Serie B2.7

Valvola a sfera flangiata in bronzo-alluminio / Flanged aluminion/bronze ball valve

Materiali / Materials

Componente /

Materiale / Material

Component

B2.722/ S2.722

B2.777 / S2.777/R2.777

1

Corpo/Body

Bronzo Alluminio / Aluminum Bronze C95800 ASTM B148

2

Flangia/Flange

Bronzo Alluminio / Aluminum Bronze C95800 ASTM B148

Sfera DN15-50/Ball DN15-50

Acciaio inox / Stainless steel AISI316

3

Sfera DN65-250/Ball DN65-250

Acciaio inox / Stainless steel AISI316

Bronzo all. / Alu bronze CuAl10Ni5Fe5

Bronzo alluminio / Alu bronze C95800 ASTM B148

4

Sede sfera/Ball seat

PTFE + Carbone / Carbon reinforced PTFE

PTFE + Carbone / Carbon reinforced PTFE

5

Asta/Stem

Acciaio inox / Stainless steel AISI316

Bronzo alluminio / Alu bronze CuAl10Ni5Fe4

6

Anello antifrizione/Sliding Ring

PTFE

7

Ghiera/Ring nut

Acciaio inox / Stainless steel AISI316

Bronzo alluminio / Alu bronze CuAl10Ni5Fe4

8

O Ring/

FKM (Viton®)

9

Leva/Handle

Acciaio inox AISI316 + guaina plastica / Stainless steel AISI316 + plastic sleeve

10 Piastrina fermo/Stop plate

Acciaio inox AISI316 / Stainless steel AISI316

11 Anello elastico/Spring washer

Acciaio inox AISI316 / Stainless steel AISI316

12 Mozzo leva/Handle support

(DN200)

Bronzo Alluminio / Aluminum Bronze C95800 ASTM B148

13 Fermo leva /Handle stop (DN200)

Acciaio inox AISI316 / Stainless steel AISI316

14 Anello antiestrazione/Retaing ring

(DN250)

Acciaio inox / Stainless steel AISI302

15 Supporto per riduttore/Gear box

bearing (DN250)

Bronzo alluminio / Aluminium bronze CuAL10Ni5Fe5

16 Riduttore manuale/Gear box

(DN250)

-

Bulloneria/Nuts and bolts

Acciaio inox AISI316 / Stainless steel AISI316

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