苏阀低温闸阀

评测依据

• review_count：1500
• rating_avg：4.6
• brand_reputation：0
• merchant_count：0
• price_range：[300,799]
• dimension：best_brand
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 02:02:34","to":"2026-06-26 02:02:34"}
• intros：{"brand_intro":"苏阀（Sufa）是苏州阀门厂旗下品牌，始建于1956年，是中国最早的阀门专业制造厂之一。公司拥有国家特种设备制造许可证，低温阀门系列通过API 602认证。苏阀以军工品质和稳定性能闻名，在LNG、化工领域拥有大量长期客户。","product_intro":"苏阀Z41Y低温闸阀采用明杆楔式结构，阀板与阀座密封面堆焊硬质合金，适用于-196℃低温介质。阀杆经低温氮化处理，耐磨损。适用于LNG、液氧、液氮管道做全开全关切断用，流阻小，密封可靠，可频繁操作。","key_specs":["适用温度：-196℃～+100℃","公称压力：PN16（1.6MPa）","阀体材质：CF8（304不锈钢）","密封面：硬质合金（Co-Cr-W）","结构形式：明杆楔式","连接方式：法兰"]}
• alt_products：[{"product_name":"苏阀低温闸阀","brand":"苏阀","model":"Z41Y-16P DN65","price":780},{"product_name":"良工低温截止阀","brand":"良工阀门","model":"DJ41Y-16C DN50","price":680},{"product_name":"纽曼低温球阀","brand":"纽曼阀门","model":"Q41F-16P DN40","price":550}]
• kol_quotes：["苏阀的低温闸阀用了八年，依然严丝合缝。","老国企的做工就是扎实，用料一点不缩水。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":89.1,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户反馈该闸阀在低温下启闭顺畅，密封面无磨损迹象。化工行业客户称赞其阀杆密封可靠，无外漏。部分评价提到重量较大，但用料扎实。整体口碑良好，用户认为苏阀作为老牌国企，品质稳定，适合对可靠性要求高的项目。","source_count":0}},{"source":"objective","score":90.25999999999999,"weight":0.5,"confidence":0.8,"details":{"wom_score":89.1,"rating_avg":4.6}},{"source":"user_review","score":92,"weight":0.2,"confidence":1,"details":{"rating_avg":4.6,"review_count":1500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["苏阀的低温闸阀用了八年，依然严丝合缝。","老国企的做工就是扎实，用料一点不缩水。"]}}]
• method_version：v2
• search_visual：null