*减流量reduced bore 本产品的品牌是SIMODI，型号是BVR4-4DT，材质是不锈钢，连接形式是内螺纹，结构形式是浮动球球阀，公称通径是11-38（mm），适用介...
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reduced-bore valve 缩口阀门
Reduced bore steel ball valves 钢制变径直通球阀
REDUCED BORE TYPE 缩径型
reducing bore reduced portventuri port 异径孔道
Shanghai ball valve manufacturers to meet the different needs of customers, with reduced diameter and two series of full bore ball valve.
上海球阀生产厂家为满足客户的不同需求，设有缩径全通径及两大系列球阀。
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