Copper rigid grooved end pipe coupling
DN 50 - 200 | 672 series Grinnell

The GRINNELL 672 Rigid Coupling provides a rigid joint that firmly grips the entire circumference of the tube. This coupling is a proven, dependable method of joining copper tube and an economical alternative to soldering (sweating) joints.

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Standard Mechanical Components
- Hose clamps

Valves
- Ball valves, plug valves
- Butterfly valves
- Check valves
- Other valves
- Hydraulic electrovalves, hydraulic valves

Pipes, Tubes and Fittings
- Barbed and grooved couplings
- Pipe and tube adapters
- Piping accessories

Tools
- Other hand tools

Building Security and Machine Safety
- Fire suppression systems

Barbed and grooved couplings
Copper rigid grooved end pipe coupling
DN 50 - 200 | 672 series
Grooved end pipe coupling
DN 40 - 200, max. 300 psi | 780 series
Copper tee for tube grooved coupling
max. 100 x 100 x 40 | 618 series
Copper elbow grooved coupling
DN 50 - 200 | 610 series
Grooved end pipe coupling
max. 200 mm, 500 psi | 716 series
Grooved end pipe coupling
DN 40 - 150, max. 500 psi | 702 series
Copper elbow grooved coupling
DN 50 - 200 | 601 series
Rigid grooved end pipe coupling
DN 32 - 600, max. 750 psi | 772 series
Copper tee for tube grooved coupling
DN 50 - 200 | 619 series
Flexible grooved end pipe coupling
DN 32 - 300, max. 500 psi | 705 series
Rigid grooved end pipe coupling
DN 50 - 300, max. 1 000 psi | 770 series

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Copper rigid grooved end pipe couplingDN 50 - 200 | 672 series Grinnell

Barbed and grooved couplings

Copper rigid grooved end pipe coupling
DN 50 - 200 | 672 series Grinnell