Incoloy 20 / Alloy 20 B463

Incoloy 20 B463 Plate, also known as Alloy 20, is a high-performance nickel-chromium alloy that is specifically designed for applications requiring excellent resistance to corrosive environments. Composed of nickel, iron, chromium, and small amounts of molybdenum, copper, and tungsten, Incoloy 20 B463 Plates offer outstanding resistance to sulfuric acid, nitric acid, phosphoric acid, and other harsh chemicals. The alloy's high resistance to pitting, crevice corrosion, and stress-corrosion cracking makes it ideal for use in chemical processing industries, pharmaceuticals, and food processing equipment. It is particularly well-suited for applications in piping systems, reactor vessels, heat exchangers, and tanks that operate in environments with high levels of corrosive substances.

Renam Alloys Inc. is a leading supplier and exporter of Incoloy 20 B463 Plates, Sheets, Hot Rolled Plates, and Cold Rolled Plates in various sizes and specifications, catering to both domestic and international markets. We offer a wide range of Incoloy 20 Coils, Strips, and Sheets suitable for industries requiring corrosion-resistant materials. Renam Alloys Inc. guarantees that all our products adhere to the highest quality standards, meeting ASTM B463 specifications. Our Incoloy 20 materials are trusted across industries such as chemical processing, food and beverage manufacturing, pharmaceutical production, and marine engineering, providing long-lasting durability and reliable performance in the most challenging environments.

Features of Incoloy 20 B463 Plate

Incoloy 20 B463 Plates are known for their exceptional corrosion resistance in harsh environments, particularly in acidic and alkaline conditions. With their high content of nickel, chromium, and molybdenum, these plates offer outstanding protection against sulfuric acid, nitric acid, phosphoric acid, and chloride-induced corrosion. The alloy's ability to withstand pitting, crevice corrosion, and stress-corrosion cracking makes it ideal for demanding chemical processing environments, where reliability and durability are essential for safety and performance.

Characteristics of Incoloy 20 B463 Plate

Incoloy 20 B463 Plates provide excellent resistance to both oxidizing and reducing chemicals, making them a versatile material for a wide range of applications. Their high mechanical strength and resistance to stress-corrosion cracking ensure they maintain their integrity in extreme environments. The plates also demonstrate superb weldability, facilitating easy fabrication into complex shapes and components, ensuring long-lasting performance with minimal maintenance. These properties make them suitable for use in critical applications like chemical reactors, pharmaceutical equipment, and marine systems.

Manufacturing of Incoloy 20 B463 Plate

At Renam Alloys Inc., Incoloy 20 B463 Plates are manufactured using advanced hot rolling and cold rolling techniques to achieve precise thickness, excellent surface finish, and dimensional accuracy. These plates undergo solution annealing to enhance corrosion resistance and improve workability. Rigorous testing is carried out on every production batch to ensure the chemical composition, mechanical properties, and microstructure meet ASTM B463 standards. Our commitment to quality guarantees that each plate offers reliable and durable performance in the most challenging industrial applications.

Specifications

Specification	ASTM B463 / ASME SB463
Width	1000mm - 2500mm
Thickness	1mm - 50mm
Length	2000mm - 6000mm
Supply Condition	Hot-Rolled, Cold-Rolled, Annealed, and as per customer requirements
Impact Tested	-196°C
Process of Manufacturing	Hot-Rolled, Cold-Rolled, Annealing, Pickling, and Passivation

Chemical Composition of Incoloy 20 B463 Plate

Element	Composition (%)
Nickel (Ni)	32.0 - 38.0
Iron (Fe)	Balance
Chromium (Cr)	19.0 - 21.0
Molybdenum (Mo)	2.0 - 3.0
Copper (Cu)	3.0 - 4.5
Titanium (Ti)	≤ 0.2
Manganese (Mn)	≤ 2.0
Silicon (Si)	≤ 1.0
Carbon (C)	≤ 0.07
Sulfur (S)	≤ 0.03

Mechanical Properties of Incoloy 20 B463 Plate

Property	Value
Tensile Strength	75,000 psi (517 MPa) min
Yield Strength	25,000 psi (172 MPa) min
Elongation	35% (in 2 inches / 50 mm)
Hardness	Rockwell B: ≤ 95
Modulus of Elasticity	200 GPa

Equivalent Grades of Incoloy 20 B463 Plate

Standard	ASTM B463	ASME SB463	UNS	Werkstoff Nr.	ISO
Equivalent Grade	Alloy 20	Alloy 20	N08020	2.4660	NiCr20CuMo

WE OFFER THE FOLLOWING PROCESSING FOR NICKEL ALLOY PLATES

Cutting, Forming, Drilling / Machining, Grinding, Testing, Polishing

Applications of Incoloy 20 B463 Plates

Incoloy 20 B463 Plates are specifically engineered for applications requiring excellent resistance to corrosive environments, particularly in sulfuric acid and other aggressive environments. These plates offer exceptional resistance to both general and localized corrosion, making them ideal for a wide range of industries where durability and resistance to attack are essential.

In the chemical processing industry, Incoloy 20 B463 Plates are widely used in heat exchangers, piping systems, reactor vessels, and tanks where their resistance to sulfuric acid and other harsh chemicals ensures longevity and reliable performance.

The petrochemical industry makes use of Incoloy 20 B463 Plates in demanding environments such as refining units, gas treatment systems, and desulfurization units, benefiting from their ability to resist pitting, crevice corrosion, and stress corrosion cracking, even in aggressive processing conditions.

In the pharmaceutical and food industries, these plates are utilized in heat exchangers, vessels, and valves, where their resistance to acids, alkalis, and other cleaning chemicals ensures durability and hygiene in processes that demand high sanitation standards.

The marine industry benefits from the high corrosion resistance of Incoloy 20 B463 Plates in applications like marine exhaust systems, heat exchangers, and seawater piping systems, where they ensure reliable performance even in harsh seawater environments.

In the aerospace industry, Incoloy 20 B463 Plates are used in fuel tanks, turbine components, and sealing rings, providing strength and resistance to oxidation and corrosion at elevated temperatures.

Incoloy 20 / Alloy 20 B463