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Basic Info
Model NO.: Brass Tube heat exchanger tube
Technique: Cold Drawn
Surface Treatment: Varnishing
Uns C44300 Copper Tube: Brass Tube
Specification: ASTM
Type: Seamless
Material: Uns C44300 brass Tube
Section Shape: Round
Trademark: C&N
Origin: China Product Description
Specifications
C44300 Heat exchanger brass tube/copper pipe
1)Outer Diameter: 2mm-300mm
2) Wall thickness:0.5 - 80 mm
|
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 |
