Manuelle Versteckt Stem Flachschieber

1.The design conforms to the API Spec 6A valve 2.Body and bonnet are sealed by metal to improve the seal performance. 3.Reverse seal mechanism sets between the stem and bonnet to make the seal filler to be replaced easily. 4.Sealing surface is sprinkling welded cemented carbide with properties of corrosive-resistance, scrub-resistance and wear-resistance. 5.Body gasket channels are welded austenitic stainless steel to improve corrosive-resistant performance and lengthen its lifespan. 6.Spring load on the parallel discs and valve seat to realize two-sided seal. Small torque. 7.Control system installed on the bonnet can realize long-distance control. Sichuan Tiangong Gas&Oil Valves Co.,Ltd