進口內螺紋針型閥產品特點
設計特征
緊湊而輕便
o型圈+方形圈密封壓力裝置;閥桿操作時絕對無泄漏
兩個流量口,有合適的流量方向。
Design Features
Compact and lightweight.
Pressure responsive Viton packing seal arrangement
positive no slack stem action.
Bi-directional flow,with preferred flow indicated.
進口內螺紋針型閥技術參數(shù)
工作溫度:-30℃至500℃
入口密封按標準設置。
可靈活更換的填料及軟閥座從而延長其使用壽命。
所有主要元件的原材料都是可追溯的。
100%通過靜壓測試
所有材料性能結構都達到NACE MR-01-75最新版本要求。
Temperature rating -30℃ to 500℃
Ingress seals fitted as standard.
Flexible packing for replacement can extend field life further.
dull material traceability of main components.
1000o Hydrostatic testing.
Materials of contraction can be supplied to meet the requirements
of NACE MR-01-75 latest revision
主要零件材料 Materials of main parts
零件名稱Part name |
材質Materia |
閥體 Body |
20# A105 SS304 SS304L SS316 SS316L |
閥蓋墊片 Bonnet Gasket |
紫銅(Red copper) PTFE |
閥蓋Bonnet |
20# A105 SS304 SS304L SS316 SS316L |
填料墊 Packing Seat |
PTFE 柔性石墨(Expanded Graphite)金屬盤根(Matel and Graphite) |
填料 Packing |
PTFE 柔性石墨(Expanded Graphite) |
填料壓蓋 Packing Gland |
20# A105 SS304 SS304L SS316 SS316L |
閥桿 Stem |
20# A105 SS304 SS304L SS316 SS316L |
手柄 Handle |
20# A105 SS304 SS304L SS316 SS316L |
內六角螺釘 Hexagon Screw |
20# A105 SS304 SS304L SS316 SS316L |
應用場合:水、油品、蒸汽、天然氣,石油化工,海洋石油平臺,化工化學,電力工業(yè)氣及某些腐蝕性液體等介