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Compact Performance

Type 459 HDD

The product group Compact Performance includes threaded and flanged safety valves with compact dimensions for economical protection of small and midsized capacites. Due to its many orifice diameters, seals, and connections this product group offers a very wide area of application.

Approvals

Industries

  • Chemical Industry 
  • Petrochemical Industry
  • Technical Gases
  • Oil and Gas Industry
  • Power
  • Food and Beverage Industry
  • Pharmaceutical Industry
Product info Metric unit US unit

Key feature

Metal to metal or sealing plate Massive construction for high pressure

Metal to metal or sealing plate Massive construction for high pressure

Nominal diameter inlet - Thread

1/2"  -  1“ 1/2"  -  1“

Nominal diameter inlet - Flange

DN 15  -  DN 25 1/2"  -  1"

Nominal diameter outlet

Pressure

Actual orifice diameter d0

6  -  9 mm 0,236  -  0.354 in

Actual orifice area A0

28,3  -  63.6 mm² 0,044  -  0.099 in²

Pressure

250.01  -  850 bar 3626  -  12328 psig

Flange rating inlet

PN 40  -  PN 400 CL150  -  CL2500

Temperature acc. to DIN EN

-273  to  +400 °C -459  to  +752 °F

Temperature acc. to ASME

-196  to  450 °C -321  to  82 °F

Body material

KUB-Materials

Material outlet body

1.4408 SA 351 CF8M

Material inlet body

1.4404 stellited SA 479 316L stellited

Valve connection

Thread acc. to DIN ISO 228-1, ISO 7-1 / BS 21 or ASME B1.20.1
Flange acc. to DIN EN 1092-1 or ASME B16.5

Thread acc. to DIN ISO 228-1, ISO 7-1 / BS 21 or ASME B1.20.1
Flange acc. to DIN EN 1092-1 or ASME B16.5

Bellows

Stainless steel (only for d09)

Stainless steel (only for d09)

Type of loading

Spring loaded

Spring loaded

Approvals

PED/ DIN EN ISO 4126-1, AD 2000-Merkblatt A2, ASME Sec. VIII Div. 1, CRN, AQSIQ, EAC

PED/ DIN EN ISO 4126-1, AD 2000-Merkblatt A2, ASME Sec. VIII Div. 1, CRN, AQSIQ, EAC

Specials

Feature Option Code Schematic drawing
Disc

metal sealing, 1.4404

Standard

with soft sealing plate SP „T”

J49

with soft sealing plate PCTFE „G” 

J48

with soft sealing platePTFE „A” 

J44

Inlet body

Stellited sealing surface/ inlet body

standard

Bellows

Balanced bellows

J78

Stainless steel bellows for higher set pressure

J55J78

Bellows Hastelloy

J81

  • Bellows
Caps and levers

Screwed cap H2

Screwed packed lever H4

Spring

heat resistant

X01

corrosive resistant 1.4310

X04

INCONEL X-750

X08

  • Spring
Test gag

for Cap H2

J70

for lifting device H4

J69

Heating jacket

H29

  • Heizmantel
Lift indicator

for lifting device H4

J39J93

Lift stopper

ring

J51

actuate screw H2

J52

actuate screw H4

J50

O-ring-damper

O-ring damper H2

J65

O-ring damper H4

J66

Connections

Threaded connection: G, R/BSPT, NPT (combinations on request or in catalog) 

diverse

Flange connection: DIN, ASME (combinations on request or in catalog)

diverse

Connections outlet    
Free of oil and grease

J85

NACE material test certificate

Sour gas resistance acc. to NACE MR0175; Certificate acc. to DIN EN 10204-3.1

N78

Sour gas resistance acc. to NACE MR0103; Certificate acc. to DIN EN 10204-3.1

N77

  • NACE-Logo
KUB bursting disc  
Special materials

Hastelloy® C4/ 2.4610

Monel® 400/ 2.4360

Duplex/ 1.4462

Documentation    
Balanced Piston    
   
   
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