Bare Tubes

제품코드	G047264
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Admiralty Brass Tube C44300

Admiralty Brass is an Copper Zinc Alloy, and contains small amount of tin and arsenic as well. These admiralty brass tubes are renowned for their characteristic of superior corrosion resistance in a moderately polluted river water and clean seawater, both stagnant or slow moving water. The most common and wrought form is tube for heat exchange equipment. These tubes are extensively used in various applications including; evaporators, condensate coolers, heaters, vent condensers, water heaters, generator, air coolers, turbine oil coolers for petrochemical, ship-building, power plants, desalinations plants etc. 

  For inquiry, e-mail us at webmaster@raremetal.co.kr 
 

Chemical Composition (%) max.    

Alloy	Cu	Sn	Al	Ni	Pb	Fe	Zn	As	P	S
C44300	70.0~73.0	0.9~1.2			0.07	0.06	Rem.	0.02~0.06

Mechanical Properties

Alloy	Temper	TS(ksi)	YS(ksi)	Grain Size	Expansion	Flattening Merc. Nit.
C44300	O61	45min.	15min.	0.010~0.045mm	20min.%	Req.

Physical Properties

UNITS	UNITS	C44300
MELTING POINT(LIQUIDS)	˚F(˚C)	1720-(935)
MELTING POINT(SOLIDUS)	˚F(˚C)	1650-(900)
DENSITY(TO 20˚C)	Lb. / Cu, In	0.308
COEFICIENT OF THERMAL EXP.	Per ˚F From 68 to 572	11.2x10-6
THERMAL CONDUCTIVITY	Btu./Sq. Ft./Ft./Hr./˚F to 68˚F	64
ELECTRICAL RESISTIVITY(ANNEALED.)	Ohms(Circ.Mil./Ft.)to 68˚F	41.5
ELECTRICAL CONDUCTIVITY(ANNEALED.)	% IACS to 68˚F	25
THERMAL CAPACITY(SPEIFIC HEAT)	Btu./Lb./˚F to 68˚F	0.09
MODULUS OF ELASTICITY(TENSION)	Ksi	16000
MODULUS OF RIGIDITY	Ksi	6000
ANNEALED TEMPERATURE	˚F	800-1100

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