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Air release valve zAIR Fig.918

Air release valve zAIR Fig.918
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Air release valve zAIR Fig.918

Product catalog summary

Product Overview

The document describes the ZETKAMA threaded connection air vent valve, model 918, designed for industrial water applications. It features a high degree of tightness, compact construction, ecological safety, and requires no maintenance.

Specifications

  • Nominal Pressure: 16 bar
  • Maximum Temperature: 100°C
  • Nominal Diameter (DN): 25 mm (1")
  • Material of Body: Grey cast iron EN-GJL-250 (5.1301, ex. JL1040)

Materials

The valve components are made from the following materials:

  • Body and Cover: Grey cast iron EN-GJL-250
  • Float Assembly: Stainless steel X5CrNi 18-10 (1.4301)
  • Sealing Rings and Float Gasket: EPDM
  • Nozzle: Brass CuZn40Mn1.5 or Stainless steel X20Cr13 (1.4021)
  • Screws and Bushings: Stainless steel X5CrNi 18-10 or steel 8.8 - A2A
  • ABS Cap

Dimensions

Two execution types (06 and 16) are detailed with the following key dimensions:

  • Length (B): 125 mm
  • Height (H): 185 mm (type 06), 190 mm (type 16)
  • Weight: Approximately 4.7 kg

Operating Parameters

The valve is rated for PN 16 pressure class with a maximum allowable temperature of 100°C. The permissible operating range is illustrated by a pressure-temperature graph showing safe operation from -10°C up to 100°C at pressures up to 16 bar.

Ordering Information

Ordering codes are structured as follows:

  • Figure: 918
  • Material of Body: A (grey cast iron EN-GJL-250)
  • Nominal Diameter: 025 (25 mm)
  • Nominal Pressure: C (PN 16)
  • Execution: 06 or 16

Examples include:

  • 918 A 025 C 06 - Grey cast iron body, DN25, PN16, execution 06, stainless steel float with EPDM seal, brass nozzle
  • Variants with epoxy paint coating and different nozzle or bushing materials are also available.

Key Features and Benefits

  • High tightness ensures leak-free operation
  • Compact and robust design suitable for industrial water systems
  • Environmentally safe and maintenance-free
  • Materials selected for durability and corrosion resistance

Manufacturer Information

ZETKAMA Sp. z o.o.
ul. 3 Maja 12, PL 57-410 Ścinawka Średnia
Phone: +48 74 8652 174 / +48 74 8652 111
Fax: +48 74 8652 199
Email: [email protected]
Website: www.zetkama.pl

The manufacturer reserves the right to make design changes.

See more

Catalog excerpts

Air release valve zAIR Fig.918-1

figura przyłącza ZAWÓR ODPOWIETRZAJĄCY zAIR materiał kadłuba ciśnienie nominalne średnica nominalna CECHY wysoki stopień szczelności zwarta zabudowa bezpieczny ekologicznie nie wymaga konserwacji ZASTOSOWANIE woda przemysłowa Zastrzega się prawo do zmian konstrukcyjnych. ZETKAMA Sp. z o.o. ul. 3 Maja 12 PL 57-410 Ścinawka Średnia e-mail [email protected] www.ze

 Open the catalog to page 1
Air release valve zAIR Fig.918-2

figura przyłącza materiał kadłuba wykonanie zespół pływaka pierścień uszczelniający pierścień uszczelniający uszczelka pływaka Zastrzega się prawo do zmian konstrukcyjnych. ZETKAMA Sp. z o.o. ul. 3 Maja 12 PL 57-410 Ścinawka Średnia e-mail [email protected]

 Open the catalog to page 2
Air release valve zAIR Fig.918-3

figura przyłącza Zastrzega się prawo do zmian konstrukcyjnych. ZETKAMA Sp. z o.o. ul. 3 Maja 12 PL 57-410 Ścinawka Średnia e-mail [email protected] www.zetkama.pl

 Open the catalog to page 3
Air release valve zAIR Fig.918-4

figura przyłącza ZALEŻNOŚĆ TEMPERATURY OD CIŚNIENIA Obszar dopuszczalnych parametrów pracy PN 16 EN-GJL-250 Zastrzega się prawo do zmian konstrukcyjnych. ZETKAMA Sp. z o.o. ul. 3 Maja 12 PL 57-410 Ścinawka Średnia e-mail [email protected] www.zetkama

 Open the catalog to page 4
Air release valve zAIR Fig.918-5

figura przyłącza materiał kadłuba pływak - stal nierdzewna uszczelka EPDM dysza mosiężna pływak - stal nierdzewna uszczelka EPDM tulejka pływak - stal nierdzewna uszczelka EPDM dysza mosiężna malowane farbą epoksydową pływak - stal nierdzewna uszczelka EPDM tulejka malowane farbą epoksydową ZAMAWIANIE Uprasza się o zamawianie produktu wg indeksu materiał kadłuba PRZYKŁAD ZAMÓWIENIA zawór odpowietrzający, przyłącze gwintowane pływak - stal nierdzewna uszczelka EPDM dysza mosiężna Zastrzega się prawo do zmian konstrukcyjnych. ZETKAMA Sp. z o.o. ul. 3 Maja 12 PL 57-410 Ścinawka Średnia e-mail mark...

 Open the catalog to page 5

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