應用規范：

1、設計、制造按API 6D BS5351

2、結構長度按ASME B 16.10

3、連接法蘭：ASME B16.5 JIS B2212-B2214

4、閥門檢查和試驗按API 598

Note：

1、Design Manufacture According to API 6D BS5351

2、Face to Face According to ASME B 16.10

3、End Flange Dimension According to ASME B16.5 JIS B2212-B2214

4、Valve Check And Test According to API 598

結構：

    B.B浮動結構、防火、防靜電

Structure：

    two pieces， fire-proof structure，antistatic design