Custom Stainless Steel Parts Manufacturer
15-5PH
ATA – Reliable Custom Stainless Steel Fabricator Specializing in 15-5PH Precipitation Hardening Stainless Steel Precision Machining, Age Hardening & High-Tolerance Component Manufacturing
Custom Manufacturer
ATA 15-5PH: Custom Precision Fabrication & Controlled Age Hardening for High-Toughness, Corrosion-Resistant Precision Parts
ATA leverages industry-leading precision machining technology and specialized heat treatment workflows to provide customizable, high-accuracy processing for15-5PH, maintaining ultra-tight tolerances and preserving the material’s signature toughness and corrosion resistance for critical precision applications.
Product Form Type | Standard Processing Size Range | Controlled Tolerance Standard (ISO 2768-f / ANSI B4.1) |
|---|---|---|
Sheet & Plate Products | 0.8mm – 25mm Thickness; 100mm – 3000mm Length/Width | Thickness: ±0.04mm; Length/Width: ±0.4mm per linear meter |
Round Bar & Solid Profiles | 8mm – 180mm Diameter; 100mm – 6000mm Single Length | Diameter: ±0.02mm; Length: ±0.6mm per linear meter |
Why Your Project Needs 15-5PH
15-5PH is a premium precipitation hardening stainless steel grade that stands out for its exceptional combination of high tensile strength, superior toughness, and reliable corrosion resistance, outperforming many comparable grades in high-stress, impact-prone precision applications. Unlike standard stainless steel variants, it can be solution annealed for easy machining, then age hardened to achieve maximum strength without compromising ductility, making it ideal for complex, tight-tolerance parts. This grade delivers consistent performance in moderate corrosive environments and maintains dimensional stability even after heat treatment, making it a top choice for aerospace components, medical devices, defense equipment, precision valve parts, mechanical fasteners, and industrial tooling. 15-5PH also offers better transverse toughness than similar precipitation hardening grades, reducing the risk of cracking in high-impact applications, making it a versatile and reliable choice for critical engineering projects.
Material Grade | Core Performance Traits | Optimal Application Scenarios |
|---|---|---|
15-5PH | Superior transverse toughness, balanced strength, good corrosion resistance, minimal heat treatment distortion | Medical devices, aerospace structural parts, high-impact precision components, general critical machinery |
17-4PH | Higher tensile strength, moderate toughness, cost-effective, widely used | Industrial valves, mechanical fittings, standard aerospace components, high-strength non-impact parts |
PH13-8Mo | Ultra-high corrosion resistance, high strength, molybdenum enhanced, premium cost | Marine aerospace parts, highly corrosive critical components, specialized defense gear |
ATA Stainless steel fabrication
ATA 15-5PH Products
stainless steel customized mechanical parts
Precision-machined custom components crafted from15-5PH, designed for high-toughness, high-stress applications, with post-machining age hardening to unlock the material’s full mechanical potential, ideal for aerospace and medical device assemblies requiring consistent performance.
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stainless steel round bar
Cold-finished, centerless ground 15-5PH round bars available in custom diameters and lengths, perfect for precision shafts, valve stems, and medical instrument components, offering uniform metallurgical properties for reliable machining and heat treatment.
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stainless steel valve
High-precision valve discs, stems, and control parts fabricated from 15-5PH, combining excellent wear resistance and toughness for industrial fluid control systems, performing reliably in high-pressure, moderate-corrosion operating conditions.
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stainless steel brackets
Heavy-duty structural and mounting brackets made from 15-5PH, delivering superior load-bearing capacity and impact resistance for aerospace and industrial equipment mounting, with custom forming and machining to match exact design specifications.
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stainless steel pressure vessel
Precision connectors and reinforcement components for pressure vessels, forged and machined from 15-5PH, offering exceptional strength and fatigue resistance for industrial pressure equipment requiring long-term reliability.
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Drawered Stainless Steel Workbench
End-to-End Customization: From concept to production, we handle it all
Precision Engineering: Advanced machinery and skilled craftsmanship
Fast Turnaround: Quick quotes, rapid prototyping, on-time delivery
Export-Ready Packaging: Safe and secure for international shipping
ATA Stainless steel fabrication Center
ATA Stainless Steel fabrication: One-Stop Precision Solutions for Your Stainless Steel Needs.
15-5PH Technical Specs
Chemical Composition
Element | Content Range (%) |
|---|---|
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) | 4.50 – 5.50 |
Copper (Cu) | 2.50 – 4.50 |
Niobium + Tantalum (Nb+Ta) | 0.15 – 0.45 |
Iron (Fe) | Balance |
Mechanical Properties
Performance Index | Typical Test Value |
|---|---|
Tensile Strength | ≥1310 MPa |
Yield Strength (Rp0.2) | ≥1170 MPa |
Elongation (A5) | ≥12% |
Rockwell Hardness (HRC) | ≥40 HRC |
Elastic Modulus | 197 GPa |
Density | 7.85 g/cm³ |
Fabrication Capabilities
ATA 15-5PH Fabrication Capabilities
- Maximum Processing Diameter/Length: ATA can process 15-5PH round bars, solid profiles, and custom forgings up to 180mm in diameter and 6000mm in single-piece length, supporting large-scale aerospace and industrial precision components without segmented fabrication or performance compromises.
- Maximum Plate Thickness Cutting: We handle 15-5PH sheets and plates up to 25mm thick via Stainless steel Laser cutting, delivering clean, burr-free edges with minimal thermal distortion to preserve the material’s metallurgical integrity for subsequent machining and heat treatment.
- Core Processing Methods: Our full-service fabrication for 15-5PH includesstainless steel cnc machining, Stainless steel milling, precision turning, and grinding, optimized for the material’s solution annealed state to achieve ultra-tight tolerances and smooth surface finishes.
- Welding Capacity: We specialize in TIG welding stainless steel for 15-5PH, using matching precipitation hardening filler materials and controlled low-heat input to prevent weld cracking, with post-weld annealing to maintain consistent material toughness.
- Heat Treatment Capacity: For 15-5PH, we provide precise solution annealing and customizable age hardening (H900, H1025, H1150 standards) to achieve targeted hardness and toughness levels, with strict temperature uniformity to ensure consistent properties across all components.
- Testing & Inspection Capacity: We conduct comprehensive quality testing for 15-5PH products, including dimensional precision inspection, hardness testing, tensile testing, and passivation of stainless steel to enhance surface corrosion resistance, with full test reports provided for every order.
15-5PH Fabrication & Manufacturing Considerations
To improve processing efficiency, reduce costs and ensure product quality, ATA provides the following professional suggestions for the drawing stage:
- Recommended Corner Radius, Tolerance & Weld Prep: For 15-5PH bending and machining, set a minimum inside corner radius of 2x material thickness to avoid stress concentrations and cracking; reserve 2.5-3mm weld grooves and specify post-weld heat treatment to maintain material toughness, avoid sharp internal corners to reduce failure risks in high-impact use.
- Surface Roughness (Ra) Recommendations: For standard 15-5PH mechanical components, recommend Ra 1.6–3.2μm for functional surfaces; for high-precision aerospace and medical parts, target Ra 0.8–1.6μm to ensure smooth operation and corrosion resistance, with mandatory passivation post-machining.
- Recommended Tolerance Standards (ISO/ANSI): General 15-5PH fabricated parts follow ISO 2768-m (medium fine tolerance); precision aerospace, medical, and valve components adopt ISO 2768-f (fine tolerance) or ANSI B4.1 precision grade to accommodate minimal dimensional shifts during age hardening.
Following these design optimizations in the drawing stage streamlines 15-5PH fabrication, reduces production waste, minimizes heat treatment distortion, and ensures final components fully meet strength, toughness, and dimensional requirements for critical high-performance applications.
ATA 15-5PH Fabrication Capabilities
Q: What sets ATA apart as a fabricator for 15-5PH precision components?
A: ATA has a dedicated processing team and specialized equipment for 15-5PH precipitation hardening stainless steel, with deep expertise in precision machining and controlled age hardening, ensuring consistent toughness, tight tolerances, and full compliance with aerospace and medical industry standards.
Q: Does ATA offer custom age hardening for 15-5PH parts after fabrication?
A: Yes, we provide fully customizable age hardening services for 15-5PH components, including standard H900, H1025, and H1150 heat treatment cycles, to achieve exact hardness and toughness levels specified in your technical drawings, with full hardness verification testing.
Q: What is the tightest tolerance ATA can maintain for 15-5PH custom machined parts?
A: For critical 15-5PH precision components, ATA can hold linear tolerances as tight as ±0.01mm using high-precision CNC equipment, with post-heat treatment finishing to guarantee dimensional accuracy after age hardening.
Q: Does 15-5PH require special welding processes at ATA to preserve toughness?
A: Absolutely, 15-5PH requires low-heat TIG welding with matching filler materials and post-weld annealing to prevent weld brittleness and maintain the material’s signature transverse toughness. Our certified welders follow strict material-specific protocols for flawless results.
Q: What is the minimum order quantity for ATA’s 15-5PH custom fabrication services?
A: We support flexible order volumes for 15-5PH projects, from small prototype batches (10+ pieces) for R&D and testing to large-scale production runs (5,000+ pieces), with competitive pricing and consistent lead times for all order sizes.
Precipitation-Hardening Custom 15-5PH Stainless Steel Products
ATA is your trusted professional manufacturer specializing in high-precision stainless steel fabrication, providing custom one-stop solutions for your projects.