Alloy 188 Plate, Alloy 188 Sheet, and Alloy 188 Strip High Temperature Cobalt-Based Superalloy steel plate supplier

 

Gangsteel Group is a trusted global supplier of Alloy 188 Plate, Alloy 188 Sheet, and Alloy 188 Strip, delivering high-quality cobalt-based superalloy products engineered for exceptional high-temperature strength, oxidation resistance, and corrosion resistance.

Known as HAYNES 188 (UNS R30188), this alloy is ideal for demanding applications in aerospace, gas turbine engines, and industrial furnaces. Gangsteel offers competitive Alloy 188 plate price, Alloy 188 sheet suppliers, and customizable specifications to meet diverse project needs, ensuring reliability and performance in extreme environments.

1. Why Choose Gangsteel’s Alloy 188 Plate, Sheet, and Strip?

  1. Superior High-Temperature Strength: Maintains excellent mechanical properties up to 1800°F (982°C), with oxidation resistance up to 2000°F (1095°C) for prolonged exposure.
  2. Exceptional Corrosion Resistance: Resists sulfate deposit hot corrosion, molten chloride salts, and gaseous sulfidation, making it suitable for harsh chemical environments.
  3. Excellent Fabricability: Readily formed by hot or cold working, with good weldability using TIG, MIG, electron beam, and resistance welding methods.
  4. Post-Aging Ductility: Retains ductility after prolonged exposure to 1400-1600°F (760-871°C), minimizing embrittlement.
  5. Competitive Pricing: Alloy 188 plate price ranges from US $40-60 per kg (FOB), depending on thickness, dimensions, and order volume, ensuring cost-effective solutions for Alloy 188 sheet suppliers.

2. Adopt Standards for Alloy 188 Plate, Sheet, and Strip

Gangsteel’s Alloy 188 Plate, Sheet, and Strip comply with the following international standards, ensuring quality and consistency:

  1. AMS 5608: Specification for cobalt-based Alloy 188 sheet, strip, and plate for high-temperature applications.
  2. AMS 5772: Specification for Alloy 188 bars, forgings, and rings, applicable to plate derivatives.
  3. ASTM B435: Standard for heat and corrosion-resistant nickel alloy plate, sheet, and strip.
  4. ASME SB-435: Code for nickel alloy plate, sheet, and strip for pressure vessels and general applications.

Note: Products are supplied with EN 10204 3.1/3.2 mill test certificates and tested per standards like DNV, BV, LR, ABS, or SGS for quality assurance.

3. Alloy 188 steel plate Specifications and Product Categories

Gangsteel provides Alloy 188 Plate, Sheet, and Strip in a wide range of specifications and product categories to support Alloy 188 material properties and project requirements:

3.1 Specifications

  1. Alloy 188 Plate:
    • Thickness: 4.76mm to 50.8mm
    • Width: 1000mm to 2500mm
    • Length: 2000mm to 12000mm
    • Finish: Hot-rolled, solution-annealed, mill finish
    • Applications: Gas turbine combustion cans, afterburner components
  2. Alloy 188 Sheet:
    • Thickness: 0.2mm to 4.75mm
    • Width: 500mm to 2000mm
    • Length: 1000mm to 6000mm (or coiled)
    • Finish: Hot-rolled, cold-rolled, bright annealed
    • Applications: Flame holders, transition ducts
  3. Alloy 188 Strip:
    • Thickness: 0.1mm to 3mm
    • Width: 10mm to 300mm
    • Length: Supplied in coils or cut-to-length
    • Finish: Cold-rolled, precision-slit
    • Applications: Seals, liners in high-temperature environments

3.2 Product Categories

  1. Flat Products:
    • Hot-Rolled Plates: For structural components in gas turbines and aerospace applications.
    • Cold-Rolled Sheets: For precision parts requiring smooth surfaces and tight tolerances.
    • Precision Strips: For narrow, high-tolerance applications like seals or heat exchanger components.
  2. Custom Fabrications:
    • Precision cutting (CNC, laser, waterjet) to specific shapes and sizes.
    • Welded assemblies for combustors, ducts, and afterburners.
    • Surface treatments (e.g., polishing, protective coatings) for enhanced corrosion resistance.

Note: Custom dimensions, finishes, and Alloy 188 plate price are available upon request. Contact Gangsteel for tailored Alloy 188 sheet suppliers solutions.

4. Chemical Composition of Alloy 188 Plate, Sheet, and Strip

The chemical composition of Alloy 188 (HAYNES® 188, UNS R30188) is optimized for high-temperature strength and corrosion resistance, as per AMS 5608:

Element

Co

Ni

Cr

W

Fe

Mn

Si

C

La

B

%

Bal

20.0-24.0

20.0-24.0

13.0-16.0

≤3.0

≤1.25

0.2-0.5

0.05-0.15

0.03-0.15

≤0.015

Note: Lanthanum enhances the protective oxide scale, improving oxidation resistance at high temperatures, while tungsten strengthens the solid solution.

5. Mechanical Properties of Alloy 188 Plate, Sheet, and Strip

The mechanical properties of Alloy 188 ensure suitability for high-temperature and corrosive environments, as per AMS 5608 (solution-annealed condition):

Property

Value at 20°C

Value at 1800°F (982°C)

Description

Yield Strength

≥464 MPa (67.3 ksi)

≥131 MPa (19.0 ksi)

Supports high-stress applications

Tensile Strength

≥946 MPa (137.2 ksi)

≥243 MPa (35.2 ksi)

Ensures durability under extreme conditions

Elongation

≥53%

≥59%

Provides excellent ductility for forming

Hardness

~180-230 HB

-

Balances strength and machinability

Impact Toughness

Good at cryogenic to 1095°C

Good

Reliable in dynamic, high-heat environments

Note: Properties are enhanced by solution heat treatment at 2125-2175°F (1163-1191°C) followed by rapid cooling. Cold-worked material can be aged to precipitate carbides for increased strength.

6. ALLOY 188 Equivalent Materials and Standards

Alloy 188 Plate, Sheet, and Strip are comparable to other high-temperature superalloys, with respective execution standards:

Material

Standard

Description

HAYNES® 188

AMS 5608, ASTM B435, ASME SB-435

Cobalt-based superalloy for high-temperature strength (UNS R30188)

Udimet® 188

AMS 5608, AMS 5772

Equivalent to HAYNES® 188, used in gas turbines

Conicro 4023

W.Nr. 2.4683

European designation for Alloy 188

Hastelloy® X

AMS 5536, ASTM B435

Nickel-based alloy with similar high-temperature properties

Inconel® 617

ASTM B168, AMS 5889

Nickel-chromium-cobalt alloy for high-temperature strength

Note: Equivalents may vary slightly in composition or properties; consult Gangsteel for precise matching to Alloy 188 material properties.

7. Applications of Alloy 188 Plate, Sheet, and Strip

  1. Aerospace: Combustion cans, flame holders, transition ducts, and afterburner components in military and commercial gas turbine engines.
  2. Gas Turbines: Liners, combustors, and exhaust systems requiring high-temperature strength and corrosion resistance.
  3. Industrial Furnaces: Components exposed to oxidizing and sulfidizing environments, such as retorts and muffles.
  4. Chemical Processing: Equipment handling molten chloride salts or gaseous sulfidation, like heat exchangers and reactors.

Note: Alloy 188’s unique combination of strength and corrosion resistance makes it a preferred choice for Alloy 188 high-temperature applications in extreme environments.

8. Frequently Asked Questions (FAQ)

  1. What is the Alloy 188 plate price?
    The Alloy 188 plate price ranges from US $40-60 per kg (FOB), depending on thickness, dimensions, and order volume. Contact Gangsteel for a customized quote from reliable Alloy 188 sheet suppliers.
  2. What are Alloy 188 Plate, Sheet, and Strip used for?
    These products are used in Alloy 188 high-temperature applications, such as gas turbine combustors, aerospace afterburners, and industrial furnace components, due to their strength and oxidation resistance up to 2000°F (1095°C).
  3. Are Alloy 188 Plate, Sheet, and Strip weldable?
    Yes, Alloy 188 offers excellent weldability using TIG, MIG, electron beam, and resistance welding, with good restraint welding characteristics.
  4. What standards do Alloy 188 Plate, Sheet, and Strip comply with?
    They comply with AMS 5608, AMS 5772, ASTM B435, and ASME SB-435, ensuring quality for Alloy 188 material properties in high-temperature applications.
  5. Where can I find reliable Alloy 188 sheet suppliers?
    Gangsteel Group is a trusted supplier, offering competitive Alloy 188 plate price, high-quality Alloy 188 Plate, Sheet, and Strip, and global delivery.

9. Why Gangsteel?

  1. Competitive Pricing: Attractive Alloy 188 plate price at US $40-60 per kg (FOB) for plates, sheets, and strips.
  2. Extensive Inventory: Plates (4.76-50.8mm thick), sheets (0.2-4.75mm), and strips (0.1-3mm) in various sizes to meet Alloy 188 specifications.
  3. Quality Assurance: Supplied with EN 10204 3.1/3.2 MTC certificates and tested per DNV, BV, LR, ABS, or SGS standards.
  4. Global Delivery: Serving markets in Saudi Arabia, UAE, India, Europe, and beyond with efficient logistics.
  5. Custom Fabrication: Precision cutting (CNC, laser, waterjet), welding, and surface treatments tailored to Alloy 188 high-temperature applications.

10. Contact Gangsteel

For inquiries about Alloy 188 Plate, Alloy 188 Sheet, Alloy 188 Strip, or to request a quote for Alloy 188 plate price, visit Gangsteel Group or contact our sales team. Trust Gangsteel for premium Alloy 188 products tailored to your project needs, backed by expertise and reliability as leading Alloy 188 sheet suppliers!

 

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