A stainless steel pipe fitting with flanged connections and a transparent section for flow visibility.
A stainless steel pipe fitting with flanged ends and a glass inspection window in the center.
A metallic pipe fitting with three openings and flanged connections, designed for fluid transfer.
Video | Flow sight glass type 530 – ACI Industrial Valves Ltd.

Flow sight glass type 530 PN 10/63

Flow sight glass with flange connections according to DIN EN 1092-1

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Flow sight glass PN 10 | PN 16 | PN 25 | PN 40 | PN 63

Certified quality
Technical data
  • 25
  • 40
  • 50
  • 80
  • 100
  • 125
  • 150
  • 200
  • 250
  • 300
  • 350
  • 400
  • 10
  • 16
  • 25
  • 40
  • 63
  • 80°C
  • 130°C
  • 150°C
  • 175°C
  • 180°C
  • 200°C
  • 280°C
  • 300°C
  • 320°C
  • Wiper SGW with PTFE or silicone wiper blade
  • LED light for Ex and non-Ex areas
  • FEP or Halar® coating
  • Mica protection disc
  • Double glazing type 530D
  • Special constructions

Quick overview

max. 63 barg
heat-resistant up to 320 °C
for liquid media
for gaseous media
Nominal sizes
DN 25 - 400
Custom designs possible
> 50 sealing materials
Accessories available

Cross-section
drawing

Technical drawing
Dimensions
PN DN BL³ D1³ AL³
10 25 160 22 284
40 200 35 261
50 230 45 262
80 310 55 337
100 350 84 372
125 400 107 422
150 480 132 462
200 600 160 570
250 730 160 641
300 850 160 693
350 980 160 741
400 1100 160 792
16 25 160 22 285
40 200 35 260
50 230 45 260
80 310 55 340
100 350 84 380
125 400 107 420
150 480 132 470
200 600 160 580
250 730 160 650
300 850 160 700
350 980 160 750
400 1100 160 800
25 25 160 22 284
40 200 35 261
50 230 45 272
80 310 55 347
100 350 84 392
125 400 107 432
150 480 132 482
200 600 160 610
250 730 160 681
300 850 160 733
350 980 160 781
400 1100 160 832
PN DN BL³ D1³ AL³
40 25 160 22 284
40 200 35 271
50 230 45 272
80 310 55 357
100⁴ 350 84 402
125⁴ 400 107 452
150⁴ 480 132 502
200⁴ 600 160 610
250⁴ 730 160 681
300⁴ 850 160 733
350⁴ 980 160 781
400⁴ 1100 160 832
63 25 160 22 306
40 200 35 349
50 230 45 352
80 310 55 417
100⁴ 350 84 448
125⁴ 400 107 500
150⁴ 480 132 598
200⁴ 600 160 696
250⁴ 730 160 767
300⁴ 850 160 867
350⁴ 980 160 819
400⁴ 1100 160 918

3) All measurements will be executed according to standard as far as constructively possible. Otherwise, the details from the order confirmation and customer drawing apply.
4) Departing from the printing temperature limits according to DIN EN 1092-1.

Product information

Flow sight glass for operating pressures up to 63 barg with flange connections according to DIN EN 1092-1.

The flow sight glass type 530 as a welded construction is a particularly robust version of our flow sight glasses.

Type 530 is designed for operating pressures up to 63 barg and can be easily installed between flanges according to DIN EN 1092-1. Thanks to its standard lengths according to DIN EN 558-1, the sight glass is ideally suited for subsequent installation in existing systems.

Even with larger nominal sizes, operating pressures of up to 63 barg and more can be achieved with type 530.

The standard version with borosilicate glass is suitable for operating temperatures up to 280°C, with an additional mica protection disc even 300 °C or 320 °C in combination with MAXOS® safety sight glasses according to DIN 7080.

The sealing of the fitting is done with flat gaskets tailored to your needs from a wide range of materials. This offers not only the common fiber material gaskets but also more demanding materials such as PTFE (Teflon®), NBR, novaphit® MST-XP, KlingerSil® C4400, and many other branded seals.

Produktbild
Portrait von Wolfgang Tackenberg
Portrait von Wolfgang Tackenberg

Would you like personal advice?

Benefit from our expert knowledge in process monitoring. Our experienced team will provide you with sound advice when selecting the ideal sight glass fittings for your specific requirements. Schedule your personal consultation now!
Wolfgang Tackenberg
Technical Sales Manager
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Search... Your entries are invalid! Please contact us! Possible working pressure: Required thickness: Maximum temperature: This is a standard sight glass that we would be happy to manufacture for you. This is a sight glass according to DIN This is a sight glass according to DIN , which we would be happy to manufacture for you.