Compact Residual Stress Tester for Cold-Worked Stainless Steel Elbows and Tees
Product Summary
This compact portable tester measures cold-work induced residual stress in stainless steel elbows and tees, helping prevent stress corrosion cracking. It is a valuable tool for petrochemical plants with complex piping systems.
Key Features
- Measures cold-work induced residual stress in stainless steel elbows and tees.
- Prevents stress corrosion cracking by identifying high-stress areas.
- Performs dual-parameter (hardness & residual stress) on-site testing.
- Intrinsically safe for explosive petrochemical plant environments.
- Supports fixed-point re-testing for stress relaxation verification.
Technical Specifications
| Maximum Load | 1000 N (Max) |
| Actuation Range | 25 mm |
| Loading Speed | 0.01~30 mm/min |
| Data Acquisition Rate | 100 Hz |
| Rated Voltage of Motor | 2.1 V |
| Rated Current of Motor | 3 A |
| Wired/Wireless Power | 220 V / 24V |
| Testing Range | Macro-scale |
| Indentation Depth | 60~120 μm |
Models and Options
Model PMA-1010. Custom fixtures for elbows and tees available.
Materials and Structure
Utilizes cemented carbide, stainless steel, and aluminum alloy for reliability and longevity.
Applications
Perfect for petrochemical piping systems with stainless steel elbows and tees. Also applicable in chemical, energy, and aerospace industries.
Customization
We can adapt the instrument for specific pipe diameters and geometries.
Case Study
Used in a fine chemical plant to measure residual stress in piping elbows, preventing SCC failures.
FAQ
Q1: Can it access tight spaces like elbows and tees?
Yes, with custom fixtures, it can test these complex geometries.
Q2: How does it prevent stress corrosion cracking?
By identifying high residual stress areas, enabling mitigation before cracking occurs.
Q3: Is it suitable for stainless steel?
Yes, specifically designed for stainless steel components.
Q4: What is the loading speed range?
Loading speed ranges from 0.01 to 30 mm/min, adaptable to various materials.
Q5: Can I get training?
Yes, we provide training and technical support.
Q6: What are the power requirements?
Wired 220V or wireless 24V options.
Inquiry Information
Contact Vincent Zhang at +86 181-1890-2332 or email vincent_zhang@zhanghuayaoji.com.
Images
Image ID 412: Measuring stress in stainless steel elbows and tees. Image ID 413: Dual-parameter testing. Image ID 415: Safe for explosive areas.
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