STRENGTHENER TYPE:
a).Spiral type(weld with flanges,round bar or square bar)
b).Vertical tupe(weld with plate)
c).Perforated base pipe(weld perforated pipe)
	
 
CONNECTED TYPE:
a)、Flanged
b)、Female thread
c)、Male thread
	
FLOW DIRECTION:
1、FOTI (Flow from outside to inside). Circumferential profile wire
	
 
2、FOTI (Flow from outside to inside). Circumferential support bar.
	
 
3、FITO (Flow from inside to outside). Circumferential profile wire
	
 
4、FITO (Flow from inside to outside). Circumferential support bar.
	
 
5、FITO (Flow from inside to outside). Circumferential profile wire
	
            
            
                
                
                    
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