Hex Bolt

Adapter

Connects two dissimilar pipes to each other via solvent welding, soldering, or threading.

Allen Cap Screw

Coupling

Connects two similar pipes to each other via solvent welding, soldering, or threading.

Allen Cap Screw

Union

Couplings which can be disconnected without cutting. Their connection (typically threading) allows for easy release.

Allen Cap Screw

Cap

Covers the end of a section, attaching around the pipe via a weld, thread, solvent, or solder.

Allen Cap Screw

Plug

Closes off flow at the end of a section, attaching inside the pipe via a weld, thread, solvent, or solder.

Allen Cap Screw

Elbow

Changes the direction flow to various angles. The most common angles are 90吏� and 45吏�, but 22.5吏� elbows are also made.

Allen Cap Screw

Tee

Connects three flow sections in a T-shaped intersection. This allows fluid flow to be combined or split apart.

Allen Cap Screw

Cross

4-way connections, providing one inlet and three outlets or vice versa.

Allen Cap Screw

Reducer

Includes all connections which connect between two or more vessels of different sizes.

Allen Cap Screw

Nipple

Allows two separate fittings to be connected to each other. Standard nipples are straight with male threads on both ends.

Allen Cap Screw

Valve

Connects vessels together with the addition of a valve for the control of flow. For more information on types of valves, visit the Industrial Valves Selection Guide on GlobalSpec.