Water Meters Filters

The WOLTMANN water meter filters protect the whole movements devices which belongs to all the measuring chambers . 
Building material:  Cast Iron and AISI 304 stainless steel from 40 to 200 mm diameters.

Stainless Stee In-line Filters

Technical features:
- Processing : Stumped Inox stainless steel
- Body and metal parts in Inox Aisi 304 stainless steel
- Superficial Treatment: Degreasing, Pickling and Electropolishing
- NBR (FPM on request)  seals
- Threaded GAS F. connections UNI ISO 228 
- Welds : to TIG without material contribution
- Idraulic test on welds : compressed air to 2 bar on each filter 
- Nominal working pressure : 16 bar 
- Working temperature : 
-10°C - +90°C (with NBR seal) 
-10°C - +150°C (with FPM seal) 
- Filtration Rank: 
approximatly 40 meshes (da ½'' a 1'') 
approximatly 18 meshes (da 1'' ¼ a 2'') 
- Avaiable Sizes: da 1/2'' a 2''

Stainless Steel Y Threaded Filter

Technical features:
- Body and metal parts in:   Aisi 316  Inox Stainless Steel
- PTFE seals
- Threaded Gas F UNI ISO 228 connections
- Nominal Working pressure : 40 bar 
- Max working pressure : -20°C +200°C 
- Avaiable sizes : from 1/4" to 2".

Stainless Stee Y Flanged Filter

Technical Features : 
- Body and Metal parts in :  Aisi 316 Inox Steel
- O' Ring : PTFE 
- Flanged UNI ISO 2278 PN 16 connections
- Nomnial working pressure : 16 bar 
- Working termperature : -30°C +240°C 
- Avaiable Sizes : from 1/2" to 4"