With ears
The below schema only applies to the NG
products
Sticker of 50 mm glued in the valve body
EURO 20 Type 23 PFA10/16 - Sewage Version
| The EURO 20 type 23:
|
From DN65 up to 125 there are differences between the square top of the stem on anti-clockwise (ACC) and clockwise (CC) versions.
Material and coating
| |
The below schema only applies to the NG products |
| Item | Designation | Material | Coating |
1 | Operating stem | Stainless steel type X2CrNiMo17-12-2 | - |
2 | Bearing nut | Ductile iron | EVA (Ethylene Vinyle Acetate) 250 microns |
3 | Bush | Brass type CuZn39Pb2 | - |
4 | Body | Ductile iron | Epoxy powder mini 250 microns |
5 | Operating nut | Aluminium bronze CuAl10Ni3Fe2 | - |
6 | Gate | Ductile iron | Nitrile on ductile iron and polyamide brackets |
7 | Bonnet | Ductile iron | Epoxy powder mini 250 microns |
8 | Yoke | Ductile iron | EVA (Ethylene Vinyle Acetate) 250 microns |
9 | Van O Fra | Chloroprène | - |
10 | Seal bush | Nitrile | - |
11 | Lock washer | Steel type Z6 CN18.8 | - |
12 | Bonnet-check piece gasket | Nitrile | - |
13 | Bearing bonnet joint | Polyamide type 6-6 | - |
14 | Thrust washer | Polyamide type 6-6 | - |
15 | Body bonnet gasket | Nitrile | - |
Marking
On body:
- Nominal diameter in mm (DN),
- Nominal pressure in bar (PN).
Sticker of 50 mm glued in the valve body |
On identification label:
- Reference of valve
- Closing direction (FSH / FAH)-nominal diameter (DN)-flange drilling
- Year and month of manufacture-number,
- Number of the norm
A label certifies the conformity of EURO 20 with flanges to the quality norm.
The letter T indicates that the gate-valve has satisfied the hydraulic tests made at the end of the manufacture process.
