Name: Super Duplex Steel Sheet Manufacturer In India | Astm A240, Asme Sa240 & En Sheets
Brand: Inox Steel India
Availability: InStock
Rating: 5 (17 reviews)

Question 1

What is a Super Duplex Steel Sheet?

Accepted Answer

Super Duplex Steel Sheets are high-performance stainless steel alloys containing a balanced mixture of austenitic and ferritic microstructures. They are primarily composed of chromium, molybdenum, and nitrogen, offering exceptional strength, corrosion resistance, and stress cracking resistance — especially in harsh marine and chemical environments.

Question 2

What are the key properties of Super Duplex Steel Sheets?

Accepted Answer

Super Duplex Steel Sheets exhibit very high tensile strength (around 800–1000 MPa), excellent resistance to pitting, crevice, and chloride stress corrosion, and superior toughness compared to standard duplex or stainless grades. They also maintain good weldability, durability, and oxidation resistance at high temperatures.

Question 3

Where are Super Duplex Steel Sheets commonly used?

Accepted Answer

These sheets are widely used in offshore platforms, chemical processing plants, desalination systems, heat exchangers, and marine equipment. Their ability to resist chloride-induced corrosion makes them ideal for oil & gas, pulp and paper, and power generation industries where long-term reliability is essential.