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B20

Safety Valve Features

Free discharge safety valve of the B20 family made of brass or stainless steel, available with 1” connections. Designed for gas and steam.

Suitable for:

  • Compressors
  • Industrial sector
  • Gas production and distribution
  • Air conditioning and refrigeration
  • Food industry
  • Winemaking
  • Bottling

Available versions: test ring nut (B20), protective cap (B20/P) or closed without test device (B20/S).

Safety valve model B20 free discharge inox material
B20 stainless steel
Safety valve model B20/P free discharge inox material
B20/P stainless steel
Safety valve model B20/S free discharge inox material
B20/S stainless steel
Safety valve model B20 free discharge brass material
B20 brass
Safety valve model B20/P free discharge brass material
B20/P brass
Safety valve model B20/S free discharge brass material
B20/S brass
Tipo :
Type :
B20 do: 20mm Area: 314,00mm2
Omologazione
Homologation
PN Coefficiente efflusso ridotto
Reduced flow coefficient
Campo di taratura
Setting range
CE - UKCA 60 0,71; >3 bar 0,8 0,3 - 60,0 bar
EAC 60 0,71; >3 bar 0,8 0,3 - 60,0 bar
ATEX Ex h II 2 Gb - UKEX (1) 60 0,71; >3 bar 0,8 0,3 - 60,0 bar
ATEX Ex h II 2 Db - UKEX / / /
ASME XIII - CRN (Canada) 60 0,712 1,0 - 60,0 bar
SELO - TSG 60 0,712 1,0 - 60,0 bar
CONFIGURAZIONE - CONFIGURATION
Materiale
Material
Ottone
Brass
Mista Ottone-Acciaio inox
Mixed Brass-Stainless steel
Acciaio inox
Stainless steel
Modelli
Model
Con ghiera Con ghiera Con ghiera
With ring nut With ring nut With ring nut
Senza Ghiera Senza Ghiera Senza Ghiera
Without ring nut Without ring nut Without ring nut
Con protezione Con protezione Con protezione
With Protection With Protection With Protection
/ / /
/ / /
/ / /
/ / /
Sedi di Tenuta
Seal System
N.B.R. (Std) -10 / + 100 °C N.B.R. (Std) -10 / + 100 °C N.B.R. (Std) -10 / + 100 °C
E.P.D.M. -50 / + 150 °C E.P.D.M. -50 / + 150 °C E.P.D.M. -50 / + 150 °C
VITON -20 / +200 °C VITON -20 / +200 °C VITON -20 / +200 °C
SILICONE -60 / +200 °C SILICONE -60 / +200 °C SILICONE -60 / +200 °C
PTFE -196 / +250 °C PTFE -196 / +250 °C PTFE -196 / +250 °C
KALREZ -20 / +250 °C KALREZ -20 / +250 °C KALREZ -20 / +275 °C
/ Metal -196 / +250 °C Metal -196 / +450 °C
Connessione Entrata
Inlet Connection
G.1" ISO228 G.1" ISO228 G.1" ISO228
R.1" EN10226 R.1" EN10226 R.1" EN10226
1" NPT 1" NPT 1" NPT
DN25 PN16-40-60 1" - 1"1/2 Tri Clamp 1" - 1"1/2 Tri Clamp
1" 150-300 lb DN25 DIN405-11851 DN25 DIN405-11851
/ DN25 PN16-40-60 DN25 PN16-40-60
/ 1" 150-300 lb 1" 150-300 lb
Connessione Uscita
Outlet Connection
/ / /
/ / /
/ / /
/ / /
/ / /
/ / /
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A richiesta possono essere eseguiti collaudi dai più prestigiosi enti quali: INAIL (area ISPESL), TÜV, RINA, Bureau Veritas, ABS e Lloyd
On request tests can be made by the most prestigious societies, such as: INAIL (area ISPELS), TÜV, RINA, Bureau Veritas, ABS and Lloyd Register.
Note: (1) No Modello Con protezione / No Model With Protection

Free discharge safety valve in brass, inox 316L or mixed

Safety valve model B20 free discharge 2D drawing
B20
Safety valve model B20/P free discharge 2D drawing
B20/P
Safety valve model B20/S free discharge 2D drawing
B20/S

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CE - PED (Europe)
ASME XIII - ASME VIII DIV.1 (America-Middle East)
UKCA (Great Britain)
ATEX (Europe)
CRN (Canada)
UKEX (Great Britain)
SELO - CSEI (China)
EAC TR CU032-010 (Russia-Est Europe)
EAC TR CU012 (Russia-Est Europe)
Other (for special certifications we suggest to specify in the note box)

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