COWIEPTFE Valves

Screw locking or Bayonet fitting

For use with rigid and semi rigid tubing - glass, FEP or PTFE

High Performance and Standard ranges

New Improved Connector System


All wetted parts pure PTFE

COWIEPTFE - High Performance Valves

Diaphragm Valve

Maximum Pressure 4 Bar at 100°C and 0.5 mm Hg

All contact parts are PTFE

Valves may be sterlised at 135°C



Straight through valve - Screw Lock


Straight through valve - Bayonet

Reference

016.2602.6.2
016.2603.2
016.2604.2
016.2606.12.2
016.2608.2
016.2610.2

Tube O.D.

6 mm
8 mm
8 mm
12 mm
14 mm
14 mm

Bore

2 mm
3 mm
4 mm
6 mm
8 mm
10 mm

Reference

016.2502.5.2
016.2502.2
016.2503.7.2
016.2503.2
016.2504.2
016.2505.2

Arm O.D.

4.5 mm
6.0 mm
6.8 mm
8.0 mm
10.0 mm
11.0 mm

Bore

2 mm
2 mm
3 mm
3 mm
4 mm
5 mm

COWIEPTFE - Standard Valves

Plug Valve

Maximum Pressure 1 Bar at 100°C and 5 mm Hg

All contact parts are PTFE

Valves may be sterlised at 135°C



Straight through valve - Screw Lock


Straight through valve - Bayonet

Reference

016.1202.6.2
016.1203.2
016.1204.2

Tube O.D.

6 mm
8 mm
8 mm

Bore

2 mm
3 mm
4 mm

Reference

016.702.5.2
016.702.2
016.703.2
016.704.2

Arm O.D.

4.5 mm
6.0 mm
8.0 mm
10.0 mm

Bore

2 mm
2 mm
3 mm
4 mm



T-Type valve - Screw Lock


T-Type valve - Bayonet

Reference

016.1302.6.2
016.1303.2
016.1304.2

Tube O.D.

6 mm
8 mm
8 mm

Bore

2 mm
3 mm
4 mm

Reference

016.802.5.2
016.802.2
016.803.2
016.804.2

Arm O.D.

4.5 mm
6.0 mm
8.0 mm
10.0 mm

Bore

2 mm
2 mm
3 mm
4 mm



Non-return valve - Screw Lock


Non-return valve - Bayonet

Reference

016.2302.6.2
016.2304.2
016.2306.2
016.2308.2

Tube O.D.

6 mm
8 mm
12 mm
14 mm

Bore

2 mm
4 mm
6 mm
8 mm

Reference

016.2402.5.2
016.2403.2
016.2404.9.2
016.2404.2

Arm O.D.

4.5 mm
6.0 mm
9.0 mm
10.0 mm

Bore

2 mm
2 mm
4 mm
4 mm

NB: Rapid changes in temperature over a range of 25°C may cause the
Standard range valves to leak due to the expansion properties of PTFE.

COWIE