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Shanghai Datong Automation Equipment Co., Ltd

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XTPW, XBMW pneumatic bellows sealed single seat, sleeve regulating valve

NegotiableUpdate on 05/02
Model
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Producers
Product Category
Place of Origin

Overview

The XTPW pneumatic bellows sealed single seat regulating valve is a variant product of the XTP single seat regulating valve, while the XBMW pneumatic bellows sealed sleeve simple regulating valve is a variant product of the XBM sleeve regulating valve. They are composed of a pneumatic multi spring thin film actuator and bellows sealed valve components. The bellows is welded to the valve core, valve stem, and other specialized components to separate the medium from the packing box; In case the corrugated pipe ruptures, there is still packing as a second seal; So it has a dual sealing structure, effectively preventing the medium from leaking outwards. The characteristics of this product are:

Product Details

One overview

The XTPW pneumatic bellows sealed single seat regulating valve is a variant product of the XTP single seat regulating valve, while the XBMW pneumatic bellows sealed sleeve simple regulating valve is a variant product of the XBM sleeve regulating valve. They are composed of a pneumatic multi spring thin film actuator and bellows sealed valve components. The bellows is welded to the valve core, valve stem, and other specialized components to separate the medium from the packing box; In case the corrugated pipe ruptures, there is still packing as a second seal; So it has a dual sealing structure, effectively preventing the medium from leaking outwards. The characteristics of this product are:

1. XTPW pneumatic bellows sealed single seat regulating valve When closed, there is less leakage but greater imbalance, making it suitable for situations with small pressure differentials and strict leakage requirements.

2. XBMW pneumatic bellows sealing sleeve simple regulating valve adopts a balanced valve core, which has a small unbalanced force and allows for a larger pressure; But the leakage rate is larger than that of a single seat valve, which is suitable for working conditions with large pressure differences and low requirements for leakage levels.

3. The bellows sealing component has an anti rotation structure to prevent twisting and damaging the bellows components, ensuring safe and reliable operation. Based on the above characteristics, this product is particularly suitable for dry control of toxic, harmful, valuable, volatile, radioactive special media, or vacuum pipelines.

2: Model and specifications

Structure category model Temperature range for use specifications
Bellows sealed single seat structure XTPW-16, 40, 64BK -45-200 DN20-200
Bellows sealing sleeve structure XTPW-16, 40, 64BK -45-200 DN25-200

Model and specification preparation instructions

3、 Main technical parameters

Nominal diameter DN (mm) Valve seat diameter dn (mm) Rated flow coefficient K Rated stroke (mm) Nominal pressure PN (MPa) Traffic characteristics action Medium temperature range (C °) Inherent adjustable ratio R Connection form
Single seat structure sleeve structure
20 3 0.08 16
1.6
4.0
6.4
Straight line:
Wait a hundred
Fractional ratio
Pneumatic opening;
Airtight type;
Carbon steel valve body:
-29-420;
Stainless steel valve body
-45-566

50:1

Flange type:
According to JB79-94 standard;
HG20592;
hg20615;
ANSI B16.5;
Or according to user requirements
4 0.12
5 0.20
6 0.32
7 0.5
8 0.8
10 1.2
12 2.0 -
15 3.6 -
20 6.0 -
25 20 6 -
25 10 5,8,15
40 25 10 - 25
32 16 -
40 26 8,15,28
50 32 16 -
40 26 -
50 40 15,28,44
65 40 26 - 40
50 40 -
65 60 28,44,70
80 50 40 -
65 60 -
80 95 44,70,105
100 65 60 -
80 95 -
100 150 70,105,170
125 80 95 - 60
100 150 -
125 225 105,170,240
150 100 150 -
125 225 -
150 320 170,240,340
200 125 225 -
150 320 -
200 650 240,340,600

Other technical parameter indicators,Download and view