| Media: | Water |
|---|---|
| Temperature: | Ordinary Temperature |
| Type: | Straight-through |
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Задвижка 30лс41нж 30лс64нж 30лс15нж 30лс76нж 
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Valve 30LS41 NJ 30LS64 NJ 30LS15 NJ 30LS76 NJ steel, suitable for water, oil, and steam environments, equipped with a retractable spindle with a wedge gate, with pressures of 1.6 MPa (RU16), 2.5 MPa (RU25), 4.0 MPa (RU40), 6.4 MPa (RU64), and a diameter of 50 mm pipeline. Up to 1200 millimeters.
production
Wenzhou Gairui Valve Co., Ltd. is one of the largest manufacturers of pipeline accessories in China, and can deliver from Chinese factories without the need for intermediaries.
technical specifications
• Pipeline connection type: GOST 12815-80 flange or welded flange
Climate performance: U1.
The ambient temperature (oC) ranges from -40 ° C to+50 ° C
Working environment temperature: Water or steam (MS) up to+425 ° C
The shell is manufactured using a 20L high carbon steel casting process.
Wedge locking element: NJ overlay welding is performed on the wedge disc and sealing surface.
Sealing level: "A" - GOST R 54808-2011
Control element: flywheel.
structure
• Hull; Cast steel.
• Cover.
Wedge shaped (wedge shaped shutter with stainless steel overlay welding)
Scalable spindle, oil sealed spindle seal (height H-position "closed", height H-position "open"), for example, according to Figure 30S41 NJ D50 dimensions: height H-350 mm "closed", height H-405 mm "open", flange -160 mm, length 180 mm.
Spindle nut.
Nut
Bolt
Foldable bolts
Ring
• Filler material.
free wheel.
• Bearings.
sign
Steel gate valve with pull-out spindle 30S41NJ RU16 DU100. Example of marking:
30- represents the valve type in this case - gate ZKL
The main material marking for C-shell parts is steel.
41- Standard number, with the number 5 (541) before the number indicating that a control reducer can be installed, and 9 (941) indicating electrical drive.
Stainless steel - a material used to manufacture wedges or weld wedges and seal through holes.
PN: Work environment pressure
16. Pressure value
DU is the connection diameter of the pipeline.
The diameter is 100 millimeters.
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