Type | API Check Valve |
Authentication | ISO9001,CE, API6D |
Medium temperature | Minus 29 degrees to 350 degrees |
Power | Hydraulic |
Flow medium | Water, oil, natural gas medium |
Interface size | 2in |
Material | Stainless Steel |
Pressure | 150LB |
Application | Check valves belong to the category of automatic valves, which are mainly used in pipelines where the medium flows in one direction, and only allow the medium to flow in one direction to prevent accidents. This type of valve should generally be installed horizontally in the pipeline. |
Structure | Swing check valve is also called one-way valve or check valve, its function is to prevent the medium in the pipeline from flowing back. The valve that opens or closes on its own by the flow and force of the medium to prevent the medium from flowing back is called a check valve. |
Light Weight Type Check Valve | Medium Weight Type Check Valve | Heavy Weight Type Check Valve | |
Valve Cover Weight | 1.35KGS | 1.9KGS | 3.2KGS |
Valve Body Weight | 7.8KGS | 9.3KGS | 11.7KGS |
Valve Body Wall Thickness | 7MM | 9.3MM | 11.5MM |
Flange Thickness Without Raised Part | 16.3MM | 17.1MM | 17.9MM |
Valve Disc | WCB+13Cr, The Disc Is Installed Inside, The Disc And The Rocker Are Bolted | WCB+13Cr, The Disc Is Installed Inside, The Disc And The Rocker Are Bolted | A105+401, The Disc Is Installed Outside, The Disc And The Rocker Are Bolted |
Middle Gasket | Metal Mound Gasket | Composite,Single Side Hemming | Metal Winding, Belt Inner Ring |
Bolt and Nut | 4PCS, Single Head Nut | 8PCS, Double Head Nut | 6PCS, Double Head Nut |
Inner Wall | Rough Inside, No Treatment | Inner Polished, Shot Blast Treatment | Inner Polished, Shot Blast Treatment |
Valve Seat Sealing Surface | Body Seal | Sleeve Weld | Sleeve Weld |
Sprue Size | Small | Middle | Large |