Alloy 690 Steel Plate, Alloy 690 Steel Sheet,and Alloy 690 Steel Strip - Nuclear-Grade Nickel-Chromium Alloy by Gangsteel

 

Gangsteel supplies Alloy 690 Plate, Alloy 690 Sheet, Alloy 690 Strip, and custom components, offering a high-chromium nickel alloy with exceptional corrosion resistance for nuclear and chemical applications. Known as Inconel® 690 (UNS N06690), this alloy excels in high-temperature aqueous environments. Gangsteel provides competitive Alloy 690 plate price, trusted Alloy 690 sheet suppliers, and tailored solutions for Alloy 690 corrosion resistance.

 

1. Why Choose Gangsteel’s Alloy 690 Steel plate Products?

  1. Nuclear-Grade Corrosion Resistance: Resists stress corrosion cracking in nuclear steam generators.
  2. High-Temperature Performance: Stable up to 1900°F (1038°C).
  3. Custom Fabrication: CNC-cut parts, pipes for nuclear piping systems.
  4. Non-Magnetic: Ideal for sensitive nuclear applications.
  5. Pricing: Alloy 690 plate price at US $35-55 per kg (FOB).

 

2. Alloy 690 Steel Execution Standards

  1. ASTM B168: Nickel-chromium alloy standard.
  2. ASME SB-168: Pressure vessel applications.
  3. AMS 5540: Specification for similar alloys, applicable to Alloy 690.
  4. ISO 6208: Nickel alloy standard.

 

3. Specifications and Alloy 690 Steel Categories

3.1 Alloy 690 Steel Specifications

  1. Alloy 690 Plate: 4.76-50mm thick, hot-rolled.
  2. Alloy 690 Sheet: 0.3-4.75mm thick, cold-rolled.
  3. Alloy 690 Strip: 0.1-3mm thick, precision-slit.
  4. Alloy 690 CNC-Cut Parts: ±0.1mm tolerance, for nuclear reactor components.
  5. Alloy 690 Flanges, Elbows, Pipes, Bars: Flanges (½”-24”), pipes (¼”-12”), bars (6-200mm).

3.2 Alloy 690 Steel Product Categories

  1. Flat Products: Plates, sheets, strips for nuclear reactors.
  2. Fabricated Components: Flanges, elbows for steam generators.
  3. Custom Fabrication: Precision machining for Alloy 690 corrosion resistance.

 

4. Alloy 690 Steel Chemical Composition

Element

Ni

Cr

Fe

Mn

Si

C

%

≥58.0

27.0-31.0

7.0-11.0

≤0.5

≤0.5

≤0.05

 

 

5. Alloy 690 Steel Mechanical Properties (ASTM B168)

Property

Value at 20°C

Value at 1900°F

Description

Yield Strength

≥240 MPa

≥100 MPa

Corrosion-resistant support

Tensile Strength

≥600 MPa

≥220 MPa

Durable at high temps

Elongation

≥30%

≥40%

Ductile for forming

 

 

6. Alloy 690 Steel Equivalent Materials

Material

Standard

Description

Inconel® 690

ASTM B168

Nickel-chromium alloy (UNS N06690)

Alloy 600

AMS 5540

General corrosion resistance

Alloy 601

AMS 5870

Enhanced oxidation resistance

 

 

7. Alloy 690 Steel Applications

  1. Nuclear Industry: Steam generator tubes, CNC-cut parts for Alloy 690 corrosion resistance.
  2. Chemical Processing: Piping, flanges in corrosive environments.
  3. Thermal Processing: Furnace components.

 

 

8. Alloy 690 Steel Unique Features

Alloy 690’s high chromium content ensures superior resistance to stress corrosion cracking in nuclear environments, unlike Alloy 601’s oxidation focus.

 

 

9. FAQ Alloy 690 steel plate price

  1. Price?US $35-55 per kg (FOB).
  2. Applications?Nuclear reactors, chemical piping for Alloy 690 corrosion resistance.
  3. Weldability?Good with TIG/MIG.
  4. Standards?ASTM B168, ASME SB-168.
  5. Suppliers?Gangsteel, reliable Alloy 690 sheet suppliers.

 

10. Why Alloy 690 Steel Gangsteel?

  1. Pricing: Alloy 690 plate price at US $35-55 per kg.
  2. Inventory: Plates, sheets, strips, CNC parts, pipes.
  3. Quality: EN 10204 certificates, DNV tested.
  4. Delivery: Global markets.
  5. Fabrication: Precision machining for Alloy 690 corrosion resistance.

 

11. Contact Gangsteel

Contact Gangsteel for Alloy 690 Plate, Sheet, Strip, or components.

 

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