Product Advantage
* Conical disc design. Benefit from the cone and streamline shape design,the disc can remove the impurities, keep valve in reliable seal and longer service life.
* Double seal design(bellows+packing).
Bellows design form a metal seal to prevent leakage, and packing can provide seal if the bellow failed.
* Patented central locate design. It can protect stem from tremble and lower noise, so the bellow has stable performance and long service life.
* Coated sand casting technology.Sand mixed with binder and other additives makes the rough casting with less defects like pore, trachoma and cracks, and better tensile strength.
Specifications
* Design standard: EN12516
* Face to face dimension: EN558
* Flange ends: EN1092-1
* Test & inspection: EN12266
Application
* Thermal oil, Steam, Hot and cold water, Fatty acids, Ammonia, Natural gas, etc.
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