Straight beaded pipe is made of borosilicate glass, with flanges at both ends.

Pipe is durable in all acids except hydrofluoric or phosphoric acids with fluorides. Some alkalies attack above 120°F and above a pH of 11.

Glass Thermal Conductivity: 0.73 BTU/ hr. ft.²/F°/ft. at 212 °F
Glass Thermal Expansion: 32 x 10-⁷/ °C
Glass Thermal Shock Difference: 160 °C

Max. Operating Temperature: Freezing Point to 450 °C, Normal Use to 230 °C

Working Pressure: 100 psi (1/2", 3/4", 1" BP), 75 psi (11/2", 2", 3" BP), 50 psi (4"), 30 psi (6")