Brass Tubes ASTM B111 Uns C44300 CZ111 ISO Name Cuzn28sn1 Brass Heat Exchanger Tube

• Customization: Available
• Type: Seamless
• Technique: Cold Drawn
• Model NO.: Brass Tube heat exchanger tube
• Material: Uns C44300 Copper Tube
• Surface Treatment: Varnishing
• Section Shape: Round
• Uns C44300 Copper Tube: Brass Tube
• Transport Package: Wooden Case
• Specification: ASTM
• Trademark: C&N
• Origin: China
• Production Capacity: 1000tons/Month

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