■ Application Specification
1、Valve design and manufacture according to API 6D or BS 1868 requirements
2、Valve pressure and temperature basis , by the provisions of ANSI B 16.34
3、The length of the valve structure in accordance with the provisions of ASME B16.10
4、Flanges according to ASME B16.25 requirements
5、Valves according to API 598 inspection and acceptance requirements