Flowserve BB 1 - Manual (Page 6)

6
Name Plate / Marking
For pressure & temperature ratings see indication on trap body (DN 50 – DN 25) or specification on
the name plate (DN 50 to DN 200).
According to EN 9 the following indications are stated on the name plate:
■
Manufacturer’s brand
■
Type designation
■
Pressure class PN or Class
■
Material number
■
Max. temperature
■
Max. pressure
■
Stamp on valve body, e. g. specifies the quarter and the year of production
(Example: 4 th quarter 2004).
Technical Data
4
04
Direction of flow
Name plate BB... DN 50 to DN 200
Text on valve body BB... DN 50 to DN 25
Designation Size / Nominal pressure
Max. pressure / temperature
Min. pressure / temperature
Notified body Manu-
facturing
date
Mate-
rials
Item
number
Materials Item number
Direction
of flow Designation
Size / nominal
pressure
Notified body
Max.
pressure
Min.
temperature
Corrosion Resistance
When used for its intended purpose the safe functioning of the valve will not be impaired by corrosion.
Sizing
The valve body must not be subjected to sharp increases in pressure. The dimensional allowances for
corrosion reflect the latest state of technology.