Copper Nickel 7030 Flanges

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Copper Nickel 7030 Flanges Specification

Purity
Cu 70%, Ni 30%

Application
Marine, Shipbuilding, Oil & Gas, Heat Exchangers, Desalination Plants

Grade
UNS C71500, CW354H

Dimension (L*W*H)
As per customer drawing or standard dimensions

Feature
Corrosion Resistant, High Strength, Good Ductility, Excellent Fabricability

Product Type
Flange

Material
Copper Nickel 70/30 (Cu-Ni 70/30)

Standard
DIN, ANSI, JIS, BS, EN, IS

Shape
Round, Square, Customized

Surface
Smooth, Anti-rust Coating

Connection
Welded, Screwed, Threaded, Slip-On

Technics
Forged, Cast

Pressure
PN6, PN10, PN16, PN25, PN40, Class 150/300/600

Size
1/2 to 48 (DN15 to DN1200) or Customized

Color
Golden Bronze

Face Type
Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ)

Density
8.94 g/cm

Finish
Polished, Shot Blasted

Testing
100% Radiography, Ultrasonic & Pressure Tested

Packing
Export Worthy Wooden Cases or Pallets

Availability
Ready Stock & Custom Sizes

Hardness
HB 110-150

Manufacturing process
Hot Forged, Machined, Annealed

End Type
Butt Weld, Socket Weld, Threaded

Tolerance
As per international standards

About Copper Nickel 7030 Flanges

What Are Specification Copper Nickel 70/30 Flanges?

Specification :	ASTM B151 / ASME SB151
Dimension Standard :	ANSI B 16.5, BS 1560. BS 10, IS 6392, B-2.1 NPT, API, DIN, JIS. MSS SP 44
Standard :	STM / ASME SB 151 / 160 / 472.
Size :	NB to 12 NB
Class / Pressure :	150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS , ASA 150#, ASA 300# DIN ND 6,10,16,25,40 Etc

Equivalent material Of Copper Nickel 70/30 Flanges?

STANDARD	UNS	DIN
Cupro Nickel 70/30	C71500	2.0882

Chemical Composition Of Copper Nickel 70/30 Flanges?

Grade	Cu	Mn	Pb	Ni	Fe	Zn
Cupro Nickel 70/30	65 min	1.0 max	0.05 max	29-33 max	0.4-1.0 max	1 max

Mechanical Properties Of Copper Nickel 70/30 Flanges?

Density	Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
0.323 lb/in3 at 68 F	2260 F	50000 psi	20000 psi	30 %

Advanced Manufacturing Process for Superior Performance

Copper Nickel 70/30 flanges are produced using advanced techniques such as hot forging, precise machining, and annealing. This multi-step process enhances the products mechanical properties, improves corrosion resistance, and ensures consistent quality. Each flange is subjected to strict radiography, ultrasonic, and pressure tests. This attention to detail ensures durability and longevity, particularly in harsh marine and industrial environments.

Versatility in Design and Customization

With face options including Raised Face (RF), Flat Face (FF), and Ring Type Joint (RTJ), along with various end types, these flanges suit a wide array of piping systems. Sizes range from DN15 to DN1200, or can be customized as per client drawings. Surface finishes like polishing or shot blasting combined with anti-rust coatings provide both aesthetic and functional benefits, further extending service life.

Applications Across Key Industries

Copper Nickel 70/30 flanges are integral to operations in marine, shipbuilding, oil & gas, power plants, heat exchangers, and desalination plants. Their excellent strength, high ductility, and superior resistance to saltwater corrosion make them a reliable choice for environments where performance and longevity are non-negotiable.

FAQs of Copper Nickel 7030 Flanges:

Q: How are Copper Nickel 70/30 flanges manufactured for maximum durability?

A: These flanges undergo a multi-stage production process that includes hot forging, precise machining, and annealing. Each flange is rigorously tested using radiography, ultrasonic, and pressure tests to ensure superior mechanical properties and structural reliability.

Q: What types of face and end connections are available for Cu-Ni 70/30 flanges?

A: Flanges are available with Raised Face (RF), Flat Face (FF), and Ring Type Joint (RTJ). End connections include butt weld, socket weld, threaded, welded, and slip-on options, making them suitable for diverse installation scenarios.

Q: When should I use Copper Nickel 70/30 flanges in my project?

A: You should use these flanges in applications where high corrosion resistance, particularly to seawater or salty environments, is criticalsuch as marine engineering, shipbuilding, oil & gas systems, and desalination setups.

Q: Where do you export Copper Nickel 70/30 flanges from and in what packaging?

A: We export globally from India, providing flanges in export-worthy wooden cases or pallets. This ensures secure and damage-free delivery to destinations worldwide.

Q: What are the testing processes to ensure quality and reliability of Cu-Ni 70/30 flanges?

A: Each flange is subjected to 100% radiographic, ultrasonic, and hydrostatic or pressure testing, in accordance with international standards, to guarantee defect-free performance under demanding conditions.

Q: What are the advantages of using Copper Nickel 70/30 flanges over other materials?

A: Cu-Ni 70/30 flanges offer excellent resistance to marine corrosion, high strength, good ductility, and reliable weldability. The materials golden bronze hue and anti-rust coatings further enhance both appearance and durability.

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