GEM 673P9 Series, Инструкция по установке, эксплуатации и обслуживанию, Страница: 33 / 56

Order example
673 8 D 60 40 17 0 0P9 1537
Type 673
Nominal size 8
Body configuration (code) D
Connection (code) 60
Valve body material (code) 40
Diaphragm material (code) 17
Control function (code) 0
Bonnet version (code) 0P9
Surface finish (code) 1537
Valve body surface finish, internal contour
Hygienic class
DIN 11866
Designation
ASME BPE
( 2014 )
Forged body
Code 40, 42, F4
Investment
casting
Code 32, 34
Code
Ra ≤ 6,3 μ m (250 μ inch)
for media wetted surfaces,
blasted internal/external
- - - X 1500
Ra ≤ 0,8 μ m (30 μ inch)
for media wetted surfaces,
mechanically polished internal
H3 SF3 X X 1502
Ra ≤ 0,8 μ m (30 μ inch)
for media wetted surfaces,
electropolished internal/external
HE3 - X - 1503
Ra ≤ 0,6 μ m (25 μ inch)
for media wetted surfaces,
mechanically polished internal
- SF2 X* X* 1507
Ra ≤ 0,6 μ m (25 μ inch)
for media wetted surfaces,
electropolished internal/external
- SF6 X* - 1508
Ra ≤ 0,5 μ m (20 μ inch)
for media wetted surfaces,
mechanically polished internal
- SF1 X* - 1927
Ra ≤ 0,5 μ m (20 μ inch)
for media wetted surfaces,
electropolished internal/external
- SF5 X* - 1928
Ra ≤ 0,4 μ m (15 μ inch)
for media wetted surfaces,
mechanically polished internal
H4 - X* - 1536
Ra ≤ 0,4 μ m (15 μ inch)
for media wetted surfaces,
electropolished internal/external
HE4 - X* - 1537
Ra ≤ 0,4 μ m (15 μ inch)
for media wetted surfaces,
electropolished internal/external
- SF4 X* - 1929
Ra ≤ 0,25 μ m (10 μ inch)
for media wetted surfaces,
electropolished internal/external
HE5 - X* - 1516
Ra ≤ 0,25 μ m (10 μ inch)
for media wetted surfaces,
mechanically polished internal
H5 - X* - 1527
Ra acc. to DIN 4768; at defined reference points.
* For pipe inside diameter< 6 mm, the surface inside the spigot is Ra ≤ 0.8 μ m.
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673P9