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Chlorine dedicated globe valve

Products > Globe valve > Chlorine dedicated globe valve

Chlorine dedicated globe valve

Model: LWJ41F
Nominal diameter: DN15~400mm, NPS1 / 2 " ~ 12"
Nominal: PN1.6 ~ 4.0MPa, Class150 ~ 300Lb
Medium: chlorine, chlorine
Temperature: -40 ~ 150 ℃
Drive: manual, pneumatic, electric
Design criteria: GB / T12235-2007
Length of the structure: GB / T12221-2005
Connection flange: HG / T20592-97
Experiments and testing: JB / T9092-99
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Structural features:
 1, Hydraulically formed bellows form the first seal to ensure zero leakage stem seal. 
 2, packing box multi-grade PTFE packing in the bellows formed on the second seal, an increase of the reliability of the seal. 
 3, the flange with groove seal structure, even in the pipeline pressure fluctuations in the case, to ensure reliable sealing flange. 
 4, sealing pair matching structure type cone, flat, automatic seal compensation to achieve double insurance effect, stable sealing performance, no adhesive wear and long service life.  
 

The main parts and materials:

Serial numberPart Namematerial
1BodyNickel-containing high-silicon corrosion-resistant steel
2capNickel-containing high-silicon corrosion-resistant steel
3Valve stemChrome stainless steel
4Valve sealing surfacePlasma spray welding, corrosion resistant alloy surfacing
5Seat sealing surfaceCompression plastic sintered PTFE
6fillerTeflon
7GasketTeflon
8Corrugated pipe316L, C-276

 

Features:
 1, according to the specific characteristics of the media, chlorine bellows valve for the valve body material selection of corrosion-resistant alloy, chlorine resistance, liquid chlorine corrosion, low temperature can be -40 ℃, to ensure maximum operating conditions conditions. 
 2, Hydraulically formed bellows form the first seal to ensure that the stem seals zero leakage. 
 3, stuffing box multi-grade PTFE packing in the bellows formed on the second, increasing the reliability of the seal. 
 4, the flange with tongue and groove seal structure, even in the case of pipeline pressure fluctuations, to ensure reliable flange seal. 
 5, non-rotating stem to prevent the bellows to reverse, to ensure that the valve longer cycle life. 
 6, the sealing pair form the structure of the cone, flat, sealed automatic compensation, to double the effect of insurance, sealing performance and stability, no adhesive wear and long service life.

 

Main dimensions:

Pressure LevelPN16
caliber1520253240506580100125150200250300350
L130150160180200230290310350400480600730850980
H195200220225235250260265370400515550600630680
Do130130130130150150180180200200400450450500500
Weight (Kg)44.557912.51823415490160260410610


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