Stainless Steel P900 / 1.3816: Properties, Applications, and Features
✅ General Technical Characteristics
Stainless steel P900 (1.3816) is a martensitic aging steel that combines high strength, excellent corrosion resistance, and good wear resistance. Due to its unique chemical composition, which includes nickel and molybdenum, the alloy exhibits outstanding mechanical properties after heat treatment. P900 is often used in industrial applications where high strength and durability are required.
Main Characteristics:
- High strength and hardness after aging.
- Excellent corrosion resistance in industrial environments.
- Good wear resistance and long service life.
- High machinability after annealing.
- Good weldability with subsequent heat treatment to achieve optimal properties.
🔬 Chemical Composition P900 / 1.3816 (%)
- Carbon (C): ≤ 0.03
- Silicon (Si): ≤ 0.50
- Manganese (Mn): ≤ 1.00
- Phosphorus (P): ≤ 0.020
- Sulfur (S): ≤ 0.010
- Chromium (Cr): 11.0 – 13.0
- Nickel (Ni): 8.0 – 9.5
- Molybdenum (Mo): 1.0 – 2.0
- Copper (Cu): 1.5 – 2.5
- Niobium (Nb): 0.15 – 0.45
💡 The balanced composition of the steel provides an excellent combination of strength and corrosion resistance.
🏭 Applications
Steel P900 (1.3816) is used in various industries where reliability and durability are crucial.
Main Application Areas:
- Aerospace industry (engine components, high-strength fasteners).
- Aviation manufacturing (turbine blades, structural components).
- Medical equipment (instruments and implants).
- Military technology (armored elements, specialized components).
- Energy sector (high-load turbine and generator components).
📊 Mechanical Properties
- Tensile Strength (Rm): 1200 – 1800 MPa
- Yield Strength (Rp0.2): ≥ 850 MPa
- Hardness (HRC): 38 – 45 (after heat treatment)
- Elongation (A5): ≥ 10 %
⭐ Features
- High strength and hardness – suitable for heavy loads.
- Excellent corrosion resistance – maintains properties in humid and aggressive environments.
- Heat treatability – mechanical properties can be adjusted through aging.
- High machinability – easily processed after annealing.
- Wide range of applications – used in aviation, energy, and military sectors.
P900 / 1.3816 delivery range
| Round bar P900 / 1.3816 | Diameter : 1 – 400мм |
| Sheets P900 / 1.3816 | Thickness: 0,5 – 100мм |
| Pipe P900 / 1.3816 | -Hot-rolled round pipe with a diameter of 38 to 244.5 mm, thickness from 3 to 25 mm -Cold drawn round pipe diameter from 6 to 219.1 mm thickness from 0.9 to 14.2mm |
| Hexagon P900 / 1.3816 | Diameter: 17-65мм |
| Flat bar P900 / 1.3816 | Thickness: 5-50мм ; Width: 50-250мм |
| Square bar P900 / 1.3816 | Sizes 10-80мм |
| Wire P900 / 1.3816 | Diameter : 0,1 -23 |
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