顺时针旋转阀杆,将使阀盘降低到阀座上,从而关闭管道,逆时针旋转将提升阀盘并打开管道。调节功能由阀盘底部的锥体实现。锥体的最大直径对应于阀门的标称直径。对于 HRAR 型,阀杆密封由带弹簧弹性 PTFE 环的螺纹衬套提供。对于 HRAB 型,阀杆密封由螺纹衬套和金属波纹管提供,确保完全密封。这些阀门还配备有后密封件,因此当阀门完全打开时,可以更换螺纹衬套和密封件。
HRAR调节阀 | HRAR调节阀 | |
设计 | 直线型或角型 | 直线型或角型 |
材料 | 钢或不锈钢 | 钢或不锈钢 |
标称尺寸 | DN 6-250 | DN 10-250 |
标称压力水平 | PS 25, PS 40, PS 63, PS 160 | PS 25, PS 40 |
温度范围 | -60 °C 至 +150 °C | -60 °C 至 +150 °C |
连接 | 符合 DIN 和 ANSI 标准的对焊和法兰端,钎焊端,螺纹端 | 符合 DIN 和 ANSI 标准的对焊和法兰端,钎焊端,螺纹端 |
附加信息 | 可提供盖板延长件 | 可提供盖板延长件 |
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Michele Schneider's life took an unexpected turn when she married her husband Virlei, an aspiring dairy farmer, and the two started dairy farm Fazenda Inovação Schneider Milk in Brazil. Being a newcomer in dairy farming, Michele saw her passion for the animals and the farm grow quickly. And so did her workload.