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The PMT-1000 Portable Nondestructive Indentation Tester is designed to identify hardness drops caused by metallurgical degradation, such as graphitization and spheroidization, which can compromise pressure equipment safety. By detecting these changes early, it enables timely maintenance and life-extension decisions.
This instrument is part of Wuxi Zhanghua's indentation-based testing line, recognized with a gold medal at the Geneva International Invention Exhibition.
| Maximum Load | 1000 N (Max) |
| Actuation Range | 25 mm |
| Loading Speed | 0.01~30 mm/min |
| Data Acquisition Rate | 100 Hz |
| Motor Rated Voltage | 2.1 V |
| Motor Rated Current | 3 A |
| Power Supply | Wired/Wireless 220V/24V |
| Testing Range | Macro-scale |
| Indentation Depth | 60~120 μm |
Model PMT-1000 is standard. Custom fixtures and software configurations are available.
Compatible with materials prone to metallurgical degradation, including carbon steel, stainless steel, and aluminum alloys. The structure is suited for harsh environments.
Used for detecting hardness changes due to degradation mechanisms in pressure vessels, pipelines, and other equipment across petrochemical, energy, and pharmaceutical industries.
Custom solutions for specific material types and testing requirements are available upon request.
A chemical plant in China utilized the PMT-1000 for equipment testing and achieved stable operation for 10 years. The testing highlighted its efficiency and accuracy.
It measures hardness and other mechanical properties that are sensitive to microstructural changes like graphitization and spheroidization, which cause hardness drops.
While the tester itself is portable, it can be used on equipment that has cooled down or with appropriate fixtures for hot surfaces, depending on site conditions.
Yes, it is applicable to pressure pipelines for detecting degradation and assessing remaining life.
Regular calibration is recommended to maintain accuracy; we provide calibration services.
It operates on 220V or 24V, suitable for most industrial sites.
Yes, it automatically compares safety factors with design codes and generates assessment reports.
Contact us for pricing and customization:
Email: vincent_zhang@zhanghuayaoji.com
Phone: +86 181-1890-2332
WhatsApp: +1(805)869-8509
Address: No. 8 Zhenshi Road, Shitangwan Industrial Park, Wuxi, Jiangsu, China
Main Image: metallurgical-degradation-tester-pmt1000.png - Alt: Pressure Equipment Safety Assessment Indentation Tester PMT-1000 identifying hardness drop from graphitization and spheroidization
Detail Image 1: pmt1000-design-code-comparison.png - Alt: Pressure Equipment Safety Assessment Indentation Tester automatically comparing safety factors with design codes
Detail Image 2: pmt1000-hydrotest.png - Alt: Pressure Equipment Safety Assessment Indentation Tester measuring properties before and after hydrotest