
7
Fig. 1
Marking
P
M
A
2
1
b
a
r
/
3
0
4
p
s
i
g
T
M
A
4
0
0
°
C
/
7
5
2
°
F
A
K
4
5
1
/
2
“
1
5
P
N
4
0
M
A
D
E
B
Y
G
E
S
T
R
A
P
M
X
2
2
b
a
r
/
3
1
9
p
s
i
g
∆
Name plate / marking
Technical Data
Corrosion resistance
The valve body must not be subjected to sharp increases in pressure.
The dimensional allowances for corrosion reflect the latest state of technology.
Sizing
When used for its intended purpose, the safe functioning of the equipment will not be impaired by
corrosion.
The temperature/pressure limit is indicated on the valve body or on the name plate. For more infor-
mation see GESTRA technical documents such as data sheets and Technical Information.
According to EN 19 the type and design must be specified on the name plate and valve body.
■ Name/logo of the manufacturer
■ Type designation: AK 45
■ Pressure rating PN
■ Marking according to ATEX: The equipment is not Ex marked.
■ Material number
■ Max. temperature
■ Max. pressure
■ Flow direction
■ Stamp on name plate, e. g. specifies the manufacturing year and quarter,
(in this case the 1
st
quarter 2005)
1
05
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