| Size: | NPS 2"~56" | 
| Pressure Rating: | Class 150~2500 | 
| Material: | 
				A105, LF2, F304, F316,F304L, F316L, A106-B, 20# | 
		
| Design & Manufacturing Standard: | 
				API 608, API 6D, BS 5351, ASME B16.34,GB,KS | 
		
| Face to Face: | 
				ASME B16.10, API 6D, DIN 3202 | 
		
| End Connection: | ASME B16.5, DIN 2543-2550, ASME B16.25 | 
| 
				Test and Inspection: | 
			
				ISO 5208, API 6D, BS6755 | 
		
| 
				Operation Method: | 
			
				Manual ,Worm Gear, Electric Actuator, Pneumatic Actuator  |