Flanges
Nickel Alloy Flanges

Nickel Alloy Flanges

We supply a wide range of Nickel Alloy Flanges engineered for high-performance applications in corrosive and high-temperature environments. Our products meet international standards such as ANSI B16.5, ASME B16.47, and DIN specifications, making them ideal for use in chemical processing, offshore oil & gas, power generation, and marine industries.

Available grades include Inconel 625, Inconel 718, Monel 400, Monel K500, Hastelloy C-276, C22, Nickel 200, 201, and Alloy 800, 825. We offer various types such as weld neck flanges, slip-on flanges, blind flanges, socket weld flanges, lap joint flanges, and threaded flanges.

Our nickel-based flanges are manufactured with excellent dimensional accuracy and are tested for pressure resistance, corrosion resistance, and mechanical strength. These flanges are widely used in pipelines, heat exchangers, pressure vessels, and reactors.

If you’re looking for a reliable nickel alloy flange supplier with fast delivery and full certification, contact us today for customized solutions and competitive prices.

High Temperature Corrosion Resistance
Fast Delivery in Stock
Custom Processing Services
Complete Quality Inspection Reports
Consult a Professional Advisor

Size Specification Range

We offer a wide range of Flanges, customizable to meet customer requirements

Parameter Specification Range
Welding Flange Outer Diameter 6 mm (0.236 in) – 1000 mm (39.370 in), Pressure Rating Class 150 – Class 2500
Lap Joint Flange Outer Diameter 6 mm (0.236 in) – 1000 mm (39.370 in), Pressure Rating Class 150 – Class 2500
Loose Flange Outer Diameter 6 mm (0.236 in) – 1000 mm (39.370 in), Pressure Rating Class 150 – Class 2500
Blind Flange Outer Diameter 6 mm (0.236 in) – 1000 mm (39.370 in), Pressure Rating Class 150 – Class 2500
Surface Condition Polished, Lathed, Precision Ground

Specification Details

  • All dimensions can be produced according to international standards (ASTM, ASME, EN, GB, etc.)
  • Non-standard dimensions are supported and can be produced based on customer drawings or requirements
  • Precision cutting service available, length tolerance can be controlled within ±0.01mm
  • Surface treatment options include polishing, pickling passivation, and electrolytic polishing

Common Materials and Standards

We offer a variety of nickel-based alloy seamless tubes that meet different industry standards and application requirements

Applications

Nickel alloys, with their excellent performance, are widely used in various harsh environments, meeting the special requirements of different industries

Chemical Equipment

Chemical Equipment

Nickel alloys are used in chemical equipment for their excellent corrosion resistance, strength, and durability, making them ideal for components like reactors, heat exchangers, and piping systems.

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Marine Engineering

Marine Engineering

Nickel alloys are used in marine engineering for their corrosion resistance and strength, ideal for ship parts and offshore platforms.

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Aerospace Industry

Aerospace Industry

Nickel alloys are used in aerospace for their high strength, heat resistance, and durability, making them perfect for engine components and structural parts.

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Semiconductor Industry

Semiconductor Industry

Nickel alloys are used in semiconductors for their conductivity and resistance to corrosion, making them ideal for connectors and heat sinks.

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Medical Equipment

Medical Equipment

Nickel alloys are used in the medical field for their biocompatibility, corrosion resistance, and strength, making them suitable for implants and surgical instruments.

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Oil & Gas

Oil & Gas

Nickel alloys are used in the oil and gas industry for their resistance to corrosion, high strength, and ability to withstand extreme temperatures, making them ideal for drilling equipment, pipelines, and offshore platforms.

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Performance Advantages

Nickel alloy seamless pipes provide reliable solutions for various demanding environments with their excellent performance

Strong Acid and Alkali Resistance

Maintains excellent corrosion resistance in environments with strong acids and alkalis, extending equipment lifespan

High Temperature Performance

Maintains good mechanical properties and structural stability at extreme temperatures up to 1100°C

High Strength and Compression Resistance

Excellent mechanical strength and toughness enable it to withstand high-pressure environments and mechanical stress, ensuring system safety

Long Lifespan and Low Maintenance

Outstanding durability significantly reduces maintenance frequency and replacement costs, enhancing overall system economy

Processing & Customization Services

We offer comprehensive processing and customization services to meet your specific requirements

Custom Cutting

Custom Cutting

We provide precise cutting services with tolerance controlled within ±1mm to meet your exact installation requirements

PMI Testing

PMI Testing Report

We provide professional Positive Material Identification (PMI) testing to ensure material composition meets standard requirements

End Processing

End Processing

We offer professional end treatments such as chamfering, beveling, and flaring to meet welding and connection needs

Small Batch Sampling

Small Batch Sampling

We support small batch customization and sampling to help clients verify design and material suitability

Frequently Asked Questions

We’ve compiled common customer questions to help you better understand our products and services

What are the main applications of nickel alloy flanges?

Nickel alloy flanges are commonly used in chemical processing, offshore platforms, power plants, petrochemical systems, and marine engineering where high corrosion and temperature resistance are critical.

How do you ensure the dimensional accuracy and sealing performance of your flanges?

All flanges are manufactured to tight tolerances and undergo precise machining. We perform dimensional inspection, surface flatness testing, and pressure sealing tests to ensure perfect fit and leak-proof performance.

Do your nickel alloy flanges meet international standards?

Yes, our flanges are produced in accordance with global standards such as ASME B16.5, B16.47, DIN, EN, and ISO. We also accommodate special requirements based on customer specifications.

What type of testing and certification do you provide?

We provide Mill Test Certificates with each shipment, showing chemical analysis and mechanical test results. Additional testing such as PMI, ultrasonic, or third-party inspection (e.g., SGS, BV) can also be arranged upon request.

How are flanges packaged for safe international transport?

Nickel alloy flanges are packed in strong, fumigated wooden cases with anti-rust protection and proper labeling. Each item is separated and secured to prevent surface damage and contamination during shipping.

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