北京上海预应力钢绞线

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预应力混凝土用钢绞线
1.原料Raw Materials
高碳钢线材82B,77B High Carbon Steel Wire Rod SWRH 82B,77B
2.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
3.特点Characteristics
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.标准Standard ASTM A421-98, BS 5896-1980, GB5223-2003
5.应用Application
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
For highways, bridge, building, key water control project, anchorange fabrics rising pulled componet part, nuclear power plant, etc.