美标铸铁法兰球阀，美标法兰球阀，美标150LB球阀，美标125LB球阀

材质：铸铁
连接形式：法兰
公称通径：15-300（mm）
适用介质：水
压力环境：常压
工作温度：常温
标准：日标/美标
流动方向：双向
驱动方式：手动/电动/气动
零部件及配件：球体
用途：补水
类型(通道位置)：二通式
作用对象：水，气体，油品，腐蚀性液体等
特点:
1、全通径，浮动/固定球
2、中法兰螺栓连接
3、防冲出阀杆
4、防火防静电结构
5、美标结构改进型
6、启闭定位机构
7、蜗轮操作选配
8、标准法兰连接
 dzvalve Production of American Standard flanged ball valves, ball valves for many years R & D experience in manufacturing poly: 1 seat with double lip seal design, enhanced sealing performance and reduce operating torque. A variety of seat materials, adapt to a wide range; 2, stem-proof design: Stem for download type, to prevent fly compression, while using PTFE material-oriented, reduce stem friction and reduce operating torque; 3, fire anti-static design; at the same time according to customer requirements or conditions designed to use the structure of a particular form. High platform structure can be directly mounted drive。