HBD 17-4 PH Stainless Steel
High-Strength Martensitic Steel
17-4 PH stainless steel offers a perfect mix of high strength and good corrosion resistance. Age hardening heat treatments can achieve optimal mechanical properties.
Technical Specifications
Download DatasheetFe (Balance), Cr 15.0–17.5, Ni 3.0–5.0, Cu 3.0–5.0, Nb+Ta 0.15–0.45, Si ≤ 1.0, Mo ≤ 0.5, Mn ≤ 1.0 (GB/T 20878-2007)
15–53 µm (GB/T 19077-2016)
~ 7.79 g/cm³ (GB/T 3850-2015)
> 99.9% (GB/T 3850-2015)
≥ 6 µm (GB/T 40389-2021)
560 ± 100 MPa (GB/T 228.1-2015)
900 ± 100 MPa (GB/T 228.1-2015)
28 ± 2 % (GB/T 228.1-2015)
94 ± 3 HRB (GB/T 230.1-2018)
1,100 ± 100 MPa (GB/T 228.1-2015)
1,300 ± 100 MPa (GB/T 228.1-2015)
16 ± 2 % (GB/T 228.1-2015)
41 ± 3 HRC (GB/T 230.1-2018)
20 Minutes at 600 °C, 30 Minutes at 1,040 °C, Air Cooling; 240 Minutes at 480 °C, Air Cooling
HBD 150, HBD 200, HBD 200Pro, HBD 400, HBD 500, HBD 600, HBD 800, HBD 1600
Besides the listed systems, the material can also be used with third-party systems that meet its requirements. Parameters must be developed separately.
Key Features and Applications
Key Features
- Offers high ductility as built and high hardness after heat treatment.
- Reaches 1,300 MPa tensile strength.
- Is the most widely used PH stainless steel in industry.
Applications
- Structural parts for aerospace, defense and petrochemical applications.
- Fixtures and fasteners that require high strength.
