Steelveron

Copper Nickel Flanges

Steelvron is a leading Copper-Nickel Flanges Supplier, Manufacturer, and Exporter, providing high-quality flange solutions specifically designed for marine, desalination, and offshore applications. Our Copper-Nickel Flanges, including Copper Nickel 70/30 Flanges and Copper Nickel 90/10 Flanges, are renowned for their excellent anti-fouling properties, exceptional corrosion resistance, and superior durability in seawater and harsh chemical environments.

Overview

As a trusted Copper-Nickel Flanges Supplier, Steelvron delivers flanges that combine mechanical strength with long-term reliability, making them ideal for critical industrial applications such as shipbuilding, offshore platforms, power plants, and water desalination systems. Manufactured in compliance with ASTM, ASME, DIN, EN, and JIS standards, our flanges are precision-engineered to ensure consistent performance even in the most demanding operating conditions.

We offer a wide variety of Copper-Nickel Flanges, including Weld Neck, Slip-On, Blind, Socket Weld, Threaded, Lap Joint, and Long Weld Neck Flanges. Each flange can be customized to meet client specifications, ensuring exact dimensions, smooth finishes, and optimal mechanical properties. Steelvron’s expertise as a Copper-Nickel Flanges Supplier ensures dependable solutions for both domestic and international projects.

Technical Specifications of Copper Nickel Flanges

Standards:

ASTM B466, ASTM B466M, ASME SB466, DIN, EN, JIS, BS, ANSI

Flanges Available:

Copper Nickel 70/30 Flanges, Copper Nickel 90/10 Flanges

Size Range:

½” (15 NB) to 48” (1200 NB)

Pressure Ratings:

Class 150, 300, 600, 900, 1500, 2500

Face Type:

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

Finish:

CNC Machined, Smooth Finish, Polished Finish

Forms:

Weld Neck, Slip-On, Blind, Lap Joint, Threaded, Socket Weld, Long Weld Neck

Chemical Properties Of Copper Nickel Flanges

Flange Name	Cu (%)	Ni (%)	Fe (%)	Mn (%)	Pb (max)	Other Elements
Copper Nickel 70/30 Flanges	70	30	1.0	0.5	0.05	Balance Cu-Ni
Copper Nickel 90/10 Flanges	90	10	1.0	0.5	0.05	Balance Cu-Ni

Physical Properties of Copper Nickel Flanges

Property

Copper Nickel 70/30 Flanges

Copper Nickel 90/10 Flanges

Density (g/cm³)

8.9

8.9

Melting Point (°C)

1170–1200

1080–1100

Tensile Strength (MPa)

450–550

300–400

Yield Strength (0.2% Proof, MPa)

200–280

150–220

Elongation (%)

30–45

35–50

Hardness (Brinell HB)

90–150

80–120

Modulus of Elasticity (GPa)

130

130

Thermal Conductivity (W/m·K)

29

36

Electrical Resistivity (µΩ·m)

0.35

0.35

Mechanical Properties Of Copper Nickel Flanges

Flange Name	Tensile Strength (MPa)	Yield Strength (MPa)	Elongation (%)
Copper Nickel 70/30 Flanges	450–550	200–280	30–45
Copper Nickel 90/10 Flanges	300–400	150–220	35–50

Types Of Copper Nickel Flanges We Offer

Copper Nickel Weld Neck Flanges

Copper Nickel Slip On Flanges

Copper Nickel Blind Flanges

Copper Nickel Socket Weld Flanges

Copper Nickel Threaded Flanges

Copper Nickel Lap Joint Flanges

Copper Nickel Spectacle Blind Flanges

Copper Nickel Reducing Flanges

Copper Nickel Orifice Flanges

Copper Nickel Ring Type Joint Flanges

Copper Nickel Square Flanges

Materials We Offer

Carbon Steel Flanges

Hastelloy Flanges

Hastelloy C22 / C276 Flanges

Monel Flanges

Monel 400/K500 Flanges

Inconel and Incoloy Flanges

Inconel 600/601/625/718 Flanges

Incoloy 800/800H/800HT/825 Flanges

Alloy 20 Flanges

FAQ

Your complete guide to understanding Steelvron’s products, materials, certifications, and industrial applications worldwide

Why choose Steelvron as a Copper-Nickel Flanges Supplier?

Steelvron delivers high-quality Copper-Nickel Flanges, including Copper Nickel 70/30 and 90/10 Flanges, with excellent anti-fouling properties, corrosion resistance, and custom solutions for marine and industrial applications.

Which Copper-Nickel Flanges are ideal for seawater applications?

Copper Nickel 70/30 Flanges offer superior resistance to corrosion and biofouling, while Copper Nickel 90/10 Flanges are ideal for moderate marine environments.

What standards do your Copper-Nickel Flanges comply with?

ASTM, ASME, ANSI, DIN, EN, and JIS standards.

Can you provide flanges for high-pressure marine pipelines?

Yes, our Copper-Nickel Flanges are designed for extreme pressure and harsh marine environments.

Do you offer customized flange sizes?

Absolutely. Copper Nickel 70/30 and 90/10 Flanges can be manufactured according to client specifications, drawings, and standards.

What is the maximum size of Copper-Nickel Flanges you supply?

Steelvron supplies Copper-Nickel Flanges up to 48” (1200 NB).

Are these flanges suitable for desalination plants?

Yes, both Copper Nickel 70/30 and 90/10 Flanges are widely used in seawater desalination and water treatment plants due to their excellent anti-fouling and corrosion-resistant properties.

Why Choose Us?

Global Expertise

Trusted manufacturer, supplier, and exporter of Copper Nickel Flanges worldwide.

Complete Range

Comprehensive portfolio covering all Copper Nickel Flanges materials and types, ensuring broad compatibility.

Certified Quality

ISO-certified facilities ensure strict manufacturing and testing, delivering precision products consistently.

International Standards

Products meet ASME, ANSI, DIN, EN, BS, and JIS norms, ensuring acceptance.

Custom Solutions

Supplying standard and tailor-made Copper Nickel Flanges, crafted to match exact specifications.

Worldwide Reach

Exporting to 50+ countries with a proven record of client satisfaction.

Property	Copper Nickel 70/30 Flanges	Copper Nickel 90/10 Flanges
Density (g/cm³)	8.9	8.9
Melting Point (°C)	1170–1200	1080–1100
Tensile Strength (MPa)	450–550	300–400
Yield Strength (0.2% Proof, MPa)	200–280	150–220
Elongation (%)	30–45	35–50
Hardness (Brinell HB)	90–150	80–120
Modulus of Elasticity (GPa)	130	130
Thermal Conductivity (W/m·K)	29	36
Electrical Resistivity (µΩ·m)	0.35	0.35

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