IS 2002

Description

IS 2002 – Boiler Quality Steel Plate

IS 2002 is an Indian standard specification for boiler quality steel plates used in the manufacturing of pressure vessels, boilers, and heat exchangers. These plates are designed to withstand high-temperature and high-pressure environments, making them ideal for industries such as oil & gas, petrochemicals, power plants, and refineries. Their superior mechanical properties and chemical composition make them one of the most reliable choices for critical applications.

Key Features of IS 2002 Steel Plate

• High Tensile Strength: IS 2002 steel plates offer exceptional tensile strength, ensuring stability in high-pressure environments such as boilers and pressure vessels.
• Excellent Weldability: These plates support various welding processes, such as arc welding, gas welding, and resistance welding, allowing for seamless integration into complex structures.
• Corrosion & Oxidation Resistance: IS 2002 steel plates offer excellent resistance against corrosion and oxidation, making them suitable for environments exposed to moisture, chemicals, and high temperatures.
• Good Toughness & Impact Resistance: The material is designed to absorb shocks and impacts efficiently, preventing brittle failure under dynamic loads.
• Available in Different Grades: The classification into Grades 1, 2, and 3 ensures that industries can select the appropriate steel plate based on specific mechanical and environmental requirements.

IS 2002 Grades & Classification

IS 2002 steel plates are classified into different grades based on their mechanical and chemical properties. The classification helps in determining their suitability for various applications.

• Grade 1: Suitable for moderate temperature and pressure conditions. This grade offers good weldability and is commonly used in industries where extreme pressure resistance is not a primary requirement.
• Grade 2: Designed for higher strength and impact resistance. This grade is widely used in industries where structural integrity under higher stress is necessary.
• Grade 3: Used in extreme temperature and pressure environments. This grade is engineered for demanding industrial applications where the material must withstand high thermal and mechanical stress.

Mechanical Properties of IS 2002 Steel Plate

The technical properties of IS 2002 steel plates define their performance under different industrial conditions. These properties are crucial for ensuring their reliability in demanding applications.

Property	Grade 1	Grade 2	Grade 3
Tensile Strength (MPa)	410 – 540	440 – 570	470 – 600
Yield Strength (MPa)	200	230	260
Elongation (%)	25	24	23
Impact Strength (J at 0°C)	27	34	40

Chemical Composition of IS 2002 Steel Plate

The following table outlines the typical chemical composition of IS 2002 steel plates. The specific chemical elements contribute to the strength, toughness, and durability of the material.

Element	Grade 1 (%)	Grade 2 (%)	Grade 3 (%)
Carbon (C)	0.20 max	0.22 max	0.23 max
Manganese (Mn)	0.90 – 1.50	1.00 – 1.60	1.10 – 1.70
Silicon (Si)	0.10 – 0.35	0.10 – 0.35	0.10 – 0.40
Sulfur (S)	0.040 max	0.040 max	0.040 max
Phosphorus (P)	0.040 max	0.040 max	0.040 max

Equivalent Standards for IS 2002 Steel

IS 2002 boiler quality steel has equivalent grades in various international standards. These equivalent grades help industries select similar materials when required.

Standard	Equivalent Grade
ASTM	ASTM A285, A515, A516
DIN	DIN 17155
EN	EN 10028
JIS	JIS G3115

Applications of IS 2002 Steel Plate

IS 2002 boiler quality plates are widely used in various industries due to their superior mechanical properties and durability. Some of the key applications include:

• Boilers and Pressure Vessels – These plates are extensively used in the manufacturing of boilers and pressure vessels where resistance to high pressure and temperature is essential.
• Power Plants – IS 2002 steel plates are commonly utilized in heat exchangers, steam turbines, and other high-temperature applications in power generation facilities.
• Oil & Gas Industry – The plates are used in the production of storage tanks, pipelines, and pressure equipment that must withstand extreme operational conditions.
• Petrochemical Plants – These steel plates play a vital role in the fabrication of reactors, heat exchangers, and processing equipment where chemical resistance is required.
• Shipbuilding Industry – The plates are used in marine applications, such as offshore structures and ship components, due to their high-strength and corrosion-resistant properties.