CEA-CA SERIES
CEA-CA SERIES
CEA-CA SERIES
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MATERIALS<br />
PART<br />
MATERIALS<br />
UNI ASTM - AISI EN - DIN<br />
Pump body Stainless steel X5 CrNi 18-10 304 1.4301<br />
Seal housing Stainless steel X5 CrNi 18-10 304 1.4301<br />
Diffuser Stainless steel X5 CrNi 18-10 304 1.4301<br />
Impeller Stainless steel X5 CrNi 18-10 304 1.4301<br />
Shaft extension Stainless steel X5 CrNiMo 17-12-2 316 1.4401<br />
Impeller fastening nut Stainless steel X5 CrNiMo 17-12-2 316 1.4401<br />
Fill/drain plugs Stainless steel X5 CrNiMo 17-12-2 316 1.4401<br />
Seals for fill/drain plugs<br />
NBR (FPM in the <strong>CEA</strong>-V versions)<br />
Mechanical seal<br />
Ceramic/Carbon/NBR (Ceramic/Carbon/FPM in the <strong>CEA</strong>-V versions)<br />
O-rings<br />
NBR (FPM in the <strong>CEA</strong>-V versions)<br />
Adapter<br />
Aluminium<br />
Mounting pedestal<br />
Enamelled steel<br />
Pump body nuts and bolts<br />
Zinc-plated steel<br />
<strong>CEA</strong> MECHANI<strong>CA</strong>L SEAL<br />
The standard configuration has the characteristics<br />
shown in fig. 1 and table 1.<br />
STANDARD MATERIALS (TABLE 1)<br />
POS. COMPONENT MATERIAL<br />
1 Spring AISI 304 stainless steel<br />
2 Shaft seal NBR<br />
3 Armature AISI 304 stainless steel<br />
4 Rotating assembly seal NBR<br />
5 Rotating assembly seal ring Ceramic<br />
6 Fixed assembly ring Carbon<br />
7 Fixed assembly seal NBR<br />
Different materials are available on request.<br />
The special configuration has the characteristics shown in fig. 1<br />
and table 2.<br />
A version with fixed assembly anti-rotation lockpin is available on<br />
request.<br />
ALTERNATIVE MATERIALS (TABLE 2)<br />
(ON REQUEST)<br />
POS.<br />
1-2-3-4-7 5 - 6<br />
MATERIAL<br />
Ceramic - Carbon<br />
Ceramic - Special carbon<br />
EPDM Silicon carbide - Special carbon<br />
Silicon carbide - Tungsten carbide<br />
Tungsten carbide - Tungsten carbide*<br />
Ceramic - Carbon<br />
Ceramic - Special carbon<br />
FPM Silicon carbide - Special carbon<br />
AISI 316 Silicon carbide - Silicon carbide<br />
Silicon carbide - Tungsten carbide<br />
Tungsten carbide - Tungsten carbide*<br />
* A version with anti-rotation lockpin is available.<br />
(FIG. 1)<br />
4
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