Specification | |
| Body | ASTM A105N |
| Seats | St St + Stellite |
| Wedge | St St A182F6a |
| Stem | St St A182F6a |
| Gasket | Graphite 316 |
| Studs Body | ASTM A193 B7 |
| Bonnet | ASTM A105N |
| Nuts | ASTM A194 2H |
| Packing Ring | Graphite |
| Packing Gland | St St 416 |
| Handwheel | Carbon Steel |
DIMENSIONS
Size | L | H Close | H Open | W | D | B | Kg |
| 1/2" | 80 | 145 | 152 | 80 | 21.7 | 9.65 | 1.5 |
| 3/4" | 90 | 155 | 165 | 80 | 27.05 | 12.7 | 2.1 |
| 1" | 110 | 185 | 198 | 100 | 33.78 | 12.7 | 2.8 |
| 11/2" | 127 | 255 | 268 | 140 | 48.64 | 12.7 | 5 |
| 2" | 130 | 277 | 295 | 140 | 61.11 | 15.75 | 8.2 |
进口高压闸阀品牌
