偏心半球阀
大口径设计适配高流量工况，手动蜗轮驱动省力易操作，流道直通阻力小，密封可靠适配多种介质，结构稳固耐冲击，是大管径管路的常用切断阀门。
特点
- 大流量适配：通径可达 DN800，满足大管径流体输送
- 省力驱动：蜗轮传动结构，手动操作扭矩小
- 低阻流道：直通式球体设计，介质流动阻力低
- 稳固耐用：法兰连接 + 厚重阀体，适配重载工业场景
使用工况
- 市政给排水：城市输水管道的大流量切断
- 化工行业：大管径原料 / 成品管路的开关
- 能源领域：油气输送干线的通断控制
- 冶金行业：大流量冷却水系统的管路切换
图纸下载 %20-%20https://sketch.com%20--%3e%3ctitle%3ePath%3c/title%3e%3cdesc%3eCreated%20with%20Sketch.%3c/desc%3e%3cg%20id='Wey-–-Screendesign'%20stroke='none'%20stroke-width='1'%20fill='none'%20fill-rule='evenodd'%3e%3cg%20id='Products_Plattenschieber_VN-Series-Copy-5'%20transform='translate(-310.000000,%20-693.000000)'%20fill='%23CB333B'%20fill-rule='nonzero'%3e%3cg%20id='arrow-down-line-copy-2'%20transform='translate(306.000000,%20689.000000)'%3e%3cpolygon%20id='Path'%20points='13%2016.172%2018.364%2010.808%2019.778%2012.222%2012%2020%204.222%2012.222%205.636%2010.808%2011%2016.172%2011%204%2013%204'%3e%3c/polygon%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/svg%3e)
PDF下载
BNGV
PROSUCTS
产品特性
DN100~800mm
通径
PN1.0~16.0MPa
压力
阀体（WCB 碳钢）、阀芯（304/316）、密封（PTFE / 金属硬密封）
材质
法兰连接
连接方式
GB/T13927、API598、JB/T9092
检测标准
GB/T12237、API608、JB/T7745
设计标准
-20℃~400℃（依密封材质）
温度
新闻动态
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党坝锂矿突破百万吨， 成亚洲最大同类型矿床！
近日，四川省阿坝州马尔康市党坝锂矿通过自然资源部矿产资源储量评审备案，新增氧化锂资源量44万吨，累计查明氧化锂资源量112.07万吨，成为四川省首个氧化锂资源量超百万吨的花岗伟晶岩型锂矿床，也是迄今为止亚洲探明资源量最大的花岗伟晶岩型锂矿床。
让流体控制更
安全
绿色
快捷
高效
2025样本（PDF）
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作为中东地区最具影响力的能源行业盛会之一，第30届伊朗国际石油、天然气及石化展览会（IOG 2025）将于2025年X月X日至X日在德黑兰国际展览中心隆重举行。本届展会以“可持续能源转型与技术创新”为主题，预计吸引来自全球50多个国家的2000余家参展企业及5万名专业观众，共同探索石油天然气行业的新技术、新市场及投资合作机遇。
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