SBB Bellows Valves

Kitz SCT SBB series product.

SBB Bellows Valves

The SBB series valves are a compact designed bellows valves for pipe connections. The high Cv and durability are excellent for use in higher flow supply lines.

Product Details

Specifications
SizeSBB10 (10A)SBB15 (15A)SBB20 (20A)SBB25 (25A)
Cv2.13.34.58.0
Wetted Area Volume2.319in3 (38cm3)3.234in3 (53cm3)5.248in3 (86cm3) 3.726in3 (143cm3)
Butt weld, OPEN state
Maximum Operating Pressure142psig (0.98MPa(G))
Fluid Temperature Manual-10~100ºC
Pneumatic--10~80ºC
Atmospheric Temperature-10ºC~60ºC
Leak RatesAcross the Seat He Leak Rates≤ 1×10-9sccs (≤ 1×10-10 Pa·m3/sec)
Inboard He Leak Rates≤ 1×10-9sccs (≤ 1×10-10 Pa·m3/sec)
Actuation Pressure-N・C:72~101psig (0.5~0.7MPa(G))/N・O:72~87psig (0.5~0.6MPa(G))
Cycle Life*Manual100,000 cycles50,000 cycles
Pneumatic-10,000 cycles
* Test Condition / Seat material : PCTFE Gas : N2 Pressure : 0.98MPa
Product Grade
GradeSTDEP
MaterialSUS316L
Surface RoughnessOnly Body’s Internal Surface≤ Rz 3.2 µm≤ Rz 0.7 µm
≤ Ra 0.5 μm / 20 μin≤ Ra 0.13 μm / 5 μin
No bead cut in wetted area
CleaningDegreasing + Precision cleaning
PackagingSingle bagged packageDouble bagged package
PRODUCT CODE KEY
Model
Size
Operation
Valve Shape
Connection
Bonnet Gasket Material
Disk Material
Purge Port
Grade + Body Material
SBB
15
M
S
-
W
C
T
-
IP
-
EP-316L
SBB- type bellows
seal valve
10:10A
15:15A
20:20A
25:25A
M: Manual
C: Normally closed
O: Normally open*2
S: Straight
W: Butt weld
U: Union*1
RF: RF flange
C: PCTFE
T: PTFE
Not Displayed: No purge port
IP: 1st
OP: 2nd
PP: Both
STD-316L: Mechanical Polished + SUS316L
EP-316L: Electro Polished + SUS316L

*1 The union type consists of interlock and butt weld types.
Please ask to the sales representative about handle color.
*Inch size butt weld also available.
*2 Normally open: 25A are available