... stress-relieved 2. low relaxation 3. high tensile strength 4. small size & big size PC Steel Wire Description:Stress ... Specification:Diameter: 3.0, 3.5, 4.0, 4.5, 4.8, 4.88, 4.98, 5.0, 6.0, 6.25 ... 5, 8.0, 9.0, 9.3, 9.4, 10.0 mm Raw Material: High carbon steel wire ... , 1860 N/mm2Relaxation: 70% breaking load, 1000hour relaxation 2.0% maxElongation: Lo=100/200/250mm, 4.0% minPacking: baling strip strapped ...