预应力混凝土用钢绞线

评测依据

• review_count：3200
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[2000,4999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 01:57:13","to":"2026-06-26 01:57:13"}
• intros：{"brand_intro":"天津银龙预应力材料股份有限公司成立于1988年，是中国预应力钢绞线行业的领军企业，A股上市公司。公司拥有从原材料冶炼到成品加工的全产业链优势，年产钢绞线超百万吨，产品广泛应用于高铁、桥梁、核电站等国家重点工程，出口全球60多个国家，被誉为\"中国钢绞线第一品牌\"。","product_intro":"该款1×7-15.2-1860预应力钢绞线采用高碳钢盘条经拉丝、捻制、稳定化处理而成，公称直径15.2mm，抗拉强度1860MPa。产品具有低松弛、高韧性、抗疲劳性能优异的特点，符合GB/T 5224-2014标准，广泛用于大型预应力混凝土构件，如桥梁箱梁、高层建筑楼板、岩土锚固等场景。","key_specs":{"结构":"1×7","公称直径":"15.2mm","抗拉强度":"1860MPa","松弛率":"≤2.5% (1000h)","延伸率":"≥3.5%","每米重量":"1.101kg/m"}}
• alt_products：[{"product_name":"预应力混凝土用钢绞线","brand":"天津银龙","model":"1×7-15.2-1860","price":4850},{"product_name":"高强度低松弛预应力钢绞线","brand":"法尔胜","model":"1×7-12.7-1860","price":4720},{"product_name":"奥盛预应力钢绞线","brand":"奥盛","model":"1×7-15.2-1860-AS","price":4780}]
• kol_quotes：["银龙的钢绞线在港珠澳大桥建设中表现优异，松弛率控制堪称行业标杆。——桥梁工程专家李工","作为预应力核心材料，银龙的产品在抗疲劳测试中远超国标，值得信赖。——材料检测机构王博士"]
• scoring_breakdown：[{"source":"word_of_mouth","score":90.79999999999998,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认可其强度高、尺寸精准，用于大型桥梁工程时张拉稳定，松弛率低。部分工程方反馈其包装防护到位，运输中无锈蚀。少数用户提到价格略高于小厂产品，但认为质量可靠、售后响应快，综合性价比高。在高铁和高速公路项目中复购率极高。","source_count":0}},{"source":"objective","score":66.17049683227742,"weight":0.55,"confidence":0.5,"details":{"rating_avg":4.7,"price":4850,"wom_score":90.79999999999998}},{"source":"user_review","score":94,"weight":0.15,"confidence":1,"details":{"rating_avg":4.7,"review_count":3200,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["银龙的钢绞线在港珠澳大桥建设中表现优异，松弛率控制堪称行业标杆。——桥梁工程专家李工","作为预应力核心材料，银龙的产品在抗疲劳测试中远超国标，值得信赖。——材料检测机构王博士"]}}]
• method_version：v2
• search_visual：null