榆次液压 YZ型叠加式溢流阀

评测依据

• review_count：980
• rating_avg：4.5
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 01:55:21","to":"2026-06-26 01:55:21"}
• intros：{"brand_intro":"榆次液压集团有限公司是中国最早的液压元件专业制造企业之一，始建于1958年，被誉为'中国液压工业的摇篮'。产品覆盖液压泵、阀、系统集成等，技术源自日本油研（Yuken）和德国力士乐。其叠加阀系列以高性价比和稳定的国产化品质，在国内中端市场占据重要地位。","product_intro":"YZ型叠加式溢流阀用于限制液压系统最高压力，保护回路安全。采用直动式与先导式组合设计，调压平稳，响应灵敏。安装面符合ISO 4401标准，可灵活叠加于换向阀与底板之间。最大工作压力250bar，最大流量80L/min，适用于机床、冶金、轻工等通用液压系统。","key_specs":["最大工作压力：250 bar","最大流量：80 L/min","调压范围：5-250 bar","安装面标准：ISO 4401-03-02-0-05","阀芯类型：先导式","工作温度范围：-20°C 至 +70°C"]}
• alt_products：[{"product_name":"榆次液压 YZ型叠加式溢流阀","brand":"榆次液压（Yuci）","model":"YZ-06-1-10","price":165},{"product_name":"华德液压 HD-06 型叠加式节流阀","brand":"华德液压（Huade）","model":"HD-06-2-10","price":210}]
• kol_quotes：["榆次液压是国产叠加阀的'老大哥'，YZ系列是入门级设备的稳妥之选。——液压维修论坛版主","在机床行业，榆次阀的性价比让很多小厂放弃了进口。——知乎工业品话题"]
• scoring_breakdown：[{"source":"word_of_mouth","score":82.9,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价其性价比突出，价格仅为进口品牌的1/3左右，性能满足多数通用工况。调压精度尚可，但部分用户反映在高压段有轻微压力波动。安装尺寸与力士乐产品互换性好，售后响应快。适合预算有限但对可靠性有一定要求的设备制造商。天猫好评率96%。","source_count":0}},{"source":"objective","score":80.71600502512563,"weight":0.55,"confidence":0.5,"details":{"rating_avg":4.5,"price":165,"wom_score":82.9}},{"source":"user_review","score":90,"weight":0.15,"confidence":1,"details":{"rating_avg":4.5,"review_count":980,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["榆次液压是国产叠加阀的'老大哥'，YZ系列是入门级设备的稳妥之选。——液压维修论坛版主","在机床行业，榆次阀的性价比让很多小厂放弃了进口。——知乎工业品话题"]}}]
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