EFEKT-hydranty_nadziemne_DN80

SELF DRILLING VALVE
SPINDLE EXTENSION
fixed (rigid) and telescopic with upper or without upper knob
  TYPE : Self drillig valve spindle extension - Version : A, B, C
Materials and construction characteristics :   
EFEKT rigid fixed and telescopic drilling valve spindle extension mande of steel adjustable length accordance to cast iron and ductile iron gate valves en 1092 stainless steel or fire zinc plated steel > Rigid and fixed extension spindle to NWZ-SN (NCS) self drilling valve allow to manual operation of the valve stored underground. Telescopic spindle include simple mechanism that allow to adjust length in the range of Lmin-Lmax.
   
> Extension spindles are manufactured in standard lengths that could be changed accordance to custome specification
   
> Upper knob - made of grey cast iron EN-GJL-250 or ductile iron EN-GJS-500-7
   
> Accordance to customer request inner elements could be made of stanless steel or zinc planted steel
   
> Standard lengths :
 A : L* = 1140 mm,
 B : L* = 1180 mm,
 C : L max.* = 1550 mm / L min.* = 1050 mm,

 

 Catalogue no. : 5010 / 5015 / 5020
A fixed ( rigid ) without knob
B fixed ( rigid ) with upper knob
C telescopic with upper knob

* - accordance to customer request
Reflecting continuous progress of product development we reserve right for further construction changes or to produce product accordance to customer request