榆次液压 先导式溢流阀 YF系列

评测依据

• review_count：760
• rating_avg：4.5
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• price_range：[100,299]
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• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 02:02:37","to":"2026-06-26 02:02:37"}
• intros：{"brand_intro":"榆次液压有限公司成立于1958年，是中国最早的液压元件专业制造企业之一，隶属于中国机械工业集团。总部位于山西榆次，拥有国家级液压技术中心，产品覆盖工程机械、农业机械、冶金设备等领域。其溢流阀以'军工品质、国产价格'著称，是替代进口产品的经典选择。","product_intro":"YF系列先导式溢流阀采用铸铁阀体与镀铬阀芯，耐磨损、抗腐蚀，适用于中高压液压系统。最大工作压力31.5MPa，调压范围0.5-31.5MPa，内置阻尼孔设计可抑制压力冲击。标配板式连接方式，兼容ISO 4401标准，支持多阀并联使用。出厂前100%经过压力与泄漏测试。","key_specs":["最大工作压力：31.5 MPa","适用介质：液压油、水乙二醇","接口尺寸：板式连接（ISO 4401-03）","调压范围：0.5-31.5 MPa","工作温度：-20℃至+80℃","泄漏量：≤5 mL/min"]}
• alt_products：[{"product_name":"榆次液压 先导式溢流阀 YF系列","brand":"榆次液压（Yuci Hydraulic）","model":"YF-L10H2","price":180},{"product_name":"SMC 先导式溢流阀 AR系列","brand":"SMC","model":"AR25-02E-B","price":285}]
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