The detailed data according to the PDF catalogue (only for reference)
Design and Manufacture:API 599,API 6D
Face to Face Dimension:ASME B16.10
End Flange Dimension:ASME B16.5
Welding Ends Dimension:ASME B16.25
Pressure temperature Ratings:ASME B16.34
Test:API 598
Size:1/2~16
Pressure:Class 150~1500