Cuni 9010 pipe properties are that they exhibit tremendous resistance to corrosion by sea water, because of the significant quantity of iron and manganese that are present in them. Astm a 709 grade 50 steel astm specs are for one alloy and a few products for example, shapes and plate. The bacteriostatic properties and resistance of copper nickel to macrofouling are well recognised and widely used. Basic principles for design and fabrication, test din 850044. Johnson tube company, a division of johnson international industries, inc. We also offers a complete range of cu ni forged pipe fittings such as cu ni elbow, cu ni tee, cu ni cross, cu ni reducer, cu ni stub ends and cu ni pipe bends etc. Korea supplier of cuni pipe, cuni fitting, cuni flange, copper nickel pipe, copper nickel fitting, copper nickel flange, fittings, hardware. The 9010 cuni alloy has a good balance of properties and is more cost effective than the 7030 composition, which makes it popular for several applications. Copper and many copper alloys retain ductility at low temperatures. Copper nickel c706 is also known as copper nickel 9010 because it is made up of 10% nickel or as astm b466 and asme sb466. A guide to copper alloys and copper nickel alloys azom.
Cu % ni ni temperature, o c liquid cu, ni solid solution figure 1 the cu ni binary phase diagram. A selection of cast 9010 coppernickel pipe fittings and flanges. Techrod 187 we use cookies to help our website work more effectively and efficiently, and to align our services and advertisements to your needs. You have clicked a page that seems to be very popular.
Some of the better known copper nickel alloys include. Aviva metals c70600 copper nickel 9010 copper alloys. Monel metal is a nickelcopper alloy that contains a minimum of 52 percent nickel. C71500 copper nickel, also known as 7030 copper nickel, offers excellent corrosion resistance, especially in marine saltwater environments. To determine the approximate weight in pounds per foot lbft. About 30% of these are copper pipes, 16% are nickel, and 5% are steel pipes. Copper and nickel are completely soluble in each other, giving rise to a range of alloys that includes both copper nickel cu ni and nickel copper alloys, the latter alloys having been covered in the job knowledge articles numbers 107 and 108. Amardeep steel centre is one of the leading the manufacturers, exporters and supplier of cu ni forged fittings that are using high quality raw materials in mumbai, india. The various types of copper alloys are identified and guidance is given on processes and techniques which can be used in fabricating copper alloy components with a view to maintaining their corrosion or mechanical properties whilst avoiding the introduction of defects into the welds.
They are supported by most of the worlds producers of nickel and have offices in belgium, canada, china, japan and u. B466b466m18 standard specification for seamless coppernickel. Cuni 90 10 square tube has excellent antimicrobial properties. Oct 11, 2008 pipe absolute roughness pipe absolute roughness e tabulated are taken from from several sources.
Feb 22, 2011 absolute roughness values posted in student. We are an iso certified and oldest 9010 copper nickel tube suppliers in mumbai, india. They also have important additions of iron and manganese which are necessary to maintain good corrosion. As pipes get shorter and more complicated the proportion of the losses due to the fittings and valves gets larger, but by convention are still called the minor losses. Copper and copper alloys are chosen because of their corrosion resistance and electrical and thermal conductivity. They also have important additions of iron and manganese which are necessary to maintain good corrosion resistance. Copper and copper alloys were the first metals used in the fabrication of lowtemperature equipment for the liquefaction and storage of cryogenic fluids. When connecting pipes of various materials the difference in electrode potential may cause galvanic corrosion and serious damage on pipes, valves and other equipment in the system. They can be hardened by cold working, but not by heat treatment. Copper nickel alloys are of two types that include 9010 and 7030. The 9010 alloys are widely used as they are inexpensive.
Flow induced failure mechanisms of copper pipe in potable water systems. Alloys containing chromium, nickel and manganese are identified as 200 series types. Aviva metals is an industryleading manufacturer of copper alloys such as beryllium copper, oxygen free copper, and a wide variety of mixed copper alloys. B466 b466m18 standard specification for seamless coppernickel pipe and tube seamless copper alloy pipes seamless copper alloy tubes.
Sometimes called cupronickels, there exists a range of different coppernickel alloys possessing different properties and useful in a range of different applications. Coppernickel alloys, properties and applications nickel institute. In spite of the appropriate properties of the alloy, instances of failure have been. Fill in the alloying contents given in your inspection certificate. General principles for the radiographic examination din 860031. The working electrodes were plastic pipes by epoxy resin with a.
When migrating the old forums over to our new forums we were unable to retain the identity of the authors, so the old posts will show up as anonymous. Although the element is based on a simple pipe segment, it can also be a container for specified flow properties i. Its name, cunifer, is actually derived from its three main components. Flux cored arc welding of cuni 9010 piping with cuni 70. Tubes and pipes made from 9010 copper nickel material exhibit resistance to stress corrosion cracking and oxidation. The copper content typically varies from 60 to 90 percent. B46714 standard specification for welded coppernickel pipe. Our pipe flow expert software comes with its own database of pipe materials and pipe diameters, which includes the pipe roughness values and standard material schedules of many types of pipe. C71500 copper nickel metal alloys diversified metals. To guarantee quality in our manufactured alloys, we have earned iso 90012008 accreditation at our foundry in lorain, ohio, and our warehouse in houston, texas. The copper alloys are the ones with the longest tradition in the power industry. All new posts will show up credited to their authors. Weldability of materials copper and copper alloys twi.
Good morning i am new to the forum and i am looking for some help, i am trying to find the absoulte roughness values for copper nickel 9010, 7030 and titanium using the colebrook equation. The main wrought copper nickel alloys chosen for seawater service contain 10% or 30% nickel. Copper nickel forged fittings, cuni uns c71500, cuni 90. For aged pipes or debottlenecking purpose, higher roughness are expected. Api 5ct api 15hr api 15lr api 16a blast joint blast joints bop casing pipe css fiberglass pipe geothermal l80cr sagd seamless pipe steam injeciton tubing pipe vacuum insulated casing vacuum insulated tubing vic vit. With an increase in temperature, the strength decreases significantly, especially the creeping strength and strain limit. Table i nickel alloys grouped according to machining characteristics. Astm a234 wp11 90deg lr elbow, astm a234 wp11 return bend, astm a234 wp11 sr elbow. Feb 07, 2001 copper cu and nickel ni, adjacent elements in the periodic system, are closely related and completely miscible. Toughmet 3 spinodal bronze at 110 round bar and tube. Although many processes have been used to weld cu ni. A finite element model considering high frequency induction heating theorem coupled with the software deform. Also, naval brass, muntz metal and aluminium bronzes are slightly anodic to 9010 cu ni tubes and are therefore compatable.
Nominal size carbon steel pipe od mm inch metric ksjis astm iso din metric inch other standard rule europe size 18 3. Cupronickel or coppernickel cuni is an alloy of copper that contains nickel and strengthening elements, such as iron and manganese. Offshore osna 10 coppernickel alloy for seawater piping. Copper nickel offers excellent corrosion resistance, especially in marine salt water environments. Cunifer features remarkable properties that make it an ideal material for shipbuilding. The cu ni alloys can be utilized in making the pressure vessels about 300oc to 350oc.
The basic finite element used in cadre flow to construct flow networks are based on a simple straight section of pipe with a constant diameter. Alibaba manufacturer directory suppliers, manufacturers. Copper alloys have very good resistance to seawater, brine water, organic compounds, salts, diluted nonoxidizing acids, and more. Cuni alloy booklet from dki german copper institute. Greek letter tau to the rate of change of velocity, v, which in mathematical terms can be expressed as dvdy where this is the derivative of the of the velocity with respect to the distance y. Effect of al element on the microstructure and properties of cunife. Dimensions sizes and dimensions of pipes and tubes, and their fittings inside and outside diameter, weight and more. Therefore 9010 cu ni tubesheet can be used with 9010 cu ni tubes.
Contact one of our experts today to find out how we can help meet your copper nickel piping needs. The table below shows that 9010 and 7030 cu ni alloys become stronger while still retaining good. I have been able to locate absolute roughness values for steel and copper but cant seem to find the values for the copper alloys and titanium. Ships and marine technologydesign, production and test of pipeline systems for liquid mediapart. Amardeep steel centre is one of the leader manufacturers, supplier and exporters of high quality copper nickel forged fittings, cu ni uns c71500, cu ni 9010 forged pipe fittings, cupro nickel cu ni 7030 forged fittings, cu ni socket weld pipe fittings, cu ni threaded pipe. Dec 01, 2007 this article focuses on the techniques required from welders perspective, so that he or she can make the transition from tig welding carbon steel to tig welding alloy metals such as stainless steel, duplex stainless steel, inconel nicr, nicrmo and nicrcomo alloys, monel nicu and cuni alloys and pipe from related alloys. The main, wrought copper nickel alloys chosen for sea water service contain 10 or 30 percent nickel. For the cetequivalent, which is a prerequisite for the following welding parameter calculation, the range of validity is as follows in weight %. Standard specification for seamless coppernickel pipe and.
Offers excellent corrosion resistance, especially in marine salt water environments. Caution should be used if selecting these alloys in waters that have the presence of ammonia, hydrogen. C706 is known for its moderate strength, weldability, and formability. C70400, c70600, c70620, c7, c71500, c71520, and c72200.
Cunifer material is an alloy, a mixture of different metals. In addition of copper and nickel, many industrial cu ni alloys also comprise of manganese, iron and tin to. C70600 c71500 pipe copper nickel alloy pipe tubing tubes. Cuni 9010 sheets and plates suppliers, cupro nickel 9010 coils.
This specification covers welded coppernickel alloy pipes produced from copper alloy uns nos. Cuni alloys have interesting physical properties, good mechanical properties even under continuous loading and at elevated temperatures together with high resistance to corrosion in many media especially seawater. Typical failures of cuni 9010 seawater tubing systems and how to avoid them. Brine is the common name referring to all the secondary refrigerants or heat transfer fluids other then water. It displays high strength, antigalling properties, nonmagnetic, excellent machinability, corrosion resistance, and good bearing properties. Pipe will be bundled or packaged in uchannel boxing for shipment additional packaging available upon request. Contents coppernickel alloys, properties and applications page introduction 2 specifications, properties and availability 3 resistance to corrosion and biofouling 5 fabrication 7 machining 8 joining 9 coppernickel clad steel 10 pipelines for handling seawater 11 condensers and heat exchangers desalination plant 14. The stainless steels in the austenitic group have different compositions and properties, but many common characteristics. In this work, two grades of austenitic stainless steel are investigated, namely ass 304l and ass 316l. Besides of other elements, nickel is added in the highest concentration after copper.
Despite its high copper content, cupronickel is silver in colour. Copper nickel chromium rwma class 3 copper alloy c18000. For clad tube sheets, welded tube to tube sheet joints are preferred. Selecting reliable heat exchanger tube materials factors.
Tensile properties and hardness values form temper tensile strength. Din specifications covering 9010 cuni piping for offshore applications are. Within just a matter of a couple of hours, it can kill a huge range of microbes, including the likes of influenza a h1n1, clostridium difficile, e. I i i i i i iii i il i i co z o c e ili e co 00 e q cd 0 c 00 0 q a.
Material properties material properties for gases, fluids and solids densities, specific heats, viscosities and more. As the leading supplier of copper nickel, farmers copper ltd. This copper nickel alloy is known for its moderate strength, workability, formability and weldability. I have been able to locate absolute roughness values for steel and copper but cant seem to find the values for the copper.
To prove the quality of the product the firm conduct testing program where entire products are tested and inspected under the control of professionals. Because of their properties, cuni 9010 pipe are used in various applications and industries of the likes of desalination units, hydraulic lines. In many cases, the resistance to erosioncorrosion of the alloy allows its economical use as a piping material. Copper nickel tube cuni 7030 9010 astm b111 seamless. In long pipelines most of the pressure drop is due to the friction in the straight pipe, and the pressure drop caused by the fittings and valves is termed the minor loss. Important properties of cupronickel alloys include corrosion resistance.
Admiralty brass has good corrosion resistance in unpolluted fresh water, while al brass and copper nickel can be used in unpolluted higher chloride waters. The testing program included exposition to flowing seawater, tests aimed. The 9010 copper nickel alloys have great resistance to sea water corrosion due to the presence of significant amounts of manganese and iron. Cupronickel or coppernickel cuni is an alloy of copper that contains nickel and. Copper nickel alloys are used in the following applications. A wide variety of copper nickel pipe price options are available to you, such as type, application, and alloy or not. Room temperature mechanical properties minimum mechanical properties for annealed alloys 304 and 304l austenitic stainless steel tube as required by astm specifications a240 and asme specification sa240 are shown below. The alloys of interest in this report are cu 10% ni and cu 30% ni current welding processes to join cu ni pipe.
We can produce high quality steel pipe fittings, astm a234 wp11 pipe fitting,elbow,tee,reducers. Contact our knowledgeable sales associates today to inquire as to how we can assist you in your copper nickel tubing needs. The program will calculate the various carbon equivalents. Techrod 187 is a coppernickel electrode for shielded metal are welding of wrought or cast alloys of similar composition as well as 8020 and 9010 cuni alloys. To extract the experimental data and to predict the mechanical properties, the tensile tests are conducted at three different strain rates 0.
So please participate and share knowledge just as you have in the past. Pressure drop in pipe fittings and valves katmar software. The development of processing routes is also examined. Under certain circumstances in environments like water with free ions like salt sea water, acids or bases, higher temperatures and enough oxygen, systems deteriorates very fast. The properties of the binary cuni alloys are not adequate for many applications. Seamless copper nickel pipes cu ni available in an outside diameters. Coppernickel alloy properties vary with composition. We also maintain additional inventory of copper nickel in plate, bar, pipe, flanges and more.
C70600 and c71500 for general engineering applications. Water is the least expensive and it has best heat transfer properties among of all the secondary refrigerants. Useful tables listing standard specifications for round tube and pipe and rectangular tube. Typical failures of cuni 9010 seawater tubing systems and how to. For many decades, coppernickel alloy cuni 9010 uns c70600 has. Copper and nickel are completely soluble in each other, giving rise to a range of alloys that includes both coppernickel cu ni and nickelcopper alloys, the latter alloys having been covered in the job knowledge articles numbers 107 and 108. Copper cuni 9010, cuni 7030 pipe fitting piping material. Metal matrix composite coatings of cupronickel embedded with. Copper nickel pipe fittings, cuni 9010 butt weld elbow. Fluid viscosity properties fluid viscosity viscosity is usually denoted by the greek symbol.
Standard specification for supplementary requirements for nickel alloy rod and bar for nuclear applications. However, some instances of failure in coppernickel systems have been reported. Specifications include astm b151, cuni, astm b466, astm b111, astm b171, asme sb466, asme sb111, asme sb151, and more. Standard specification for supplementary requirements for ni. C70600 copper nickel 9010 used for copper nickel pipes and fittings.