Finned tubes:
1) Integral Low Finned Tubes
Increase surface area of tubes, Improves efficiency of heat exchangers and more compact size. Inner Fin, Outer Fin or both Inner and Outer Fin are available.
Tube Materials: Copper, Aluminum Brass, Copper Nickel and other Copper Alloy.
Fin Pitch: 19 to 26 Fin Per Inch.
2) Spiral Finned Tubes
We produced Spiral High Finned Tubes base tube material: Copper and Copper Alloy Tubes, Duplex Tubes and other alloy.
Tube Outside Diameter: from 10mm to 50mm
Fin Materials: Aluminum and Copper Mix. tubes.
Length: up to 15 meter.
Fin pitch: 7, 9, 10...13, 14 mm Fin Per Inch.
Fin height: 6mm to 12mm


Copper-Nickel Alloy tube:

1)Up to GB/T8890/ASTM B111/JIS H3300/BS EN12451 standards and so on.
2)Material designation: BFe10-1-1 / C70600 / C7060X / CuNi10Fe1Mn / CuNi9010 / Cu90Ni10 and BFe30-1-1 / C71500 / CuNi30Mn1Fe / CuNi7030 / Cu70Ni30 or other alloy
Material Brand of Copper-Nickel Alloy tube:3)Tubes temper: All tempers are available (Goods supply state: Annealed condition)
4)Dimensions: Outer diameter:5-419mm, Wall thickness: 0.5-10mm or according to the buyers' requirements, and also length and tolerance subject to the buyer's decisions.
5) Tubes in good straightness, with clean surface of both inside and outside
6)Application range: Copper-Nickel Alloy tube for condenser and heat-exchangers, Water Evaporators, Boiler Blowdown Heat Exchangers, air coolers, Gland Steam Condensers, Steam Ejector, Turbine Oil Coolers, Fuel Oil Heaters, Compressed Air Inter and After Coolers, Ferrules, Oil Well Pump Liner, Distiller , Marine Industry , and Nuclear Power etc.
 
 C70600 Copper Nickel "90/10"ASTM B151, MIL C15726F, SAE J461, SAE J463C70600 (C706) & C71500 (C715), Copper nickel offers excellent corrosion resistance, especially in marine salt water environments. The main, wrought copper-nickel alloys chosen for sea water service contain 10 or 30 percent nickel. They also have important additions of iron and manganese which are necessary to maintain good corrosion resistance.Typical Uses for C706 Copper Nickel "90/10":AUTOMOTIVE: Power Steering Tube, Brake Lines
CONSUMER: Screw Lamp Bases
INDUSTRIAL: Condenser Plates, Condensers, Weld Torch Tips, Heat Exchanger Tubes, Valve Bodies, Evaporator Tubes, Pressure Vessels, Distiller Tubes, Pump Impellers for Oil Refining, Ferrules, Evaporators
MARINE: Boat Hulls, Tube Sheet for Salt Water Service, Salt Water Pipe Fittings, Salt Water Piping Systems, Salt Water Piling Wrap, Hot Water Tanks, Salt Water Baffles, Propeller Sleeves, Ship Hulls, Water Hoses
PLUMBING: FlangesSizes Available From Hehong Precision(New Huahong Copper)TUBE&PIPE: 1/4" - 16" diameter , 6.35mm - 419mm diameter for seamless.
Bar:8-90,100,168mm diameter.
 
Copper-nickel UNS C70600 has a copper content of not less than 88.6%.
Tabulated below are the mechanical properties of UNS C70600 tubes as a function of heat treatment.The chemical composition of UNS C70600 copper alloy is outlined in the following table.Equivalent materials to UNS C70600 copper alloy are given in the table below. 
 
 
Copper-Nickel Alloy Tube Sheet / Blind flange
1)ASTM B171 and other standards ,Forgings ,with Certificate of Europe PED 4.3 or 3.1 , 3.2 , 3.3
2)Material designation: BFe10-1-1 / C70600 / C7060X / CuNi10Fe1Mn / CuNi9010 / Cu90Ni10 and BFe30-1-1 / C71500 / CuNi30Mn1Fe / CuNi7030 / Cu70Ni30 or other alloy.
Material Brand of Copper-Nickel Alloy Tube Sheet / Blind flange:Other materials: C46400 , C44300 , C36000 , CUAL10NI5FE4 , BS 1400 LGCS and other copper alloy metals.
3)Tubes temper: All tempers are available (Goods supply state: Annealed condition)
4)Dimensions: Outer diameter:Up to 2000mm  Thickness: Up to 800mm or according to the buyers' requirements, and also length and tolerance subject to the buyer's decisions.
5) Tube Sheet / Blind flange in good and clean surface.
6)Application range: Copper-Nickel Alloy Tube Sheet / Blind flange for condenser and heat-exchangers, Water Evaporators, Boiler Blowdown Heat Exchangers, air coolers, Gland Steam Condensers, Steam Ejector, Turbine Oil Coolers, Fuel Oil Heaters, Compressed Air Inter and After Coolers, Ferrules, Oil Well Pump Liner, Distiller , Marine Industry , and Nuclear Power etc.
 


   

1. Product with Certificate of Europe PED 4.3 or 3.1 , 3.2 , 3.3; with DNV-GL Certificate.Copper-Nickel alloy Material grade: C70600 / C7060X / CuNi10Fe1Mn / CuNi9010 / Cu90Ni10 / C71500 / CuNi30Mn1Fe / CuNi7030 / Cu70Ni30 / C71640  / CuNi30Fe2Mn2 / Cu70Ni30 /C71520 /CW352H / CW354H / CN102 / CN107 / 2.0872 / 2.0882 /Cu93Ni7 / Cu95Ni5 …

Brass Material grade: C44300 / C68700 / CZ111 / CZ110 / CuZn28Sn1 / CuZn20AL2 / C45000 / CuZn28Sn1As /C45010 /C45020 / CZ 126 / CZ108 / C28000 / C27000 / CuZn36 / CuZn37
And,Other Copper Alloy casting by HHP copper



Company Reference


      Jiangyin Hehong Precision Technology (HHP COPPER /Jiangyin New Huahong Copper Industry Co., Ltd. ) is a Branch of Huahong Group (A-STOCK : 002645.SZ), a famous Copper Alloy products manufacturer in eastern China, near to Shanghai.
      We are specializing at the production of copper and copper alloy (admiralty brass/naval brass, aluminum brass, cupronickel/copper nickel) condenser tube, efficient heat exchange tube, large diameter copper nickel pipe, copper alloy forged flanges, oxygen-free copper products and  railway ground cable, has been formed annual production capacity of more than 30000 tons of copper products. Products are widely used on seawater desalination, nuclear power, petrochemical, marine, steam turbine, pressure vessels, heat exchangers, central air-conditioning, household appliances and railway transit, etc.
      And we wrote the National Standard of copper alloy seamless tube/pipe for Nuclear Power!