Alloy 59 Corrosion-Resistant Alloy 59:UNS N06059 Nickel Alloy Sheet by Gangsteel

 

Gangsteel Group is a premier global supplier of Alloy 59, also known as Nicrofer 5923 hMo or UNS N06059, offering premium Alloy 59 sheet, Alloy 59 plate, Nicrofer 59 pipe, Nicrofer 59 round bar, and custom-fabricated components.

Alloy 59 is a nickel-chromium-molybdenum alloy with low carbon and silicon, designed for exceptional corrosion resistance in severe reducing and oxidizing environments, ideal for chemical processing and pollution control.

This guide explores the Nicrofer 59 composition, Alloy 59 material properties, applications, and why Gangsteel is your trusted source for Alloy 59 sheet, Nicrofer 59 plate, and round bar at competitive Nicrofer 59 price.

 

1. What is Alloy 59?

 

Alloy 59(UNS N06059), or Nicrofer 5923 hMo, is a high-purity nickel-chromium-molybdenum alloy developed for superior corrosion resistance in aggressive environments, including reducing acids (e.g., hydrochloric, sulfuric) and oxidizing acids (e.g., nitric). Its low carbon (≤0.01%) and silicon (≤0.1%) content minimizes carbide precipitation during welding, making Alloy 59 sheet ideal for chemical reactors and pollution control equipment. It outperforms Alloy C276 in highly reducing conditions due to higher molybdenum (15.0-16.5%).

How Does Alloy 59 Compare to Alloy C276?

Alloy 59(UNS N06059) offers better resistance to reducing acids and weldability due to lower carbon and silicon, while Alloy C276 (UNS N10276) is versatile in mixed environments. Alloy 59 sheet is preferred for hydrochloric acid service.

 

2. Why Choose Gangsteel Alloy 59 Sheet?

 

  1. Exceptional Corrosion Resistance: Alloy 59 material excels in reducing and oxidizing acids, surpassing Alloy 625 in hydrochloric acid.
  2. High-Temperature Stability: Maintains integrity up to 1200°F (649°C), ideal for Alloy 59 sheet in chemical processing.
  3. Superior Weldability: Ensures corrosion resistance in welded Alloy 59 sheet and pipe with minimal sensitization.
  4. Competitive Pricing: Nicrofer 59 price ranges from US $55-80 per kg (FOB), offering value for high-performance applications.
  5. Global Supply: Gangsteel delivers Alloy 59 sheet, Nicrofer 59 plate, and round bar worldwide with EN 10204 3.1/3.2 certification.

 

3. Execution Standards for Alloy 59

 

Gangsteel’s Alloy 59 products comply with international standards:

  1. ASTM B575: For Alloy 59 plate, sheet, and strip.
  2. ASTM B622: For seamless Nicrofer 59 pipe and tubing.
  3. ASTM B574: For Nicrofer 59 round bar.
  4. ASME SB-575/SB-622: For corrosion-resistant applications.
  5. DIN 2.4605: European standard for UNS N06059.

Note: Products are supplied with mill test certificates and tested per DNV, BV, or SGS standards, ensuring compliance with Nicrofer 59 chemical composition and Alloy 59 material properties.

 

4. Available Specifications and Product Categories

 

Gangsteel offers a comprehensive range of Alloy 59 products tailored to UNS N06059 specifications, with a focus on Alloy 59 sheet:

4.1 Specifications

  1. Alloy 59 Sheet:
    • Thickness: 0.025mm to 4mm
    • Width: 500mm to 2000mm
    • Finish: Cold-rolled, solution-annealed
    • Applications: Chemical reactors, pollution control equipment
  2. Alloy 59 Plate:
    • Thickness: 0.5mm to 50mm
    • Width: 1000mm to 2500mm
    • Length: 2000mm to 12000mm
    • Finish: Hot-rolled, solution-annealed, descaled
    • Applications: Heat exchangers, acid service equipment
  3. Nicrofer 59 Pipe:
    • Types: Seamless, welded
    • Outer Diameter: 0.5” to 8” (12.7mm to 203.2mm)
    • Wall Thickness: Sch 5S to Sch 160
    • Length: Up to 12m
    • Applications: Chemical processing piping
  4. Nicrofer 59 Round Bar:
    • Diameter: 6mm to 300mm
    • Length: Up to 6000mm
    • Finish: Hot-rolled, solution-annealed, centerless ground
    • Applications: Valves, pump shafts
  5. Custom Components:
    • Types: Flanges, fittings, CNC-cut parts
    • Sizes: Per ASME B16.5 or custom tolerances (±0.05mm)
    • Applications: Chemical and pollution control systems

4.2 Product Categories

  1. Flat Products: Alloy 59 sheet and plate for corrosion-resistant structures.
  2. Tubular Products: Nicrofer 59 pipe for fluid transport in aggressive environments.
  3. Bar Products: Nicrofer 59 round bar for machining into high-strength components.
  4. Custom Fabrication: CNC-machined parts and welded fittings for tailored solutions.

Note: Custom sizes and finishes are available. Contact Gangsteel for bespoke Alloy 59 sheet solutions.

 

5. Composition of Nicrofer Alloy 59

 

The Nicrofer 59 chemical composition is optimized for corrosion resistance, as per ASTM B575:

Element

Ni

Cr

Mo

Fe

Al

C

Si

Mn

P

S

%

Bal.

22.0-24.0

15.0-16.5

≤1.5

≤0.3

≤0.01

≤0.1

≤0.5

≤0.015

≤0.005

Note: High molybdenum and low carbon/silicon enhance Alloy 59 material’s resistance to reducing acids, making Alloy 59 sheet ideal for hydrochloric acid service compared to Alloy G30.

 

6. Material Properties of Alloy 59

 

  • Density: 8.6 g/cm³ (0.311 lb/in³), supporting lightweight Alloy 59 sheet designs.
  • Melting Point: 1310-1350°C (2390-2462°F), suitable for high-temperature applications.
  • Hardness: ~90 HRB (annealed), contributing to wear resistance.
  • Thermal Conductivity: 10.4 W/m·K at 20°C, ideal for Alloy 59 sheet in heat exchangers.
  • Corrosion Resistance: Exceptional resistance to hydrochloric and sulfuric acids, surpassing Alloy 31 in reducing environments.
  • Non-Magnetic: UNS N06059 is non-magnetic, ideal for sensitive applications.

 

7. Mechanical Properties of Alloy 59

 

The mechanical properties of Alloy 59 material ensure reliability for Alloy 59 sheet, Nicrofer 59 plate, and pipe, as per ASTM B575 (solution-annealed condition):

Property

Value at 20°C

Value at 800°F (427°C)

Description

Yield Strength

340-400 MPa (49-58 ksi)

~280 MPa (41 ksi)

High strength for corrosive environments

Tensile Strength

690-900 MPa (100-131 ksi)

~600 MPa (87 ksi)

Ensures durability in acid service

Elongation

~40%

~45%

High ductility for fabrication

Hardness

~90 HRB

-

Supports wear resistance

Note: Properties vary with heat treatment. For detailed mechanical properties of Alloy 59 sheet, contact Gangsteel for a datasheet.

 

8. Equivalent Materials and Standards

 

Alloy 59(UNS N06059) is comparable to other corrosion-resistant alloys:

Material

Standard

Description

Alloy 59

ASTM B575, UNS N06059

High corrosion resistance in reducing acids

Alloy C276

UNS N10276

Versatile in mixed environments

Alloy 31

UNS N08031

Optimized for mixed acids

Alloy 625

UNS N06625

Broad corrosion resistance

Alloy G30

UNS N06030

Optimized for phosphoric acid

Note: Alloy 59 sheet excels in hydrochloric acid service, offering advantages over Alloy 825 in reducing conditions.

 

9. Applications of Alloy 59 Sheet

 

  1. Chemical Processing: Alloy 59 sheet for reactors and evaporators in hydrochloric and sulfuric acid production, complementing Alloy C276.
  2. Pollution Control: Nicrofer 59 plate for flue gas desulfurization and waste incineration systems.
  3. Pharmaceuticals: Alloy 59 sheet for high-purity acid handling.
  4. Oil and Gas: Nicrofer 59 pipe for sour gas and seawater applications.
  5. Pulp and Paper: Components leveraging Alloy 59 material’s resistance to chloride-induced corrosion.

Note: Alloy 59 is optimized for reducing acid environments, offering advantages over Alloy 400 in hydrochloric acid service.

 

10. Nicrofer 59 Price

 

  • Alloy 59 Sheet: US $55-80 per kg (FOB), depending on thickness and order volume.
  • Nicrofer 59 Plate: US $57-82 per kg (FOB), based on size and finish.
  • Nicrofer 59 Round Bar: US $60-85 per kg (FOB), varying with diameter and finish.

Note: Nicrofer 59 price reflects its high molybdenum content, comparable to Alloy C276. Contact Gangsteel for precise quotes.

 

11. Unique Features of Alloy 59 Sheet

 

  • Reducing Acid Resistance: High molybdenum outperforms Alloy 690 in hydrochloric acid, ideal for Alloy 59 sheet.
  • Weldability: Low carbon/silicon ensures corrosion resistance in welded structures, unlike Alloy X-750.
  • Pitting and Crevice Corrosion Resistance: Superior to Alloy K500 in chloride-rich conditions.
  • Diverse Forms: Available as Alloy 59 sheet, Nicrofer 59 plate, pipe, round bar, and CNC-cut parts.

 

12. Frequently Asked Questions (FAQ)

 

  1. What is the composition of Nicrofer 59?
    Nicrofer 59 chemical composition includes ~59% nickel, 22-24% chromium, and 15.0-16.5% molybdenum, optimized for Alloy 59 sheet corrosion resistance.
  2. What is the Nicrofer 59 price?
    Ranges from US $55-85 per kg (FOB) for Alloy 59 sheet, Nicrofer 59 plate, or round bar. Contact Gangsteel for quotes.
  3. Is UNS N06059 magnetic?
    UNS N06059 is non-magnetic, ideal for sensitive applications in chemical processing.
  4. What are the applications of Alloy 59 sheet?
    Used in chemical processing, pollution control, and pharmaceuticals for corrosion-resistant components.
  5. How does Alloy 59 compare to Alloy C276?
    Alloy 59 excels in reducing acids, while Alloy C276 is versatile in mixed environments.
  6. What standards govern Alloy 59 sheet?
    ASTM B575 and ASME SB-575, with UNS N06059 designation.
  7. Can I get a mechanical properties datasheet for Alloy 59 material?
    Contact Gangsteel for a PDF detailing tensile, yield, and corrosion data for Alloy 59 sheet.

 

13. Why Gangsteel?

 

  1. Competitive Pricing: Nicrofer 59 price at US $55-85 per kg (FOB) for Alloy 59 sheet, plate, pipe, and round bars.
  2. Comprehensive Inventory: Wide range of Nicrofer 59 sheet, plate, pipe, round bar, and custom components.
  3. Quality Assurance: EN 10204 3.1/3.2 MTCs and testing per DNV, BV, or SGS standards.
  4. Global Delivery: Serving markets in Saudi Arabia, UAE, India, and Europe with efficient logistics.
  5. Advanced Fabrication: CNC machining, solution annealing, and precision cutting for Alloy 59 sheet components.

 

14. Contact Gangsteel

 

For inquiries about Alloy 59, Alloy 59 sheet, Nicrofer 59 plate, Nicrofer 59 pipe, Nicrofer 59 round bar, or to request a quote for Nicrofer 59 price or a mechanical properties datasheet, contact Gangsteel Group’s sales team. Trust Gangsteel for high-quality Alloy 59 material tailored to your project’s needs, backed by expertise and reliability as leading Alloy 59 suppliers!

 

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