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FPB gas flame arrester

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FPB gas flame arrester

 

FPB gas flame arrester is suitable for installation in the transportation of flammable gases such as furnace fuel gas, natural gas, liquefied petroleum gas, coal mine gas discharge pipe network, but also for civilian gas pipeline to prevent reverse flame under abnormal circumstances in the pipeline spread, in order to avoid catastrophic accidents.
Structural features
Gas flame arrester product is using the principle of the slit gap between the metal corrugated board for subsonic or supersonic flame propagation pipe quenching effect has designed and manufactured.
The main dimensions

Model
DN
D1
D2
L
PN1.0MPa
PN1.6MPa
PN2.5MPa
PN4.0MPa
FPB-15
15
18×3
57×3.5
330
330
330
330
FPB-20
20
25×3
57×3.5
330
330
340
340
FPB-25
25
32×3.5
73×4
365
365
375
375
FPB-32
32
38×3.5
73×4
375
375
390
390
FPB-40
40
45×3.5
89×4
375
375
405
410
FPB-50
50
57×3.5
108×4
420
420
445
465
FPB-65
65
73×4
133×4.5
485
485
515
520
FPB-80
80
89×4
159×4.5
505
505
560
560
FPB-100
100
108×4
219×6
555
555
600
645
FPB-125
125
133×4.5
273×8
615
615
670
720
FPB-150
150
159×4.5
325×8
665
665
735
800
FPB-200
200
219×6
377×9
940
940
1015
1100
FPB-250
250
273×8
480×10
1030
1030
1150
1265
FPB-300
300
325×8
529×10
1295
1295
1430
1545
FPB-350
350
377×9
630×12
1300
1300
1430
1545

Note:
A connecting flange gas flame arrester products by HG20595-97 convex surface with a neck design and manufacture of welded steel pipe flanges, users need to use other standard flanges, please specify in the order.
2, for PN> 4.0MPa gas flame arrester, the factory can also design and manufacture.
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