What sizes and pressure ratings are available for Brass Press Fittings?

Sep 30, 2026

Metric sizes for international use
Brass Press Fittings are available in metric sizes. Common sizes include 15mm, 18mm, 22mm, and 28mm. Larger sizes go up to 108mm. Example: a 22mm fitting for a 22mm pipe.

Imperial sizes for North America
In North America, imperial sizes are common. Standard sizes include 1/2 inch, 3/4 inch, and 1 inch. Larger sizes go up to 4 inches. Brass Press Fittings are available in imperial sizes.

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Corresponding pipe diameters
The fitting size matches the pipe's outer diameter. A 22mm pipe requires a 22mm fitting. A 1/2 inch pipe requires a 1/2 inch fitting. Brass Press Fittings match the pipe exactly.

Pressure ratings: 200 psi to 600 psi
Brass Press Fittings typically have pressure ratings from 200 psi to 600 psi. The rating depends on the size and material. Smaller sizes handle higher pressures. Example: a 1/2-inch fitting rated for 600 psi.

Pressure rating at higher temperatures
Pressure ratings decrease at higher temperatures. A 600 psi fitting at 200°F may be rated lower. Always check the temperature-pressure chart. Brass Press Fittings require derating for heat.

Example: residential plumbing
A home uses 22mm Brass Press Fittings. The fittings are rated for 200 psi. The system handles household pressure. Example: a reliable water system.

Example: commercial plumbing
A commercial building uses 1-inch Brass Press Fittings. The fittings are rated for 400 psi. The system handles higher pressure. Example: a durable commercial system.

Example: industrial application
A factory uses 2-inch Brass Press Fittings. The fittings are rated for 600 psi. The system handles industrial pressure. Example: a reliable industrial system.

Standards and certifications
Brass Press Fittings meet various standards. These include ASTM and EN standards. They are certified for different applications. Example: EN 1254-2 for press fittings.

Types of fittings available
Brass Press Fittings come in many types. Elbows, tees, couplings, and reducers are common. Each type is available in multiple sizes. Example: a press tee for a branch line.

Final sizes and pressure summary
Brass Press Fittings come in metric and imperial sizes. Common sizes are 15mm to 108mm. Imperial sizes are 1/2 inch to 4 inches. Pressure ratings are 200 psi to 600 psi. Ratings decrease at higher temperatures. Brass Press Fittings are available for all applications. Example: choose the right size and rating for your system.

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