Flanges are used in a variety of industries and applications. They are components in piping systems, industrial machinery, and oil refining. There are many steps involved in creating content for your blog post or website – planning out the topic you want to cover, doing research on related topics so that you have sources lined up in advance, and structuring your article so that it flows from point to point. While all these tasks might seem complicated, find out in this article how AI-powered software can actually make them much easier on you!

What is a Copper Nickel Flange?

A cu-ni flange is a type of pipe flange that is made from a copper alloy. This type of flange is typically used in applications where corrosive materials are being transported, such as in chemical plants or water treatment facilities. Copper nickel flanges are also often used in environments where high temperatures are present, such as in steam lines.

Copper nickel flanges are available in a variety of sizes and designs, and can be custom-made to meet the specific needs of your application. When selecting a copper-nickel flange, it is important to consider the pressure and temperature ratings of the flange, as well as the compatibility of the material with the fluids being transported.

Advantages of a Copper-Nickel Flange

There are many advantages to using a copper-nickel flange over other types of flanges. Copper nickel is an extremely versatile metal that can be used in a wide variety of applications. It is also very strong and durable, making it an ideal choice for use in high-pressure applications. Copper nickel has a high resistance to corrosion, making it an excellent choice for use in corrosive environments. In addition, copper-nickel is a very good conductor of heat and electricity, making it an ideal choice for use in electrical and thermal applications.

How to Measure the Amount of Flange needed for your Project

If you’re working on a plumbing or construction project that requires the use of a copper-nickel flange, you’ll need to know how to measure the amount of flange needed for the job. This can be a tricky task, but with a little know-how, you should be able to get it done quickly and easily.

There are two main types of flanges – slip-on and weld-neck. Slip-on flanges are the most common type, and they’re relatively easy to measure. Simply take the inner diameter (ID) of the pipe you’re using and subtract the thickness of the flange from it. This will give you the ID of the hole that needs to be cut in order for the slip-on flange to fit snugly against the pipe.

Weld-neck flanges are a bit more complicated to measure for, but not by much. First, you’ll need to take the ID of the pipe and subtract the thickness of the neck ring from it. This will give you the ID of the hole that needs to be cut in order for the weld-neck flange to fit snugly against the pipe. Next, you’ll need to measure the length of the neck

ASTM B151 Cupro Nickel Pipe Flanges

Forged and Plate Flanges

Copper Nickel Slip-On FlangesCopper Nickel Threaded FlangesSizes 1/8″ – 36″Raised Face or Flat Face
Copper Nickel Weld Neck FlangesCopper Nickel Socket Weld Flanges
Copper Nickel Blind FlangesCopper Nickel Reducing Flanges
Copper Nickel Lap Joint FlangesCopper Nickel Plate Flanges
Copper Nickel Orifice FlangesCopper Nickel Forged Flanges
Copper Nickel Ring Type Joint FlangesCopper Nickel Square Flanges

Copper Nickel Weld Neck Flange Material Specification Chart

90/10 Copper Nickel flanges Size Chart1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000
Copper alloy 90/10 SORF Flange StandardsANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
UNS C70600 Flange Pressure Rating ANSIClass 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
Cupro Nickel 90/10 Flange Pressure Calculation in DIN6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
Copper nickel alloy 90/10 FlangeJIS5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K
UNS C70600 FlangeUNI6Bar 10Bar 16Bar 25Bar 40Bar
90/10 copper nickel FlangeEN6Bar 10Bar 16Bar 25Bar 40Bar
CoatingOil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized
Most common types of 2.0872 cuni FlangeForged / Threaded / Screwed / Plate
Test CertificatesEN 10204/3.1BRaw Materials Certificate100% Radiography Test ReportThird Party Inspection Report, etc
DIN 2.0872 Flange Production techniqueForged, Heat treated and machined
2.0872 cuni Flange Connect Type/ Flange Face TypeRaised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove
Special designAs per your drawing, ANSI, BS, DIN, and JIS15 NB (1/2″) to 200 NB (8″)Equal and Reducing Configurations
Copper alloy 90/10 Flange TestDirect-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI ultrasonic flaw detector, Magnetic particle detector
DIN 2.0872 Flange EquipmentPress machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine, etc
Copper nickel alloy 90/10 Flange OriginIndian / West Europe / Japan / USA / Korean
Manufacturer of Copper alloy 90/10 FlangeANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE, etc.: -BS Flange, EN Flange, API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI FlangeB.S: BS4504, BS3293, BS1560, BS10AS 2129: Table D; Table E; Table HANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom DrawingsANSI: ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48American standard (ANSI)German (DIN)British standard (BS)DIN: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638The another standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203; UNI2276
Werkstoff 2.0872 Flange Uses & applicationBitumen upgraders.Heavy oil refineries.Nuclear power (mostly seamless).Petrochemicals and acids.

Copper Nickel Flange Standards / Types And Pressure Class :

ASME/ANSI B 16.5Welding Neck Flange, Slip Flange, Blind Flange, High Hub Blind Flange, Socket Weld Flange, Lap Joint Flange, Threaded Flange, Ring Type Joint Flange
PRESSURE CLASS150, 300, 400, 600, 900, 1500, 2500
ASME/ANSI B 16.47Welding Neck Flange, Blind Flange [Series A & B]
PRESSURE CLASS75, 150, 300, 400, 600, 900
ASME/ANSI B 16.36Welding Neck Flange, Slip on Flange, Threaded Flange
PRESSURE CLASS300, 400, 600, 900, 1500, 2500
BS 4504 SEC 3.1Welding Neck Flange, Hubbed Slip Flange, Hubbed Threaded Flange, Lapped Pipe End Flange, Plate Flange, Loose Plate Flange, Loose Plate With Weld Neck Flange, Blank Flange
BS 4504[PART 1]Welding Neck Flange, Hubbed Slip-On Hubbed Threaded, Plate Flange, Loose Plate With Weld On Plate Collar, Blank Flange
BS 1560 BOSSWelding Neck Flange, Socket Welding Flange, Slip-On Flange, Blind Flange, Screwed Boss Flange, Lapped Flange
PRESSURE CLASS150, 300, 400, 600, 900, 1500, 2500
BS10Welding Neck Flange, Plate Slip-On Flange, Screwed Boss Flange, Slip-On Boss Flange, Blind Flange
DIN FLANGESDIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673

ASME SB151 Copper Nickel Flanges Equivalent Grades

Copper Nickel 90/102.0872C70600
Copper Nickel 70/302.0882C71500

Chemical Composition of Copper Nickel Pipe Flanges

Cu-Ni 90-1088.6 min1.0 max.05 max9-11 max1.8 max1 max
Cu-Ni 70-3065.0 min1 max.05 max29-330.4-1.01 max

Mechanical Properties of ASTM B152 Copper Nickel Plate Flanges

ElementDensityMelting PointTensile StrengthYield Strength (0.2%Offset)Elongation
Copper Nickel 90-10 / 70-300.323 lb/in3 at 68 F2260 F50000 psi20000 psi30 %

Pressure Rating of Copper Nickel Plate Flanges

Temp., °CCopper Nickel Plate Flanges Working Pressures by Classes, bar
-29 ~ 3820.051.768.9103.4155.1258.6430.9


If you’re looking for a reliable and durable flange material, then copper-nickel is definitely worth considering. It has a wide range of benefits that make it ideal for use in a variety of industries, from oil and gas to marine applications. With its resistance to corrosion and ability to withstand high temperatures, copper-nickel is definitely a flange material that you can rely on.

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