旋塞阀说明书英文Plug valve.docVIP

Plug valve operating instructions (X43F-150Lb-2) PREPARED BY： REVIEWED BY： APPROVED BY： 2013.7.10 XINTAI VALVE CO., LTD. CATALOGUE 1. Purpose and performance specifications…………………………1 2. Using standard………………………………………………..1 3. Structural characteristics and operation principle………………...2 4. Valve main parts material………………………………………....3 5. Storage, installation, use, inspection……………………………...3 6. Troubles and troubleshooting……………………………………..5 7. Matters needing attention………………………………………....6 1、Purpose and performance specifications 1.1 Usage a、This product is mainly used for pipeline gas, liquid and granular medium as an opening and closing device, connected or cut off the medium flow, not suitable for regulating media flow. With the flow resistance is small, open and close more effort etc. b、Scope of application: chemical, petroleum, metallurgy, papermaking, pharmaceutical and other industries. 1.2 Performance specifications Nominal diameter（NPS） 2 in Pressure rating（Class） 150 Lb Test pressure Shell test 3.0 MPa seal test 2.2 Low pressure seal test 0.6 Suitable temperature -29~120 oC Applicable medium Water, oil, non - corrosive gas or liquid 1.3 The maximum working pressure rating of the valve (Pressure - temperature reference) (Gauge pressure：MPa) Temperature(oC) -29~38 50 100 150 Ratings 1.96 1.92 1.77 1.58 Table temperature refers to the state line the medium temperature, pressure is continuous table without impact pressure 1.4The valve flow coefficient: Kv=120m. 1.5 The new valve open torque:320N.m. 2 、Using standard 2.1 Design and manufacture according to the provisions of API 6D version twenty-third； 2.2 Inspection and testing in accordance with API 6D twenty-third Edition； 2.3 Flange size according to the provisions of ASME B16.5:2003； 2.4The length of the structure according to the provisions of API 6D version twenty-third; 2.5 Valve pressure - temperature reference according to the ASME B16.34: 2004. 3、Structural ch