该阀具有双重密封装置，除填料外还有不锈钢波纹管作密封元件。适用于易燃易爆、渗透性强、带放射性的介质，以及对密封性有严格要求的工业管路上。
主要零件材料Material for main parts
|
零件名称Produsttype |
阀体Body |
阀盖Bonnet |
阀杆Stem |
波纹管Bollow |
阀瓣Disc |
阀杆螺母Yoke nut |
填料Packing |
垫片Washer |
手轮Handwheel |
|
WJ61H WJ41H-16C |
WCB堆焊不锈钢 |
WCB |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni9Ti 堆焊硬质合金 |
ZQA19-4 |
柔性石墨 |
缠绕式垫片 |
KT35-10 |
|
WJ61H WJ41H-25 |
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WJ61H WJ41H-40 |
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|
WJ61H WJ41H-16P |
ZG1Cr18Ni9Ti |
1Cr18Ni9Ti |
柔性石墨或聚四氟乙烯 |
缠绕式垫片或聚四氟乙烯 |
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|
WJ61H WJ41H-25P |
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|
WJ61H WJ41H-40P |
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