Order Example - GEM 660 Operating Instructions Manual

9 Surface
Ra ≤ 6.3 μm (250 μin.) for media wetted surfaces,
mechanically polished internal
Ra ≤ 0.8 µm (30 µin.) for media wetted surfaces,
in accordance with DIN 11866 H3,
mechanically polished internal
Ra ≤ 0.8 µm (30 µin.) for media wetted surfaces,
in accordance with DIN 11866 HE3,
electropolished internal/external
Ra ≤ 0.6 μm (25 μin.) for media wetted surfaces,
mechanically polished internal
Ra ≤ 0.6 µm (25 µin.) for media wetted surfaces,
electropolished internal/external
Ra ≤ 0.25 μm (10 µin.) for media wetted surfaces *),
in accordance with DIN 11866 HE5,
electropolished internal/external,
*) for inner pipe diameters < 6 mm, in the spigot Ra ≤
0.38 μm
Ra ≤ 0.25 μm (10 µin.) for media wetted surfaces *),
in accordance with DIN 11866 H5,
mechanically polished internal,
*) for inner pipe diameters < 6 mm, in the spigot Ra ≤
0.38 μm
Ra ≤ 0.4 µm (15 µin.) for media wetted surfaces,
in accordance with DIN 11866 H4,
mechanically polished internal
Ra ≤ 0.4 µm (15 µin.) for media wetted surfaces,
in accordance with DIN 11866 HE4,
electropolished internal/external

Order example

Ordering option
1 Type
2 DN
3 Body configuration
4 Connection type
5 Valve body material
6 Diaphragm material
7 Control function
8 Actuator version
9 Surface
10 Special version
11 CONEXO
www.gemu-group.com
Code 9 Surface
1500 Ra max. 0.51 µm (20 µin.) for media wetted surfaces,
in accordance with ASME BPE SF1,
mechanically polished internal
1502
Ra max. 0.64 µm (25 µin.) for media wetted surfaces,
in accordance with ASME BPE SF2,
mechanically polished internal
1503
Ra max. 0.76 µm (30 µin.) for media wetted surfaces,
in accordance with ASME BPE SF3,
mechanically polished internal
1507
Ra max. 0.38 µm (15 µin.) for media wetted surfaces,
in accordance with ASME BPE SF4,
1508
electropolished internal/external
Ra max. 0.51 µm (20 µin.) for media wetted surfaces,
1516
in accordance with ASME BPE SF5,
electropolished internal/external
Ra max. 0.64 µm (25 µin.) for media wetted surfaces,
in accordance with ASME BPE SF6,
electropolished internal/external
1527
10 Special version
Without
Special version for 3A
1536
Special version for oxygen,
maximum medium temperature: 60 °C
11 CONEXO
1537
Without
Integrated RFID chip for electronic identification and
traceability
Code
660 Diaphragm valve, pneumatically operated,
stainless steel piston actuator,
stroke limiter and seal adjuster
15 DN 15
D 2/2-way body
60 Spigot ISO 1127/EN 10357 series C/DIN 11866 series B
40 1.4435 (F316L), forged body
54 PTFE/EPDM one-piece
1 Normally closed (NC)
2T1 Actuator size 2T1
1503 Ra ≤ 0.8 µm (30 µin.) for media wetted surfaces,
in accordance with DIN 11866 HE3,
electropolished internal/external
Without
Without
41 / 72
Description
6 Order data
Code
SF1
SF2
SF3
SF4
SF5
SF6
Code
M
S
Code
C
GEMÜ 660