Stainless steel 1.4361 / AISI 306

✅ General Technical Characteristics

Stainless steel 1.4361 (AISI 306) is a corrosion-resistant steel with high plasticity and good machinability. Due to its increased nickel and chromium content, this alloy exhibits enhanced resistance to oxidation and acidic environments.
Main characteristics:
High corrosion resistance in acidic and alkaline environments.
Heat resistance at elevated temperatures.
Excellent plasticity.
Good weldability.
High mechanical strength.
Resistance to intergranular corrosion.
🔬 Chemical Composition 1.4361 / AISI 306 (%)Carbon (C): ≤ 0.08
Silicon (Si): ≤ 1.0
Manganese (Mn): 6.0 – 9.0
Phosphorus (P): ≤ 0.045
Sulfur (S): ≤ 0.015
Chromium (Cr): 17.0 – 19.0
Nickel (Ni): 12.0 – 15.0
Nitrogen (N): 0.20 – 0.40
💡 The increased manganese and nickel content improves plasticity and mechanical properties, enhancing its resistance to aggressive environments.
🏭 Applications

Steel 1.4361 (AISI 306) is in high demand in industries due to its versatility and high corrosion resistance.
Fields of application:
Chemical and petrochemical industries (reactors, pipes, tanks).
Food and pharmaceutical industries (manufacturing equipment).
Heat exchangers and boiler equipment (pipelines, radiators).
Marine transport and shipbuilding (hull components, structural elements).
Electrical engineering industry (electrical equipment components).
📊 Mechanical Properties

Tensile Strength (Rm): 500 – 750 MPa
Yield Strength (Rp0.2): ≥ 220 MPa
Hardness (HB): ≤ 200 HB
Elongation (A5): ≥ 40 %
⭐ Features

High corrosion resistance – suitable for aggressive environments, including acidic and marine conditions.
Heat resistance – maintains strength at elevated temperatures.
Plasticity and weldability – easily subjected to mechanical processing and welding.
Application in precision engineering – used in parts requiring high durability and stable characteristics.

Delivery forms for steel products 1.4361 / AISI 306