YS831D sock stretch meter 【Scope of application】 Used for testing the transverse and longitudinal extension performance of various types of socks. 【Meet the standard】 FZ/T 73001-2016 Socks 【Compliant Standards】 ISO(EU), DIN(DE), ROHS(EU),JIS(JP),AATCC(USA),ASTM(USA),CE(CN), BSI(UK),GB(CN),FZ(CN),MC（Multi-Country Certification） 【Instrument features】 1. Chinese menu operation, load tension, stretching speed, and clamping distance can be set freely. 2. Report and curve printing, support online communication. 3. Vertical model, wider range of specimens. 【Technical Parameters】: 1. Test method: Constant elongation (CRE) principle, determine the elongation of socks under specified load. 2. Force measurement system: use resistance strain force sensor. 3. Force measurement range: 0~100N 4. Test accuracy: ≤0.2%F· S 5. Sampling length: 100-500mm arbitrarily set 6. Stretching speed: 100~2500mm/min digital setting 7. Data processing volume: ≤ 1000 tests 8. Host working mode: microcomputer control, LCD Chinese display, report printing 9. Online working mode: professional analysis software, computer operation, report statistics, printout 10. Including dot printer 11. Power source: AC220V 50HZ 250W 12. Overall dimensions: 520×400×1600mm 13. Weight: 60Kg