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Best Availability

Type 310

Change-over valves from the Best Availability product group increase plant availability.

Approvals

Industries

  • Oil and Gas Industry
  • Petrochemical Industry
  • Chemical Industry
  • Energy
Product info Metric unit US unit

Key feature

Change-over-valve casted

Change-over-valve casted

Nominal diameter inlet

DN 25  -  DN 500 1"  -  20"

Nominal diameter outlet

Pressure

Pressure

max. 160 bar max. 2320 psig

Flange rating inlet

PN 10  -  PN 160 CL150  -  CL900

Temperature acc. to DIN EN

-270  to  450 °C -454  to  842 °F

Temperature acc. to ASME

-268  to  538 °C -450  to  1000 °F

Body material

1.0619, 1.4408, 1.6220

SA 216 WCB, SA 351 CF8M, SA 216 LCB

KUB-Materials

Valve connection

Flange acc. to DIN EN 1092 / ASME B16.5

Flange acc. to DIN EN 1092 / ASME B16.5

Bellows

Stainless steel

Stainless steel

Approvals

PED/ AD 2000-Merkblatt A2, EAC, CRN

PED/ AD 2000-Merkblatt A2, EAC, CRN

Specials

Feature Option Code Schematic drawing
Bellows

Stainless steel balanced bellows


  • Bellows
Heating jacket

with flanged connetion DN 25/ PN 40

H32

with coupling G 3/4, acc. to DIN 2986

H29

Drain hole

(≤ DN 200); G 1/4

Y99

(≥ DN 250); G 1/2

Y49

(≤ DN 200); NPT 1/4''

Z99

(≥ DN 250); NPT 1/2''

Z49

Connections outlet    
Lockable combination

hand and chain wheel

Y35

hand and chain wheel and chain

Y36

Flushing hole

G 1/2, gemäß DIN 3852 - Form X

Y38

NPT 1/2''

Z38

Further options Change-over-Valves

final position switch

Y98

bypass with non return valves

Y39

hand wheel interlocking

Z50

free of oil and grease

J85

stop valve

Z41 - Z47

Needle valve

Z52 / Z53

   
Documentation    
Balanced Piston    
   
   
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