The ASME SB111 standard specifies in detail all aspects of the manufacturing process, material selection, and quality control for copper-nickel seamless tubes, ensuring product reliability and stability. Simultaneously, the standard emphasizes the corrosion resistance of the product and evaluates the tube's performance in various environments through a series of stringent testing methods.
ASME SB111/ASTM B111 C70600 copper-nickel tubes are primarily composed of copper, nickel, iron, and manganese. The nickel content ranges from 9.0% to 11.0%, iron content between 1.0% and 1.8%, manganese content not exceeding 1.0%, zinc content not exceeding 1.0%, and lead content not exceeding 0.05%. Other elements such as phosphorus and carbon are also subject to strict content limits.
Mechanical Properties of ASME SB111/ASTM B111 C70600 Copper-Nickel Tubes
Tensile Strength: The tensile strength of ASME SB111 C70600 copper-nickel tubes typically ranges between 275 MPa and 550 MPa, depending on their heat treatment state and processing methods. Higher tensile strength means the alloy can withstand greater maximum stress before fracturing under tension, making it suitable for high-pressure environments.
Yield Strength: Yield strength is the maximum stress a material can endure before plastic deformation occurs. The yield strength of ASME SB111 C70600 copper-nickel tubes typically ranges from 105 MPa to 350 MPa, also influenced by heat treatment and processing methods. This property ensures the material's stability under stress.
Elongation: The elongation of ASME SB111 C70600 copper-nickel tubes generally ranges from 20% to 40% (some sources cite approximately 30%), indicating good plasticity. This means the alloy can undergo significant plastic deformation without fracturing under external force, making it suitable for cold working and shape modification.
Hardness: The Vickers hardness of ASME SB111 C70600 copper-nickel tubes typically ranges from 160 HV to 210 HV, indicating good wear resistance and anti-scratch properties. Under the same conditions, the Brinell hardness of C70600 copper-nickel tubes is approximately 80 HB to 150 HB (some sources cite around 150 HB), ensuring long-term stability in high-wear environments.
ASME SB111 C70600 Copper Nickel Tube Chemical Composition
| UNS NO. | ASME SB111 C70600 Copper Nickel Tube CHEMICAL COMPOSITION % | |||||
| CU | NI | FE | ZI | MN | PH | |
| C70600 | REM | 9.0-11.0 | 1.0-1.8 | 1.0 | 1.0 | --- |
ASME SB111 C70600 Copper Nickel Tube Tensile Requirements
| UNS NO. |
Temper Designation |
Tensile Strength min, ksi |
Yield Strength min, ksi |
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| Code | Name | |||
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C70600, C70620 |
O60 | Annealed | 40 | 15 |
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C70600, C70620 |
H55 | Light-drawn | 45 | 35 |
Applications of ASME SB111 C70600 Heat Transfer Equipment Copper Tubes
Marine Engineering: C70600 copper-nickel tubes exhibit excellent corrosion resistance in seawater environments, making them suitable for manufacturing key components of desalination equipment. They are also widely used in ship components, such as pipelines, cooling systems, and seawater pumps. These components require long-term operation in seawater environments, and the corrosion resistance of C70600 copper alloy ensures their long-term stability and reliability.
Petroleum Industry: In petrochemical production processes, equipment such as reactors, heat exchangers, and evaporators must withstand high temperatures, high pressures, and highly corrosive media. The excellent properties of C70600 copper-nickel tubes make them an ideal material for manufacturing such equipment. In corrosive media and high-temperature, high-pressure environments, C70600 copper-nickel tubes are widely used in pipelines, valves, and pump bodies, ensuring the normal operation of petrochemical equipment with their stable performance.
Aerospace: Components such as turbine blades and combustion chambers in aircraft engines must operate under extreme high-temperature and high-pressure conditions. The high-temperature strength and corrosion resistance of C70600 copper-nickel tubes make them highly suitable for such applications. Additionally, the lightweight, high strength, and good corrosion resistance of C70600 copper-nickel tubes make them an ideal material for manufacturing satellite components.
Food Processing Industry: Examples include brewing equipment, milk heaters, juice mixers, and ice makers. The corrosion resistance and hygienic properties of C70600 copper-nickel tubes meet food safety and sanitation requirements.
ASTM B111 C70600 (90-10 Cu-Ni) belongs to the copper-nickel alloy (Cu-Ni) category, commonly known as 90-10 cupronickel. Thanks to the synergistic effect of nickel and iron, C70600 copper-nickel tubes resist uniform corrosion, pitting, and crevice corrosion, exhibiting excellent overall corrosion resistance in seawater environments. This enables them to quickly adapt to high seawater flow conditions. Additionally, C70600's resistance to ammonia stress corrosion cracking far surpasses that of brass, and it offers good thermal conductivity, strength, and workability. Its performance is very close to that of C71500 in all aspects but at a significantly lower cost, making it a cost-effective alternative that strikes an excellent balance between performance and cost.
Copper products that GNEE can provide
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High quality 99.9% pure copper pipe / straight copper tube / copper alloy pipe |
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Standard |
ASTM,DIN,BS,CDA,JIS,GB |
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Material |
T1,T2,C10100,C10200,C10300,C10400,C10500,C10700,C10800, |
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Shape |
Round,Square,Rectangular,etc. |
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Specifications |
Round:wall thickness:0.2mm~120mm,outside diameter:2mm~910mm
Square:wall thickness:0.2mm~120mm,size:2mm*2mm~1016mm*1016mm Rectangularwall thickness:0.2mm~120mm,size:2mm*4mm~1016mm*1219mm |
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Length |
3m,5.8m, 6m, 11.8m, 12m, or as required. |
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Hardness |
1/16 hard,1/8 hard,3/8 hard,1/4 hard,1/2hard,full hard,soft,etc |
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Surface |
mill,polished,bright,oiled,hair line,brush,mirror,sand blast,or as required. |
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Price term |
EXW, FOB, CFR, CIF, etc. |
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Payment term |
T/T |
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Package |
Export standard package: bundled wooden box, suit for all kinds of transport, |
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Delivery time |
According to order quantity |
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Export to |
Singapore,Indonesia,Ukraine,Korea,Thailand, Vietnam, Saudi Arabia, Brazil, Spain, |
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Application |
Copper pipe is the first choice of residential housing water pipes, heating, cooling pipes |
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Straight copper rod/copper round bar |
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Standard |
ASTM,DIN,BS,CDA,JIS,GB |
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Material |
T1,T2,C10100,C10200,C10300,C10400,C10500,C10700,C10800, |
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Shape |
Round,Square,Rectangular,etc. |
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Specifications |
Diameter:3~200mm |
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Length |
3m,5.8m, 6m, 11.8m, 12m, or as required. |
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Hardness |
1/16 hard,1/8 hard,3/8 hard,1/4 hard,1/2hard,full hard,soft,etc |
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Surface |
mill,polished,bright,oiled,hair line,brush,mirror,sand blast,or as required. |
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Price term |
EXW, FOB, CFR, CIF, etc. |
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Payment term |
T/T |
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Package |
Export standard package: bundled wooden box, suit for all kinds of transport, |
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Delivery time |
According to order quantity |
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Export to |
Singapore,Indonesia,Ukraine,Korea,Thailand, Vietnam, Saudi Arabia, Brazil, Spain, |
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Application |
A copper rod is a type of colored metal processing bar stock with high electrical conductivity. It is mainly divided into brass |
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Size |
Width: 10mm to 2000mm, |
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Hardness |
1/16 hard,1/8 hard,3/8 hard,1/4 hard,1/2hard,full hard. |
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Surface |
Polished,bright,oiled,hair line,brush,mirror,or as required |
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Package |
Plastic film with Wooden case or wooden pallet |
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Delivery time |
Prompt delivery or upon your order quantity. |
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Quality Control |
Mill Test Certification is supplied with shipment,Third Part Inspection is acceptable. |
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Application |
widely used inair conditioners,refrigerators,electric,solar water heater, polished pipe an be used in decorative,such as stair |
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Shape |
Round, Square, Oval, can be customized |
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Item |
Copper Wire |
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Standard |
ASTM,DIN,BS,CDA,JIS,GB |
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Material |
T1,T2,C10100,C10200,C10300,C10400,C10500,C10700,C10800, |
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Shape |
Round |
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Specifications |
As required. |
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Length |
As required. |
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Hardness |
1/16 hard,1/8 hard,3/8 hard,1/4 hard,1/2hard,full hard,soft,etc |
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Surface |
mill,polished,bright,oiled,hair line,brush,mirror,sand blast,or as required. |
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Price term |
EXW, FOB, CFR, CIF, etc. |
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Payment term |
T/T |
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Package |
Export standard package: bundled wooden box, suit for all kinds of transport, |
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Delivery time |
According to order quantity |
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Application |
Copper wire, as a conductive material, is widely used in power transmission and electronic devices. Transformers, inductors, |
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Copper CNC machined parts
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Custom CNC Machining Parts of Most Materials
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Quotation
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According to your drawing(size, material, thickness, processing content, and required technology, etc)
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Materials Avaiable
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Brass,Stainless Steel,Q235&Q345 steel, Zinc-plate Sheet,Stainless Steel, Aluminum,Copper, etc.
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Surface Treatment
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Zinc Plating, chrome plate, powder coating, anodizing, wire drawing, silk-screen printing, etc
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Processing
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Laser Cutting, Precision Stamping, CNC Bending, CNC Milling, CNC Turning, Threading, Riveting, Drilling, CNC Punching,Die Casting, Laser Welding, etc.
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Testing Equipment
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CMM/Tool microscope/multi-joint arm/Automatic height gauge/Manual height gauge/Dial gauge/Roughness measurement
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Drawing Formats
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PRO/E, Auto CAD, Solid Works , UG, CAD / CAM / CAE, PDF
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Our Advantages
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1.) 24 hours online service & Quickly Quote/Delivery.
2.) 100% QC quality inspection before delivery, and can provide quality inspection form.
3.) 18+ years of experience in the CNC machining area and have a senior design team to offer perfect modification suggestions. |
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Tolerance丨Surface Roughness
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Generally +/-0.1-0.2mm
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Sample service
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Avaliable before bulk order. Samples charge according your design, The sample fee can be used as the payment for mass goods.
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About Us
Founded in 2008, we specialize in exporting premium copper products. Our manufacturing leverages continuous casting lines and precision drawing machines. Rigorous quality control, including eddy current testing and spectrometer analysis, guarantees the superior performance of our copper tubes and coils for global applications.
If you need any help, please contact us immediately!
Email address：sales@gneemetal.com
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