良工电动截止阀

评测依据

• review_count：980
• 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 01:57:52","to":"2026-06-26 01:57:52"}
• intros：{"brand_intro":"良工阀门集团有限公司创建于1982年，总部位于浙江温州，是中国通用机械工业协会阀门分会理事单位。公司产品覆盖闸阀、截止阀、球阀等全系列，年产量超50万台，拥有CNAS认证实验室和省级企业技术中心，产品出口欧美及东南亚，是国内阀门行业领军品牌之一。","product_intro":"良工电动截止阀专为高压蒸汽系统设计，公称压力PN25，DN80口径。阀体采用精密铸造工艺，密封面为硬质合金堆焊，耐冲蚀性强。配备精小型电动执行器，支持开关型与调节型切换，带液晶显示和手轮应急操作。适用于电厂、化工厂的高温高压管路切断控制。","key_specs":{"公称通径":"DN80","公称压力":"PN25 (2.5MPa)","适用温度":"-29℃~550℃","阀体材质":"铬钼钢WC6","执行器扭矩":"600N·m","控制方式":"开关型/调节型可选"}}
• alt_products：[{"product_name":"良工电动截止阀","brand":"良工阀门","model":"LGV-J941H-25C-DN80","price":3200},{"product_name":"冠龙电动截止阀","brand":"上海冠龙阀门","model":"GL-J941H-16C-DN100","price":2850},{"product_name":"远大电动截止阀","brand":"远大阀门","model":"YD-J941Y-16C-DN150","price":4100}]
• kol_quotes：["电力系统工程师'张工'：良工这款在350℃蒸汽管线上表现完美，比进口品牌便宜40%。","阀门维修技师'老王'：堆焊层厚度均匀，研磨一次能再用五年。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":90.6,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价集中在高压工况下的稳定性，密封面无冲蚀痕迹，执行器扭矩充足。在电厂蒸汽主管应用案例中，连续运行两年无故障。少数用户提到产品重量较大，安装需支架加固。售后方面，良工提供3年质保，配件供应及时，整体满意度高。","source_count":0}},{"source":"objective","score":83.30599866622207,"weight":0.55,"confidence":0.5,"details":{"rating_avg":4.8,"price":3200,"wom_score":90.6}},{"source":"user_review","score":96,"weight":0.15,"confidence":1,"details":{"rating_avg":4.8,"review_count":980,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["电力系统工程师'张工'：良工这款在350℃蒸汽管线上表现完美，比进口品牌便宜40%。","阀门维修技师'老王'：堆焊层厚度均匀，研磨一次能再用五年。"]}}]
• method_version：v3
• search_visual：null