Testing Products for ASTM D7269
APP-D7269Tensile Testing of Aramid Yarns. Specific to high-tenacity fibers like Kevlar and Twaron.
Application Insight:
Requires specific Bollard style grips to prevent fiber damage.
Pro Tip:
Pre-tensioning is vital to ensure all filaments are loaded equally.
Regulatory & Test Details
| App Id | APP-D7269 |
|---|---|
| App Standard | ASTM D7269 |
| Standard Organization | ASTM |
| Test Type | Tension |
| Material Type | Aramid Fibers |
| Specimen Type | Yarn / Cord |
| Industry Type | Defense/Aerospace |
| Min Force Kn | 0.1 |
| Max Force Kn | 10 |
| Max Spd Mm/m | 250 |
| Pointer App Software | N-ASTM-D7269 |
| Pointer Fixture Family | G-ASTM-D7269 |
| Pointer Strain Family | E-ASTM-D7269 |
Implementation Commentary
Aramid fibers are sensitive to twist; ensure consistent turns per meter.
Common Pitfalls
Fiber slippage or jaw breaks at the grip edge.