1.预应力钢绞线原料Raw Materials

　　高碳钢线材82B,77B High Carbon Steel Wire Rod SWRH 82B,77B

　　2.预应力钢绞线工艺Technology

　　大减面率连续拉拔，捻制，稳定化处理Continued drawing with large deduction stranding then stabilizing treatment

　　高屈强比、低松弛、弹性模量稳定、消除应力，与混凝土结合牢High rate of yield strength and ultimate strength;Low relaxation, steady modulus of elasticity, stress relieved, high fixed with concrete.

　　4.预应力钢绞线标准Standard ASTM A421-98, BS 5896-1980, GB5223-2003

　　用于公路、桥梁、房屋建筑、水利枢纽、锚固拉力构件、提升拉力构件、核电站等