OPERATION AND MAINTENANCE MANUAL
08-2015
7
2.6 MANUFACTURE AND ACCEPTANCE
Cast iron flange strainers Type 7110 are manufactured and accepted in accordance with: PN-EN 1074-1:
2002 (Water supply system fittings. Functional requirements and verification tests. General requirements); PN-
EN 12266-1: 2012 (Industrial fittings. fitting testing). All filters are tested for tightness (100%).
2.7 MARKING
Fitting marking is defined in the following standards: PN-EN-19: 2005, PN-EN-1074-1: 2002.
Strainer bodies have markings placed on the front and rear chamber walls, which includes the following
data:
- nominal diameter
- nominal pressure
- body material type
- manufacturer trademark
Furthermore, an identification plate is placed as specified in the documentation with the following data:
- company name and mark
- product serial number
- sealing temperature rating
- construction mark "B" and/or mark "CE" (as applicable)
- product type.
3 PROTECTION — STORAGE — TRANSPORTATION
3.1 PROTECTIVE COATINGS
All internal and external cast iron surfaces are protected with epoxy paint, applied electrostatically. The paint
is approved for contact with food products.
The thickness of the anti-corrosion coating layer is min. 250
µ
m.
Mould surface is prepared for the application of the epoxy coating in accordance with the technical
documentation and PN-EN ISO 12944-5: 2009.
The screws connecting the body and the cover are manufactured as stainless, grade OH18N9 or Fe/Zn5
(galvanised steel).
3.2 PACKAGING
Cast iron flange strainers Type 7110 are packaged on EURO pallets (1200x800) and protected with
shrink film.
3.3 STORAGE
Cast iron flange strainers Type 7110 should be stored in covered areas.
