Product Overview
                                    
                                    Executive standard:

Main technical parameters:

Material of main parts:

 
                                    Main external dimensions and connection dimensions
                                    
                DN(mm) :250
	                
                
                L :450
	                
                
                D :405
	                
                
                D1 :355
	                
                
                D2 : 320
	                
                
                f :3
	                
                
                b :26
	                
                
                Z- φd :12-25
	                
                
                H手 :969
	                
                
                H电 :1343
	                
                
                Electric actuator(电动装置) :DZW45