洛铜高精度锡青铜板

评测依据

• review_count：2340
• rating_avg：4.8
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_quality
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 01:57:51","to":"2026-06-26 01:57:51"}
• intros：{"brand_intro":"洛阳铜加工集团（洛铜）是中国最大的铜及铜合金加工企业之一，始建于1954年，被誉为\"中国铜加工工业的摇篮\"。拥有国家级企业技术中心，产品广泛应用于航空航天、电子通信、机械制造等领域，是国内青铜板行业标准的主要制定者，市场口碑极佳。","product_intro":"该款锡青铜板采用QSn6.5-0.1牌号，含锡6.5%、磷0.1%，具有优异的弹性、耐磨性和抗腐蚀性。板面平整度高，公差控制在±0.02mm以内，适用于精密冲压、电子接插件、弹簧片及轴承衬套等场景。表面光洁无砂眼，可提供定制裁切服务。","key_specs":["材质：QSn6.5-0.1（锡磷青铜）","厚度：2.0mm（可定制0.5-10mm）","宽度：600mm（标准板，可裁切）","硬度状态：半硬（Y2）/硬态（Y）","抗拉强度：≥490MPa","伸长率：≥13%"]}
• alt_products：[{"product_name":"洛铜高精度锡青铜板","brand":"洛铜","model":"QSn6.5-0.1-2.0mm","price":285},{"product_name":"金川高力黄铜板（进口替代型）","brand":"金川","model":"H62-3.0mm-600x1500mm","price":198}]
• kol_quotes：["\"洛铜的锡青铜板在国产里属于第一梯队，进口替代首选。\"——机械工程师老张","\"做精密弹片必须用洛铜，公差控制比小厂强太多。\"——电子制造达人李工"]
• scoring_breakdown：[{"source":"word_of_mouth","score":91.1,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍反馈该板材材质均匀、加工性能好，冲压后无裂纹。多位机械加工厂采购人员表示，洛铜的板子比小厂产品更平整，折弯不反弹。有电子厂工程师评价其弹性模量稳定，用于继电器簧片寿命测试通过率高。少数用户提到价格略高于普通黄铜板，但认为物有所值。物流包装采用木架加固，运输中极少出现划伤。","source_count":0}},{"source":"objective","score":94.03999999999999,"weight":0.55,"confidence":0.8,"details":{"rating_avg":4.8,"review_count":2340,"wom_score":91.1}},{"source":"user_review","score":96,"weight":0.15,"confidence":1,"details":{"rating_avg":4.8,"review_count":2340,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"洛铜的锡青铜板在国产里属于第一梯队，进口替代首选。\"——机械工程师老张","\"做精密弹片必须用洛铜，公差控制比小厂强太多。\"——电子制造达人李工"]}}]
• method_version：v2
• search_visual：null