Bürkert
2/2-way-piston-operated diaphragm valve
Type 2031 / Article No. 311275
Technical attributes
On/off valves | Diaphragm valve | 0,00 bar - 4,00 bar | -10,00 °C - 130,00 °C | 2/2 - B - normally open (NO) | Stainless steel | Weld end
Function
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Fluidic port connection number
2
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Valve function number of switching positions
2
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Control function
B - normally open (NO)
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Manual actuation
No
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Additional manual actuation included
No
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Media & Calibration
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CIP capable
Yes
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SIP capable
Yes
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Process Connection Type/Size
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Port connection 1 type
Weld end
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Port connection 1 outer diameter (inch)
4 inch
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Port connection 1 inner diameter (mm)
97,38 mm
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Port connection 1 size DN
DN 100
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Port connection 1 wall thickness (mm)
2,11 mm
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Port connection 1 wall thickness inch
0,083 Inch2
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Port connection 1 outer diameter (mm)
101,6 mm
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Port connection 1 pipe standards 1
ASME BPE
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Port connection 1 pipe standard 2
DIN 11866 serie C
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Port connection 1 DN inch
4 Inch2
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Port connection 2 type
Weld end
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Port connection 2 size DN
DN 100
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Port connection 2 inner diameter (mm)
97,38 mm
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Port connection 2 wall thickness (mm)
2,11 mm
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Port connection 2 wall thickness inch
0,083 Inch2
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Port connection 2 outer diameter (mm)
101,6 mm
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Port connection 2 outer diameter (inch)
4 inch
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Port connection 2 pipe standards 1
ASME BPE
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Port connection 2 pipe standard 2
DIN 11866 serie C
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Port connection 2 DN inch
4 Inch2
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Materials
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Valve body material category
Metals
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Valve body material
Stainless steel
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Valve body surface treatment internal
electropolished
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Valve body surface treatment external
Electropolished
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Surface finish internal
RA 0,38 µm
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Product specific information
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