莱钢H型钢 Q235B 热轧H型钢

评测依据

• review_count：3500
• rating_avg：4.8
• brand_reputation：0
• merchant_count：0
• price_range：[2000,4999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 01:30:48","to":"2026-06-26 01:30:48"}
• intros：{"brand_intro":"莱芜钢铁集团有限公司（莱钢）隶属于山东钢铁集团，是国内最早生产H型钢的企业之一。其H型钢产品以规格齐全、质量稳定著称，拥有国家级技术中心和多项专利。莱钢H型钢广泛应用于国家重大工程，如奥运场馆、高铁站房等，在业内享有\"型钢专家\"的美誉。","product_intro":"莱钢Q235B热轧H型钢，规格HN400×200×8×13，属于窄翼缘系列，腹板高度大、翼缘宽度适中，截面惯性矩大。产品直线度好、端面垂直度高，适合作为梁类构件使用。材质均匀，焊接性能优异，广泛应用于多层钢结构住宅、办公楼、桥梁等，是市场认可度极高的经典规格。","key_specs":["材质：Q235B","规格：HN400×200×8×13（高度×宽度×腹板厚×翼缘厚，单位mm）","理论重量：66.0kg/m","屈服强度：≥235MPa","执行标准：GB/T 11263-2017","可提供抛丸除锈及底漆喷涂"]}
• alt_products：[{"product_name":"莱钢H型钢 Q235B 热轧H型钢","brand":"莱钢","model":"HN400×200×8×13","price":3980},{"product_name":"马钢H型钢 Q235B 热轧H型钢","brand":"马钢","model":"HW200×200×8×12","price":3850},{"product_name":"日钢H型钢 Q355B 低合金H型钢","brand":"日照钢铁","model":"HM300×300×10×15","price":4200}]
• kol_quotes：["莱钢的HN400系列是钢结构梁的标配，设计院图纸上最常见。","莱钢的品控在国产H型钢里属于第一梯队。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":94.1,"weight":0.3,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户高度评价莱钢H型钢的尺寸精度和表面质量，称其\"几乎无需二次加工\"。多位建筑公司采购经理表示莱钢产品批次稳定性好，长期合作无质量纠纷。部分用户提到价格略高于小厂，但认为\"一分钱一分货\"。整体复购率极高，是设计院推荐的首选品牌之一。","source_count":0}},{"source":"objective","score":76.72839779926642,"weight":0.35,"confidence":0.5,"details":{"rating_avg":4.8,"price":3980,"wom_score":94.1}},{"source":"user_review","score":96,"weight":0.25,"confidence":1,"details":{"rating_avg":4.8,"review_count":3500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["莱钢的HN400系列是钢结构梁的标配，设计院图纸上最常见。","莱钢的品控在国产H型钢里属于第一梯队。"]}}]
• method_version：v3
• search_visual：null