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Steam Conditioning Valve

ARCA steam-conditioning valves are customized in line with your specific operating conditions. A wide range of designs and materials – from cast globe-style housings to forged angle-style valves – are available to meet all pressure and temperature requirements.

ARCA control valves optimize efficiency and enable cost-effective operation in small plants and large-scale power-generation facilities. ARCA steam-conditioning valves integrate sound-reduction measures such as perforated plugs and seat rings with graduated control to minimize the impact of sound emissions on humans and the environment. We can even dimension a silencer system that encompasses the condenser of your plant.

 

OUR INNOVATION

HOW YOU BENEFIT

1.       Modular system with standardized components

·         All nominal diameters

·         Fewer components

·         Only one special tool required

2.       Flow-optimized housings

·         Low noise emission

·         Optimized KV values for all nominal

·         diameters

3.       Optimized trim comprising plug and seat for all application areas

·         Adaptable to any requirements

·         High control accuracy

·         Wide control range

·         Low noise emission

4.       Standardized interface to valve actuator

·         All types of actuator can be used - pneumatic, electric, and hydraulic

·         Can be easily reconfigured later on

5.       Value trims can be completely removed

·         Maintenance work is fast and simple

·         All internal parts can be removed

·         No special machines required

·         All interior components are clamped or screwed (no welding)

Nominal size/pressure

51... & 52...

55… & 56...

57… & 58…

59…

DN (Housing)

50–600 / 2"–24"

80–200 / 3"–8"

25–250 / 1"–10"

25–100 / 1"–4"

PN/ANSI

16–250 / 150–1500

16–250 / 150–1500

16–400 / 150–2500

16–400 / 150–2500

Housing types

Straight way

Angular

Angular

Angular

Body style

Cast

Cast

Forged

Forged

 

 

 

 

 

Materials

EN

for temperatures

ASTM

for temperatures

Cast Housing

1.0619 GP240GH

up to 450 °C

A 216 WCB

up to 450 °C

1.7357 G17CrMo5-5

up to 530 °C

A 217 WC6

up to 530 °C

1.4581 GX5CrNiMoNb19-11-2

up to 550 °C

-

-

1.7379 G17CrMo9-10

up to 580 °C

-

-

1.4931 GX23CrMoV12-1

up to 600 °C

-

-

Forged Housing

1.0460 P250GH

up to 450 °C

A 105

up to 450 °C

1.0425 P256GH

up to 450 °C

-

-

1.5415 16Mo3

up to 530 °C

-

-

1.7335 13CrMo4-5

up to 570 °C

A 182 F12 Cl.2

up to 570 °C

1.7380 10CrMo9-10

up to 600 °C

A 182 F22 Cl.3

up to 600 °C

1.4903 X10CrMoVNb91

up to 620 °C

A 182F91 - P91

up to 620 °C

Valve trims

1.4021 X20Cr13

1.4122 X39CrMo17-1

1.4571 X6CrNiMoTi17122

1.4922 X20CrMoV1 21

Bonnet

Standard, with cooling fins, self-sealing bonnet, with cooling-water injection

Plug characteristic

Standard: linear

Optional: linear modified

Rangeability

25 : 1

Seat leakage

Metal sealing: class IV (0.01% of kvs)

Pressure balanced < 0,05% of KV-value

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