宝钢优质碳素结构扁钢

评测依据

• review_count：1280
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[2000,4999]
• dimension：best_value
• sources：["京东","天猫"]
• time_range：{"from":"2026-06-26 01:57:13","to":"2026-06-26 01:57:13"}
• intros：{"brand_intro":"宝钢集团有限公司是中国最大、最现代化的钢铁联合企业，世界500强之一。总部位于上海，拥有从矿山到钢材深加工的完整产业链。宝钢以高品质、高精度和绿色制造著称，产品广泛应用于汽车、家电、建筑和机械制造等领域，是中国钢铁行业的标杆品牌。","product_intro":"宝钢Q235B扁钢采用优质碳素结构钢热轧成型，规格为40×4mm，表面平整光洁，边角规整。具有优良的塑性和焊接性能，强度适中，适用于建筑结构、机械零件、桥梁护栏及一般工业制造。产品经严格质检，尺寸公差小，可定制长度，是工程采购的常用规格。","key_specs":{"材质":"Q235B","规格":"40mm×4mm","长度":"6米/可定制","执行标准":"GB/T 700-2006","表面处理":"黑皮/光面可选","抗拉强度":"370-500 MPa"}}
• alt_products：[{"product_name":"宝钢优质碳素结构扁钢","brand":"宝钢","model":"Q235B 40×4mm","price":3850},{"product_name":"首钢热轧扁钢","brand":"首钢","model":"Q235 30×3mm","price":3650},{"product_name":"鞍钢低合金高强度扁钢","brand":"鞍钢","model":"Q345B 50×5mm","price":4200}]
• kol_quotes：["@钢铁老张：宝钢的扁钢在行业内就是品质的代名词，Q235B这个规格是工地上的万金油。","@工业品测评员：实测抗弯性能优于小厂产品，推荐大型项目使用。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":94.1,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞宝钢扁钢的材质均匀、尺寸精准，焊接性能好，不易变形。多位工程采购商表示该产品在承重和耐久性方面表现稳定，性价比高。少数用户提到物流过程中表面有轻微划痕，但整体满意度高，复购率超过80%。","source_count":2}},{"source":"objective","score":77.32883127709236,"weight":0.55,"confidence":0.5,"details":{"rating_avg":4.7,"price":3850,"wom_score":94.1}},{"source":"user_review","score":94,"weight":0.15,"confidence":1,"details":{"rating_avg":4.7,"review_count":1280,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@钢铁老张：宝钢的扁钢在行业内就是品质的代名词，Q235B这个规格是工地上的万金油。","@工业品测评员：实测抗弯性能优于小厂产品，推荐大型项目使用。"]}}]
• method_version：v2
• search_visual：null