Special Function - Gemü 625 Original Einbau- Und Montageanleitung

Ra ≤ 6,3 μm (250 μinch)
for media wetted surfaces,
blasted internal/external
Ra ≤ 0,8 μm (30 μinch)
for media wetted surfaces,
mechanically polished internal
Ra ≤ 0,8 μm (30 μinch)
for media wetted surfaces,
electropolished internal/external
Ra ≤ 0,6 μm (25 μinch)
for media wetted surfaces,
mechanically polished internal
Ra ≤ 0,6 μm (25 μinch)
for media wetted surfaces,
electropolished internal/external
Ra ≤ 0,5 μm (20 μinch)
for media wetted surfaces,
mechanically polished internal
Ra ≤ 0,5 μm (20 μinch)
for media wetted surfaces,
electropolished internal/external
Ra ≤ 0,4 μm (15 μinch)
for media wetted surfaces,
mechanically polished internal
Ra ≤ 0,4 μm (15 μinch)
for media wetted surfaces,
electropolished internal/external
Ra ≤ 0,4 μm (15 μinch)
for media wetted surfaces,
electropolished internal/external
Ra ≤ 0,25 μm (10 μinch)
for media wetted surfaces,
electropolished internal/external
Ra ≤ 0,25 μm (10 μinch)
for media wetted surfaces,
mechanically polished internal
Ra acc. to DIN 4768; at defined reference points.
* For pipe inside diameter< 6 mm, the surface inside the spigot is Ra ≤ 0.8 μm.

Special function

3-A compliant design
Order example
Type
Nominal size
Body configuration (code)
Connection (code)
Valve body material (code)
Diaphragm material (code)
Control function (code)
Actuator size (code)
Surface finish (code)
Special function (code)
Valve body surface finish, internal contour
Designation
Hygienic class
ASME BPE
DIN 11866
-
H3
HE3
-
-
-
-
H4
HE4
-
HE5
H5
625 15
625
15
25 / 40
Forged body
Code 40, 42, F4
(2014)
- -
SF3 X
- X
SF2 X*
SF6 X*
SF1 X*
SF5 X*
- X*
- X*
SF4 X*
- X*
- X*
D 60 34 52
D
60
34
52
Investment
casting Code
Code 32, 34
X 1500
X 1502
- 1503
X* 1507
- 1508
- 1927
- 1928
- 1536
- 1537
- 1929
- 1516
- 1527
Code
1 1/N 1500 M
1
1/N
1500
M
625
M