Dynamic Bellows
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| VALQUA No. | Product Name | Description | Application | Detail |
|---|---|---|---|---|
| （3DW） | Dynamic Bellows | Metal welded bellows consisting of sheet metals molded into a ring of S or Y-shaped cross-section and welded at the inside and outside diameters. | Used in stem seals for various types of valves, vacuum drive seals in semiconductor production equipment, expansion pipe joints for vacuum sealing of accelerators and nuclear fusion equipment and mechanical seals for oil control and pulsation dampening due to its flexible stretchability and spring constant. Pressure range： extremely high vacuum to 49MPa {500kgf/cm2} Manufacturing range： Inside diameter：3-1,000mm dia. (2,000mm sq.) Thickness：0.03-1.0mm Configuration：circle, ellipse, square Number of folds：optional Material：SUS (304, 304L, 316, 316L, 321, 347), AM-350, Inconel, hastelloy, titanium, Monel and others |
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