Your Professional Alloys Supplier

 

JN is a company with more than 15 years of experience in providing high-quality Stainless steel and Nickel Alloys. Its product range covers Pipes, steel Plates, Flanges, Prefabricated welding products, etc. Since its establishment, we have been constantly pursuing technological innovation and excellent quality and have become a leader in the industry.Technical consultation: providing customers with professional technical support and consultation to help them choose the most suitable materials and processing solutions.

 
  • Stainless Steel 304 / UNS S30400 / 1.4301
    Type: . Pipes. Plates. Bars. Fittings. Forgings. Flanges. Prefabrication. We are stainless steel 304 manufacturer and supplier, top quality, competitive price, professional
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  • Stainless Steel 316 / UNS S31600 / 1.4401
    Type: . Pipes. Plates. Bars. Fittings. Forgings. Flanges. Prefabrication. We are stainless steel 316 manufacturer and supplier, top quality, competitive price, professional
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  • Stainless Steel 304L / UNS S30403 / 1.4306, 1.4307
    Type: . Pipes. Plates. Bars. Fittings. Forgings. Flanges. Prefabrication. We are stainless steel 304L manufacturer and supplier, top quality, competitive price, professional
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  • Gas Turbine Alloy Forgings
    Gas turbine alloy forgings are engineered for critical hot-section and load-bearing components within advanced turbine systems. These structural components maintain mechanical integrity under continuous high temperatures, severe rotational
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  • Heat-Resistant Alloy Forgings
    Heat-Resistant Alloy Forgings are high-integrity components engineered for continuous operation under elevated temperatures, severe thermal cycling, and high mechanical loads.
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  • High-Temperature Structural Forgings
    High-Temperature Structural Forgings are engineered load-bearing components designed for continuous operation in environments defined by elevated thermal profiles and severe mechanical stress.
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  • High-Pressure Turbine Forgings
    High-Pressure Turbine Forgings are high-integrity, precision-engineered rotating components designed for turbomachinery operating under severe thermal gradients, cyclic mechanical stresses, and high-velocity rotation.
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  • Aerospace High-Temperature Forgings
    Aerospace high-temperature forgings are engineered near-net-shape components and blanks designed for deployment in aircraft engines, gas turbines, auxiliary power units (APUs), and high-load structural assemblies operating under sustained
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  • Nickel-Based Superalloy Forgings
    Nickel-based superalloy forgings are engineered for extreme elevated-temperature service where standard alloy steels compromise tensile strength or dimensional stability.
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  • Subsea Pipeline Alloy Parts
    Subsea Pipeline Alloy Components are engineered, pressure-retaining hardware designed for critical offshore, deepwater, and subsurface pipeline systems.
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  • Oil Pipeline Alloy Parts
    Oil Pipeline Alloy Parts are precision-engineered elements critical for pipeline construction, high-pressure connection, flow control, and structural integration.
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  • Wellhead Alloy Components
    Wellhead Alloy Components are precision-engineered parts designed for critical pressure containment and flow control in high-pressure, high-temperature (HPHT) subsurface environments.
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Why Choose Us
 
01/

Product Application
Oil and Gas, Power Plants, Chemical and Petrochemical, Food and Beverage, Pharmaceutical, Automotive, Aerospace, Marine and many other Industries.

02/

One-stop Services
We provide high-quality products according to customer needs, and we can also recommend suitable products to customers according to their needs.

03/

Production Market
We are mainly engaged in pipelines for oil and gas plants, and the main markets are Southeast Asia, Asia, the Middle East, Europe, some countries in North America and South America, and some other countries in need. Because these customers recognize our company, they will also introduce local customers to us.

04/

Our Certificate
We have passed a series of quality certifications: CE, ISO 9000, PED EU pressure equipment manufacturing license, GOOST, Special equipment manufacturing license (TS), Factory accreditation certificate (MA) of the United States Classification Society, ect.

 

Types of Alloys

Stainless Steel

Stainless steel is a corrosion-resistant iron-based alloy containing a minimum of 10.5% chromium. The chromium forms a passive oxide layer that protects against rust and staining. Common types include Austenitic 304, 316, Ferritic 430, and Martensitic 410. Key properties include corrosion resistance, strength, and ease of cleaning.

Duplex Steel

Duplex steels feature a mixed microstructure of approximately 50% austenite and 50% ferrite phases. Common grades include 2205 (UNS S32205/S31803). They offer good corrosion resistance, especially in chloride environments, and are used in chemical processing, oil & gas pipelines, marine applications, and desalination plants.

Alloy 31 / UNS N08031 / 1.4562
Stainless Steel 317 / UNS S31700 / 1.4449

Super Duplex Steel

Super duplex stainless steels are advanced alloys with higher chromium, molybdenum, and nitrogen content than standard duplex grades. This offering exceptional corrosion resistance in aggressive environments like seawater, chemical processing, and offshore oil & gas systems. Grades like 2507 (UNS S32750) provide very high strength, excellent chloride SCC resistance, and good weld ability.

Nickel Alloys

Nickel alloys are high-performance materials primarily composed of nickel, often combined with chromium, molybdenum, iron, copper, and other elements. Renowned for outstanding resistance to extreme corrosion, high temperatures, and oxidation. Key grades include:

Monel 400, Inconel 600, Hastelloy C276, Inconel 625, etc.

 

 

JN Product Categories

 

 

 

  • Bars
  • Plates
  • Sheets
  • Pipes
  • Pipe Fittings
  • Flanges
  • Tubes
  • Prefabrication Pipe Spools

 

Stainless Steel Series

304

304L

310S

316

316L

316H

316Ti

316Lmod

316LN

317

317L

321

321H

347

347H

904L

AL6XN

17-4PH

254SMO/F44

 

 

Duplex and Super Duplex Series

Duplex F51

Duplex F60

Super Duplex F53

Super Duplex F55

 

Hastelloy Alloy Series

Hastelloy C276

Hastelloy C22

Hastelloy C4

Hastelloy C2000

Hastelloy B2

Hastelloy B3

Hastelloy G30

Hastelloy X

 

Inconel Alloy Series

Inconel 600

Inconel 601

Inconel 625

Inconel 718

 

Incoloy Alloy Series

Incoloy 800    

Incoloy 800H

Incoloy 800HT

Incoloy 825

 

Monel Alloy Series

Monel 400

Monel K500

   

 

Nickel Alloy Series

Alloy 20

Alloy 31

Nickel 200

Nickel 201

 

Application of Alloys
 

Construction Materials
Alloys are commonly used in construction materials due to their enhanced properties compared to pure metals. For example, stainless steel, an alloy of iron, chromium, and nickel, is widely used in construction for its corrosion resistance, strength, and aesthetic appeal.

 

Aerospace Industry
Alloys play an important role in the aerospace industry, where materials need to withstand extreme conditions of temperature, pressure, and stress.

 

Medical Implants
Alloys find applications in medical implants, where biocompatibility, strength, and corrosion resistance are essential.

 

Automotive Industry
Alloys are extensively used in the automotive industry to improve the performance, safety, and fuel efficiency of vehicles. Similarly, magnesium alloys are used in lightweight components like gearbox casings and steering columns.

 

Electronics and Electrical Engineering
Alloys are used in various electronic and electrical applications due to their conductivity, magnetic properties, and resistance to corrosion. For example, copper alloys such as brass and bronze are used in electrical wiring, connectors, and switches due to their excellent electrical conductivity and durability.

 

 

Product Packaging

 

 

productcate-824-578

 

 

Lead time

 

 

Quantity (pieces)

1 - 100

> 100

Lead time (days)

21

To be negotiated

 

 

FAQ

 

 

Q: Why are alloys used in everyday life?

A: Alloys solve many problems by producing long-lasting components with improved corrosion resistance, lighter weights, greater thermal resistance, and lower costs. In many ways, alloys outperform pure metals for castings. As a result, alloys are the best option for castings.

Q: What are alloys and how are they used?

A: A metal alloy is a substance that combines more than one metal or mixes a metal with other non-metallic elements. For example, brass is an alloy of two metals: copper and zinc. Steel is an alloy of a metallic element (iron) and a small amount — up to 2% — of a non-metallic element (carbon).

Q: What are the industrial applications of alloys?

A: Alloys are widely employed in a variety of industries, including aircraft manufacture, military, industrial, medical, and manufacturing. Aluminum, copper, nickel, stainless steel, and titanium alloys are used in a variety of equipment, machinery, vehicles, and structures, as well as in a variety of industries.

Q: Why do we need alloys?

A: Enhance tensile strength: Alloy formation increases the tensile strength of the parent metal. Enhance corrosion resistance: Alloys are more resistant to corrosion than pure metals. Metals in pure form are chemically reactive and can be easily corroded by the surrounding atmospheric gases and moisture.

Q: How are alloys useful in our lives?

A: The use of alloys is now ubiquitous, particularly when the product's longevity and durability are paramount. Alloys are extensively used in electronic goods, kitchen utensils, and other everyday objects, owing to their enhanced durability and strength.

As one of the leading alloys manufacturers and suppliers in China, we warmly welcome you to buy high-grade alloys for sale here from our factory. All our products are with high quality and competitive price.

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