1)Design & manufacturer:API602 BS5352

2)Face to face:ASME B16.10

3)Test & Inspection:API 598,BS5352

4)Size:NPS1/2~NPS2

5)Pressure:CL150~CL2500

6)Material:A105,F11,F22,F304,F316,F91,F9,F51,F321,F347,F304,F316