DIN Cuzn28sn1as Admiralty Brass Seamless Tube Copper Boiler Pipe

• Customization: Available
• After-sales Service: Supplied
• Warranty: 30 Years
• Model NO.: Seamless
• Type: Straight Copper Pipe
• Shape: Round
• Application: Refrigerator, Air Condition, Water Tube, Water Heater, Oil Cooler Pipe
• Alloy: Alloy
• Certification: CE, ISO
• Standard: ASTM B88, ASTM B837, ASTM B306, ASTM B883, ASTM B819
• Grade: T2
• Customized: Customized
• Copper-Nickel: C70600, C71500, C71640, C70400
• Aluminium Brass: C68700/Cuzn20al2
• Brass Tubes: C28000/C27200, Cuzn36/Cuzn37
• Material: Admiralty Brass
• Japan: C4430
• Germany: Cuzn28sn1as
• U.K: CZ111
• USA: C44300
• China Bg: Hsn70-1
• Cu: 70.0-73.0
• Sn: 0.9-1.2
• Pb: 0.06 Max
• Fe: 0.07 Max
• as: 0.02-0.06
• Zn: Balance
• Transport Package: Playwood Cased Plastic Bags Packing
• Specification: OD 3.18-88.9mm
• Trademark: EZS
• Origin: China
• HS Code: 74112900
• Production Capacity: 6000tons/Year

Product Description

Product Description

Product Name:	Copper Alloy Seamless Tube	Standard:	ASTM B111 / ASME SB111
Material:	C44300 , C68700, C71500 , C70600, C12200, Etc.	OD:	1/4" , 3/8", 1/2", 5/8", 3/4", 1", 1.1/4", Etc.
WT:	10 - 25 BWG	Length:	Single Random, Double Random & Cut Length
End:	Plain End, Beveled End	Temper:	Soft Annealed,special Tempers On Request
Application:	Heat Exchangers, Refineries, Power Plants, Desalination Plants, Ship Building & Ship Repairs, Condensers, Ferrules, Distillers
Highlight:	Brass Condenser Tube ,  SB111 Heat Exchanger Tube ,  Plain Ends Condenser Tube

 

ASTM B111 UNS C44300 Admiralty Brass Tube Seamless Heat Exchanger Tube

 

 

ASTM B111 C44300 seamless tubes are generally used in marine environments due to their excellent resistance to corrosion. C44300 is a type of admiralty brass, which is known for its high corrosion resistance in seawater. These tubes are often used in condensers, heat exchangers, and similar applications where resistance to corrosion is crucial.

 

 

ASTM B111 UNS C44300 Brass Tubes Chemical Composition

Elements	Composition, %
Cu, incl. Ag	70.0-73.0
Sn	0.9-1.2
Al	-
Ni, incl. Co
Pb	0.06 max
Fe	0.07 max
Zn	Balance
Mn	-
As	0.02-0.06
Sb	-
P	-
Cr	-
Other named elements	-

 

 

ASTM B111 UNS C44300 Brass Tubes Mechanical Properties

Properties	Measurement
Yield strength	105 MPa
Melting point	899 ~ 938 °C
Tensile strength	310 MPa
Thermal conductivity	109 W/m-K @ 20.0 °C
Density	8.53 g/cc
Heat capacity	0.09 cal/g-°C @ 20ºC
CTE linear strength	20.2 10-6/°C @ 20.0 - 300 °C

 

 

Brass Seamless Tubes Equivalent Material

Grade	USA	U.K	Germany	Japan
China BG	ASTM B111	BS 2871	DIN 1785	JIS H3300
HAL77-2	C68700	CZ110	CuZn20Al2As	C6870
HSn70-1	C44300	CZ111	CuZn28Sn1As	C4430
H68A	-	CZ126	-	-
H65A / H63	C28000 / C27200	CZ108	CuZn26/CuZn37	C2800/C2700

 

 

 

 

Material Designation	Corresponding Material Symbol
	GB/T8890	ASTM B111	BS2871	JIS H3300	DIN 1785
Copper-Nickel	BFe10-1-1	C70600 Pipe	CN102	C7060	CuNi10Fe1Mn
	BFe30-1-1	C71500 Pipe	CN107	C7150	CuNi30Mn1Fe
	(BFe30-2-2)	C71640	CN108	C7164	CuNi30Fe2Mn2
	(BFe5-1.5-0.5)	C70400	-	-	-
	B7	-	-	-	-
Aluminium Brass	HAL77-2	C68700 Tube	CZ110	C6870	CuZn20Al2
Admiralty Brass	HSn70-1	C44300 Tube	CZ111	C4430	CuZn28Sn1
Boric Brass	Hsn70-18	-	-	-	-
	HSn70-1 AB	-	-	-	-
Arsenical Brass	H68A	-	CZ126	-	-
Brass Tubes	H65/H63	C28000/C27200	CZ108	C2800/C2700	CuZn36/CuZn37

 

 

ASTM B111 / ASME SB111 C44300 brass tube Mechanical Properties

Properties	Measurement
Yield strength	105 MPa
Melting point	899 ~ 938 °C
Tensile strength	310 MPa
Thermal conductivity	109 W/m-K @ 20.0 °C
Density	8.53 g/cc
Heat capacity	0.09 cal/g-°C @ 20ºC
CTE linear strength	20.2 10-6/°C @ 20.0 - 300 °C

 

 

Applications

Brass tube are widely used in air-conditioning and refrigeration field service, heat exchange use, connecting tubes, distribution, fire protection, solar, natural gas, liquefied petroleum gas, vent piping.

 

Copper Alloy Conde Tube,Heat Exchanger Tube

Applicatian:
Engine cooler, power plant condenser, marine heat exchanger, compressor cooler, petrochemical refinery cooler,
motor cooler, seawater desalination evaporator, air conditioning cooling system and other fields.

Good characteristics:
Thermal conductivity, good conductivity, wear resistance, plasticity, good cold bending property, 
easy to welding and machining, the seawafer corrosion resistance is strong.

Grade and control table:

Material	GB	ASTM	BS	DIN	Eu	JIS
Copper Nickel	BFelO-1-1	C70600	CN 102	CuNilOFelMn	CuNilOFelMn
		C70610	CN 102	CuNilOFelMn	CuNilOFelMn
	BFe3O-I-I	C71500		CuNi30Fe		C7150
			CN107	CuNi30Mnl Fe	CuNi30MnlFe
		C71640	CN 106	CuNi30	CuNi30
				Fe2Mn2	Fe2Mn2
aluminum  brass	HA177-2	C68700	CZ110	CuZn20Al2	CuZn20Al2As	C6870
Admiraltybrass	HSn70-I	C41100
		C44300	CZ111	CuZn28Snl	CuZn28Snl As	C4430
		C44500
Copper	T2	Cl 1000	C102	E-Cu58	Cu-ETP	Cl 100
	Tpl	Cl 2000		SW-Cu	Cu-DLP	C1201
	Tp2	Cl 2200	C106		Cu-DHP	Cl 220

Supply material according to customer is designatal standard Such as GB GB/T8890,American Standard- 111,American Standard ASTMB111,Britain standard BS2781, European standard EN12451,DIN 1785,JIS and other special standard and so on.

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Copper alloy tubes for petroleum industry

Applicatian:
Oil   pump,oil   pump,oil transmission  pipeline, engine oil, oil, oil field gas station.

Good characteristics:
High hardness,certain intensity, compression strength,corrosion resistance,strong wear resistance.

Grade and control table:

Material	GB	ASTM	BS	DIN	EU	JIS
Tinbrass	HSn62-1	C46200	CZ112			C4620
		C46420				C4642
Aluminumbrass	HAI66-6-3-2	C67000
Admiraltybrass	HSn70-1	C44300	CZ111	CuZn28Sn1	CuZn28Snl As	C4430

Supply material according to customer is designatal standard Such as GB GB/T8890 
American Standard- 111,American Standard ASTMB111,Britain standard BS2781,
European standard EN 12451,DIN1785, JIS and other special standard and so on.

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Copper alloy piping products

Applicatian:
Shipbuilding, marine engineering, marine cage culture,construction and other fields.

Good characteristics:
machinability, corrosion resistanle,adapt to contact with sea water environment; good mechanical  properties, bending,
compression  strength,  excellent  electroplate apply for varions demand in architectural engineering field, 
adapt to the various needs in the field of construction engineering Ling.

Grade and control table:

Material	GB	ASTM	BS	DIN	Eu	JIS
Brasstube	H96	C21000	CZ125	CuZn5	CuZn5	C2100
	H90	C22000	CZ101	CuZnIO	CuZnIO	C2200
	H85	C23000	CZ102	CuZnl5	CuZnl5	C2300
	H80	C24000	CZ103	CuZn20	CuZn20	C2400
Aluminumbronze	Qal5	C60600	CA101	CuAl5	CuAI5
		C60800
	Qal7	C61000	CAI 02	CuAl8	CuAl8
Cupronickel	B19	C71000	CN104	CuNi20Fe		C7100
		C70600		CuNilOFe		C7060
	BZn15-20	C75400	NS 105	CuNil8Zn20	CuNil8Zn20	C7521
		C75700		CuNil2Zn24	CuNil2Zn24

Supply material according to customer is designatal standard Such as GB GB/T8890,American
Standard- 111,American Standard ASTMB111,Britain standard BS2781,European standard
EN12451,DIN 1785,JIS and other special standard and so on.

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Copper and copper alloy tube

Applicatian:
Mainly used in precision instrument oil circuit, all kinds of locomotive pipeline, electronic products and other fields.

Good characteristics:
With long length, good toughness, convenient transportation and so on.

Grade and control table:

Material	GB	ASTM	BS	DIN	Eu	JIS
Brasstube	H70	C26000	CZ 106	CuZn30	CuZn30	C2600
	H70A	C26130	CZ 126		CuZn3OAs
	H68	C26200		CuZn33	CuZn33
		C26800				C2680
	H65	C27000	CZ 107	CuZn36	CuZn36	C2700
	H63	C27200	CZ 108	CuZn37	CuZn37	C2720
		C27400
	H62	C28000	CZ 109	CuZn40	CuZn40	C2800
Aluminum  brass	HA177-2	C68700	CA 110	CuZn20Al2	CuZn20Al2As	C6870
Tinbronzetube	Qsn6.5-0.1	C51900		CuSn6
	CuSn8
Copper Nickel	BFelO-1-1	C70600	CN 102	CuNilOFelMn	CuNilOFelMn
		C70610	CN 102	CuNilOFelMn	CuNilOFelMn
	BFe30-I-1	C71500		CuNi30Fe		C7150