Sherwood 6411 Series Diaphram Packless Lecture Bottle Valves
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Sherwood’s 6411 Series is designed specifically with corrosive gases in mind and with a durable construction for the specialty gases and gas mixtures used in laboratories.
Proven leak-tight diaphragm seal
Forged brass, aluminum silicon bronze and 303 stainless steel bodies withstand severe service conditions
Low operating torque design ensures ease of operation during filling and use
Available with standard CGA connections
Diaphragm Packless Lecture Bottle Valves
Valve Series Inlets Outlets Metallic Seat Material
6411 Brass Series 3 ⁄8"-18 NGT CGA 170 180 303 Stainless Steel
6411X3 ASB Series 3 ⁄8"-18 NGT CGA 180 303 Stainless Steel
6411X7 303 Stainless 3 ⁄8"-18 NGT CGA 180 303 Stainless Steel
Specifications
Max. Service Pressure 3000 PSIG 200 Bar
Temperature Range -50° F ➝ 120° F -45° C ➝ 49° C
Leak Rate 1x10-7 atm cc/sec. 1x10-7 Bar mL/sec.
Closing Torque 50 in.-lbs. @ 2000 PSIG 2.24 N-m @ 138 Bar
Cv 0.2 min 0.2 min