Pure-Flo®

62 TANK BOTTOM DIAPHRAGM VALVE
The Tank Bottom Diaphragm Valve is designed
for use at the bottom of a tank or vessel to
drain or sample while minimizing the interior
sump and preventing any dead leg for bacteria
or microorganism entrapment.
SIZE RANGE
1/2"–4" (DN 15–100)
BODY MATERIAL
316L Stainless Steel Bar Stock ASME SA-479
(UNS S31603), 1/2"–4" (DN 15–100)
PRESSURE/TEMPERATURE
RECOMMENDATIONS
See General Engineering Data section, page 75.
TANK CONNECTION
The tank interface surface is designed for a fillet weld
attachment. However, ANSI flanges can be ordered upon
special request.
DRAIN PORT END CONNECTIONS
Standard outlet port is on a 30° angle. 45° angle is available
upon special request.
Buttweld:
• 14, 16 Gauge O.D. Tubing, dependent on size.
• Schedule 5, 10, and 40 Pipe
Quick Disconnect:
• Tri-Clover Tri-Clamp
• Cherry Burrell “S”, “Q”, and “I” line ®
• Superior Stainless, Valex and G&H ferrules
DESIGN COMPLIANCE
ASME Boiler and Pressure Vessel Code Section VIII,
Division #1.
COMMON APPLICATIONS
• Sterile Receivers
• Innoculant Tanks
• Fermentation Vessels • CIP Tanks
• Cell Culture Holding Vessels • Any other batch or
• Water-for-Injection
continuous proce
Storage Vessels
• Vessels demanding
• Process Vessels
• Media Fill Vessels
ultra-pure conditions
FLOW CHARTS
C V/K V DATA
Size DN Cv 1 Kv 2
0.50 15 3.5 0.8
1.00 25 17.5 4.2
1.50 40 47.5 11.4
2.00 50 69.0 16.6
3.00 80 175.0 42.0
4.00 100 386.0 92.6
Notes: 1. Values expressed in GPM per one psi pressure drop.
2. Values expressed in liters/second per one bar pressure drop.