Description
Patented Direct-Grip Anchors: Prevent strand rotation and slippage for accurate elongation data
- High-Accuracy Load Cells & Extensometers: ±0.5% precision for breaking force and modulus
- Computer-Controlled Software: Real-time stress-strain curves and automated reporting
- Deflected Tensile Capability: Optional 20° mandrel setup for ISO 15630-3 testing
- Safety Enclosures & Overload Protection: Standard for operator safety
These features make the indispensable in production and third-party certification labs.
Standards Compliance for Strand Tensile Testing Machines
Reliable machines fully support:
- ASTM A416/A1061 (Low-relaxation seven-wire strand)
- ISO 15630-3 (Tension and deflected tension tests)
- GB/T 5224 (China PC strand standard)
- BS 5896, EN 10138
- Dual gauge length – switchable 200 mm / 500 mm
- Dual deformation range – 15 mm / 25 mm
- Clip-on design – quick attachment to strand
- High-resolution LVDT sensor – 0.001 mm accuracy
- Lightweight & durable – aluminum alloy + stainless steel
- Real-time data output – connects to UTM controller
- Auto zero & temperature compensation
- Easy calibration with standard gauge block
| Parameter | Specification |
|---|---|
| Model | NKE-WD |
| Application | Wire strand deformation (PC strand, cable) |
| Standard | ASTM D1559 |
| Gauge Length (L₀) | 200 mm or 500 mm (switchable) |
| Max Deformation Range | 15 mm or 25 mm (switchable) |
| Resolution | 0.001 mm |
| Accuracy | ±0.5% of reading |
| Output Signal | Analog (4–20 mA) or Digital (RS485/USB) |
| Clip Force | <5 N (non-damaging to strand) |
| Operating Temperature | 0 – 50°C |
| Weight | ~350 g |
| Dimensions | 280 × 60 × 40 mm (200 mm mode) |
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