T281K高壓差控制閥
高壓差控制閥采用迷宮式多級(jí)降壓結(jié)構(gòu),允許壓差大,抗氣蝕,抗沖刷,噪音低。
?閥體結(jié)構(gòu)(Body Construction)
1 | 閥體 | Body | 7 | 填料 | Packing |
2 | 閥座 | Seat | 8 | 填料壓蓋 | Packing gland |
3 | 迷宮套筒 | Maze Cage | 9 | 螺母 | Nut |
4 | 閥桿 | Stem | 10 | 雙頭螺柱 | Doube-screw bolt |
5 | 墊圈 | Gasket | 11 | 雙頭螺柱 | Doube-screw bolt |
6 | 閥蓋 | Valve bonnet | 12 | 螺母 | Nut |
?標(biāo)準(zhǔn)規(guī)格(Standard specifications)
形式 Type | 高壓差控制閥 High-pressure Differential Control Valve |
公稱通徑 Body Size | DN15~DN200 (1/2~8) |
公稱壓力 Body Ratings | PN100,160,220,250,320,420; ANSI Class600,900,1500,2500 |
閥體及閥蓋材質(zhì) Body & Bonnet Material | A105, F304、F316,鍛12Cr1MoV, WCB, CF8, CF8M... |
填料 Packing | V型聚四氟乙烯 V-PTFE/柔性石墨 Flexible graphite |
墊圈 Gasket | GRAP+304, GRAP+316, PTFE |
連接方式 Connections | 法蘭型(RF、MFM) Flange type (RF, MFM)/焊接型(SW、BW) Welding type (SW, BW) |
涂層 Painting Color | 棕色漆 Brown painting/不銹鋼閥體可不涂漆 No painting on stainless steel valve body |
閥蓋類型 Bonnet Type | 標(biāo)準(zhǔn)型、散熱型 Standard type, Fin-Extension type |
注:以上只是標(biāo)準(zhǔn)組合,根據(jù)工況條件,本表以外的規(guī)格也是可能的。