Size: NPS1/2" - 2"
Pressure: Class 150-1500lbs
Material: A105;LF2L;F5;F11;F22;304(L);316(L);F347;F321;F91;Monel;20 Alloy.
Design & Manufacture Std.: API 6D,ASME B16.34
Face to Face Std.: As Per Manufacturer's Standard
End Connection Std.: ASME B16.5    
Test Standard: API598;GB/T13927;JB/T9092
Structure Type: With Bypass Pattern, without Bypass Pattern
Operated Way: Lever, Gear, Pneumatic, Electric