Admiralty Brass tubes – C44300

April 11, 2022

Latest company news about Admiralty Brass tubes – C44300

Admiralty Brass tubes – C44300 - have good corrosion resistance and are specially used for tubing steam condensers cooled with fresh, salt, or brackish water. Admiralty metal tubes are also used for heat exchangers in oil refineries, in which corrosion from sulfur compounds and contaminated water may be very severe, and for feed-water heaters and heat-exchanger equipment as well as other industrial processes.

 

UNS No. C44300 – BSI No. CZ111 ISO Name CuZn28Sn1
Chemical Comp. (%) Cu 70 ~ 73 / Sn 0.9 ~ 1.2 / Pb 0.07 / Fe 0.06 max / Zn rem / As 0.02 ~ 0.06
ASTM Spec. B 111, B 395
ASME Spec. SB 111, SB 395
Applications Condenser, Evaporator and Heat Exchanger tubes; Distiller tubing.
Temper O61 Annealed

 

Properties * Metric English
Density 8.53 g/cc 0.308 lb/in³
Tensile Strength, min. 310 MPa 45 ksi
Yield Strength, min. 105 MPa 15 ksi
CTE, linear 20.2 10-6/°C @ 20.0 – 300 °C 11.2 10-6/°F @ 70.0 – 570 °F
Specific Heat Capacity 0.09 cal/g-°C @ 20ºC 0.09 BTU/lb-°F @ 70ºF
Thermal Conductivity 109 W/m-K @ 20.0 °C 64 BTU/ft2/ft/h/°F @ 70.0 °F
Melting Point 899 ~ 938 °C 1650 ~ 1720 °F