自力式减压阀 Y42X-16C

评测依据

• review_count：190
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[800,1999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 01:13:35","to":"2026-06-26 01:13:35"}
• intros：{"brand_intro":"良工阀门集团有限公司成立于1996年，总部位于浙江温州，是一家集研发、制造、销售于一体的大型阀门企业。公司拥有国家特种设备制造许可证，产品广泛应用于石油、化工、电力等领域。良工以严格的质量管控和全流程追溯体系著称，出口至60多个国家和地区。","product_intro":"Y42X-16C自力式减压阀采用活塞式结构，适用于高压气体和液体介质。阀体为碳钢材质，最大进口压力4.0MPa，调压范围0.2-2.5MPa。内置高精度导阀和主阀联动，响应速度快，稳压精度±5%。特别适合压缩空气、氮气及液压系统，可耐受频繁启停工况。","key_specs":["公称压力：PN16/40","适用介质：气体、液体","调压范围：0.2-2.5MPa","阀体材质：碳钢","连接方式：法兰连接","工作温度：-20~+80℃"]}
• alt_products：[{"product_name":"自力式减压阀 Y42X-16C","brand":"良工阀门","model":"Y42X-16C","price":920}]
• kol_quotes：["@气动工程师刘工：良工这款阀在空压站系统里表现稳定，比进口便宜一半。","@设备维护老赵：用了两年没换过密封件，质量过硬。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":88.6,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"工业用户评价其在高压力下稳压性能出色，尤其适合气动系统集中供气。部分用户提到初次调试需按说明书逐步操作，否则易出现震荡。在化工厂项目中连续运行两年无泄漏，维护间隔长。少数评价指出活塞密封圈在含杂质介质中磨损较快，建议前端加装过滤器。","source_count":0}},{"source":"objective","score":90.90749791492911,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.7,"price":920,"wom_score":88.6}},{"source":"user_review","score":94,"weight":0.15,"confidence":1,"details":{"rating_avg":4.7,"review_count":190,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@气动工程师刘工：良工这款阀在空压站系统里表现稳定，比进口便宜一半。","@设备维护老赵：用了两年没换过密封件，质量过硬。"]}}]
• method_version：v2
• search_visual：null