Product Description
15-5PH stainless steel rod with high strength and toughness, S15500 alloy steel plate, solid solution treated
Introduction to 15-5PH Precipitation Hardening Stainless Steel
15-5PH is a high-quality stainless steel material known for its high yield strength and hardness, moderate corrosion resistance, and high wear resistance. As a martensitic precipitation hardening stainless steel, it offers excellent strength and corrosion resistance, capable of withstanding high-temperature applications.
This alloy maintains excellent strength and toughness at high temperatures, with a density of 7.75 g/cm³ and a melting point of 1399℃.
Chemical Composition
| Element |
Content |
| Carbon (C) |
≤ 0.07% |
| Silicon (Si) |
≤ 1.00% |
| Manganese (Mn) |
≤ 1.00% |
| Phosphorus (P) |
≤ 0.040% |
| Sulfur (S) |
≤ 0.030% |
| Chromium (Cr) |
14.00% - 15.50% |
| Nickel (Ni) |
3.50% - 5.50% |
| Copper (Cu) |
2.50% - 4.50% |
| Niobium (Nb) |
0.15% - 0.45% |
Physical Properties and Applications
15-5PH stainless steel features high strength, excellent transverse toughness, good malleability, and minimal deformation. It performs exceptionally well under H1150M conditions and is widely used in:
- High-temperature furnace components
- Chemical processing equipment
- Pharmaceutical manufacturing equipment
- Aerospace applications
Key Advantages
- High strength and toughness: Exceptional tensile and yield strength for extreme environments
- Excellent corrosion resistance: Stable performance in marine and high-temperature conditions
- Superior processing characteristics: Easy to cut, weld, and drill
- Good plasticity and weldability: Suitable for complex shapes and structures
- Outstanding fatigue resistance: Maintains stability during long-term operation
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