Alloy Steel Plates

Alloy steel plates are specialized forms of steel engineered with precise combinations of various alloying elements to enhance specific properties beyond those of conventional carbon steel. These alloying elements, such as chromium, nickel, manganese, molybdenum, vanadium, and others, are strategically added in varying proportions to impart attributes like increased strength, hardness, corrosion resistance, and heat resistance to the steel. Unlike carbon steel, which primarily consists of iron and carbon, alloy steel plates offer superior performance in demanding applications where exceptional mechanical properties are required. Commonly used in industries such as construction, manufacturing, aerospace, energy, and automotive, alloy steel plates find diverse applications ranging from structural components to high-pressure vessels, machinery parts, and tools.

Our Features

Exceptional Strength
Toughness
Durability
Corrosion Resistance

Engineered to meet stringent performance requirements, alloy steel plates are available in a wide range of grades and specifications tailored to specific application needs. Whether it's withstanding high temperatures, resisting corrosion, or enduring heavy loads, these plates provide reliable solutions across various industrial sectors. With their exceptional versatility and superior mechanical properties, alloy steel plates are integral components in the construction of critical infrastructure, machinery, and equipment essential for modern industrial operations.

Manufacturing process of Alloy Steel Plates

The manufacturing process of sheets can vary depending on the type of material being used (such as metals, plastics, or composites) and the desired specifications of the final product.

Material Selection
Melting and Casting
Hot Rolling
Cold Rolling
Surface Treatment
Cutting and Shearing
Quality Control
Packaging

Overall, the manufacturing process of sheets involves a combination of material selection, melting and casting, rolling, surface treatment, cutting, quality control, and packaging steps to produce high-quality sheets that meet the requirements of various applications and industries.

Specifications of Alloy Steel Plates

Dimensions	ASTM, ASME and API
Standard	ASTM B463 / ASME SB463, AMS 4544
Width	1000mm /1250mm / 1500mm / 2000mm / 2500mm
Thickness	Ranging from 2 to 120 mm
Length	2000 mm / 2440 mm / 2500 mm / 3000 mm / 6000 mm
Form	Coils, Foils, Rolls, Plain Sheet, Strip, Flats, Blank (Circle), Ring (Flange) etc.
Finish	Hot rolled plate (HR), Cold rolled sheet (CR)
Hardness	As per ASME A & NACE MR 175

Chemical Composition

	C	Mn	P	S	SI	Cr	Mo
Grade 5	0.15 max	0.3 – 0.6	0.035	0.03	0.5 max	4.00 – 6.00	0.45 – 0.65
Grade 9	0.15 max	0.30 – 0.6	0.03	0.03	1.0 max	8.0 – 10.0	0.9 – 1.1
Grade 11	0.05 – 0.17	0.4 – 0.65	0.035	0.035	0.5 – 0.80	1.0 – 1.5	0.45 – 0.65
Grade 12	0.05 – 0.17	0.4 – 0.65	0.035	0.035	0.15 – 0.4	0.8 – 1.15	0.45 – 0.6
Grade 22	0.05 – 0.15	0.3 – 0.6	0.035	0.035	0.5 max	2.0 – 2.5	0.9 – 1.1

MECHANICAL COMPOSITION

		Tensile Strength (ksi)	Tensile Strength (MPa)	Yield Strength (ksi)	Yield Strength (MPa)	Elongation in 2 inches (%)
A 387 Grade 5	Class 1	60-85	415-585	30	205	18
A 387 Grade 5	Class 2	75-100	515-690	45	310	18
A 387 Grade 9	Class 1	60-85	415-585	30	205	18
A 387 Grade 9	Class 2	75-100	515-690	45	310	18
A 387 Grade 11	Class 1	60-85	415-585	35	240	22
A 387 Grade 11	Class 2	70-90	485-620	45	310	22
A 387 Grade 12	Class 1	50-80	380-550	33	230	22
A 387 Grade 12	Class 2	65-85	450-585	40	275	22
A 387 Grade 22	Class 1	60-85	415-585	30	205	18
A 387 Grade 22	Class 2	75-100	515-690	45	310	18

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