Copper Nickel 7030 Round Bars

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Copper Nickel 7030 Round Bars Specification

Condition
New

Cross Dimension
As per client requirement

Outer Diameter
Up to 300 mm

Size
3 mm to 300 mm (custom sizes available)

Diameter
3 mm to 300 mm

Finish
Bright, Polished, Mill Finish

Surface Treatment
Bright, Polished, Smooth Finish

Product Type
Round Bars

Shape
Round

Strength
High tensile and yield strength

Hardness
70 to 120 HB

Alloy
Copper Nickel (Cu-Ni) 70/30

Grade
UNS C71500

Length
100 mm to 6000 mm

Color
Reddish with Metallic Finish

About Copper Nickel 7030 Round Bars

What Are Specification Copper Nickel 70/30 Round Bars?

Cupro Nickel Round Bar Specification :	ASTM B111 / A479, ASME SB111 / A479
Dimension Standard :	EN, DIN, JIS, ASTM, BS, ASME, AISI
Size :	14mm-300mm
Thickness :	50 mm to 6000 mm Long
Length :	1 To 6 Meters, Custom Cut Length
Form :	Round, Square, Hex(A/F), Rectangle, Billet, Ingot, Forging Etc.

Equivalent material Of Copper Nickel 70/30 Round Bars?

STANDARD	UNS	WNR.	EN	AFNOR
Cupro Nickel 70/30	C71500	2.0882	NiCr20CuMo	Z2NCUD31-20AZ

Chemical Composition Of Copper Nickel 70/30 Round Bars?

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 Round Bars?

Density	Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
0.323 lb/in3 at 68 F	2260 F	50000 psi	70 / 3000 psi	30 %

Superior Resistance for Demanding Environments

Copper Nickel 70/30 Round Bars are specifically designed to excel in aggressive marine and industrial atmospheres. The alloys excellent resistance to seawater corrosion, combined with its high tensile strength and smooth, polished finish, makes it a preferred choice for engineers seeking durability and longevity in harsh settings. These bars are manufactured in strict accordance with international standards and are suitable for a wide variety of structural and piping applications.

Precision Manufacturing & Wide Applicability

Produced to ASTM B151, B111, and B466 standards, these Cu-Ni 70/30 round bars maintain precise tolerances and offer dependable mechanical properties. Their superior machinability ensures ease in fabrication, while the stock availability and custom dimension services cater to project-specific requirements. The adaptability across diameters and finishes provides solutions for industries including marine engineering, power generation, and desalination plants.

FAQs of Copper Nickel 7030 Round Bars:

Q: How are Copper Nickel 70/30 Round Bars manufactured and finished?

A: Copper Nickel 70/30 Round Bars are engineered with 70% copper and 30% nickel, manufactured following ASTM B151, B111, and B466 standards. The finishing process includes options such as bright, polished, or mill finish, ensuring a smooth and attractive surface suitable for various industrial and aesthetic requirements.

Q: What are the primary benefits of using Copper Nickel 70/30 Round Bars in marine environments?

A: The main advantage of Cu-Ni 70/30 round bars in marine environments is their exceptional resistance to seawater corrosion, minimizing degradation and maintenance needs. This property, together with their strength and durability, makes them ideal for use in shipbuilding, marine fittings, and offshore structures.

Q: Where are these round bars commonly applied?

A: Copper Nickel 70/30 Round Bars are widely employed in marine construction, power generation, desalination plants, and heat exchangers. Their robustness and corrosion resistance make them a reliable material for components exposed to saltwater and harsh operational conditions.

Q: What is the sizing range and tolerance for Copper Nickel 70/30 Round Bars?

A: The available diameters range from 3 mm to 300 mm, with lengths between 100 mm and 6000 mm. Custom sizes can also be produced as per client specifications, maintaining a strict dimensional tolerance of +/- 0.5 mm for consistent quality.

Q: How quickly can orders for Copper Nickel 70/30 Round Bars be fulfilled?

A: Orders can typically be dispatched from ready stock or processed as per specific customer requirements. Lead times vary based on the size and finish required, but expedited delivery is often possible thanks to the extensive inventory held in India.

Q: What makes Copper Nickel 70/30 Round Bars suitable for high-strength applications?

A: These round bars provide high tensile and yield strength, alongside a hardness of 70 to 120 HB. This mechanical profile, coupled with good machinability and electrical conductivity (613% IACS), ensures reliability in demanding mechanical and structural applications.

Q: When is it advisable to use Copper Nickel 70/30 Round Bars instead of other materials?

A: Choosing Cu-Ni 70/30 round bars is ideal when projects demand both excellent corrosion resistanceespecially in saline or seawater environmentsand a combination of high strength, elongation (30% min), and customized finishes. Their versatility meets the needs of complex industrial challenges.

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