Features & Benefits

High accuracy for all settings

Ensure accurate balancing and flow reading.

Handwheel

Equipped with a digital read-out, the handwheel ensures accurate and straightforward balancing. Positive shut-off function for easy maintenance.

Self-sealing measuring points

For simple, accurate balancing.

AMETAL®

Dezincification resistant alloy that guarantees a longer valve lifetime and lowers the risk of leakage.

Technical description

Application:

Heating (not steam) and cooling systems.

Functions:

Balancing
Pre-setting
Measuring
Shut-off
Draining (depending on valve type)

Dimensions:

1/2" - 2"

Pressure class:

PN 25 (400 WWP)

Temperature:

Max. working temperature: 248°F
(intermittent 302°F)
Min. working temperature: -4°F

Media:

Water or neutral fluids, water-glycol mixtures (0-57%).

Material:

Valve body and bonnet: AMETAL®
Sealing (body/bonnet): EPDM O-ring
Valve plug: AMETAL®
Seat seal: EPDM O-ring
Spindle: AMETAL®
Slip washer: PTFE
Spindle seal: EPDM O-ring
Spring: Stainless steel
Handwheel: Polyamide and TPE

Measuring points: AMETAL®
Sealings: EPDM
Caps: Polyamide and TPE

Draining: AMETAL®
Sealing: EPDM
Gaskets: Fiber-based aramid


AMETAL® is the dezincification resistant alloy of IMI Hydronic Engineering.

Marking:

Body: IMI, TA, PN 25/400 WWP, DN and inch size. Size 2" also CE.
Handwheel: TA, valve type and size.

Connection:

Female thread NPT according to ANSI/ASME B1.20.1-1983.

Articles

Female threads NPT.Thread according to ANSI/ASME B1.20.1-1983.

STAD – With drain

Female threads NPT.
Thread according to ANSI/ASME B1.20.1-1983.

Size
D
L [in]
H [in]
Cvs
Weight [lb]
Article No **
North America
Article No
International
d = UNS 1 1/16" x 11.5
1/2"
1/2 NPT
3.31
3.94
2.96
1.23
52 867-715
52 851-715
3/4"
3/4 NPT
3.70
3.94
6.23
1.41
52 867-720
52 851-720
1"
1 NPT
4.13
4.13
9.93
1.70
52 867-725
52 851-725
1 1/4"
1 1/4 NPT
4.76
4.13
16.4
2.42
52 867-732
52 851-732
1 1/2"
1 1/2 NPT
4.96
4.72
22.3
3.31
52 867-740
52 851-740
2"
2 NPT
6.10
4.72
37.3
4.63
52 867-750
52 851-750


**) Distributed by Victaulic.

→ = Flow direction


Cvs = gpm at a pressure drop of 1 psi and fully open valve.


NOTE: In softwares (HySelect, HyTools) and balancing instrument (TA-SCOPE) the STAD, PN 25/400 WWP version, is named STAD*.

Female threads NPT.Thread according to ANSI/ASME B1.20.1-1983.

STAD – Without drain

Female threads NPT.
Thread according to ANSI/ASME B1.20.1-1983.

Size
D
L [in]
H [in]
Cvs
Weight [lb]
Article No **
North America
Article No
International
1/2"
1/2 NPT
3.31
3.94
2.96
0.97
52 867-515
52 851-515
3/4"
3/4 NPT
3.70
3.94
6.23
1.04
52 867-520
52 851-520
1"
1 NPT
4.13
4.13
9.93
1.21
52 867-525
52 851-525
1 1/4"
1 1/4 NPT
4.76
4.13
16.4
1.50
52 867-532
52 851-532
1 1/2"
1 1/2 NPT
4.96
4.72
22.3
2.20
52 867-540
52 851-540
2"
2 NPT
6.10
4.72
37.3
3.09
52 867-550
52 851-550


**) Distributed by Victaulic.

→ = Flow direction


Cvs = gpm at a pressure drop of 1 psi and fully open valve.


NOTE: In softwares (HySelect, HyTools) and balancing instrument (TA-SCOPE) the STAD, PN 25/400 WWP version, is named STAD*.

Accessories

Suitable when insulation is used.AMETAL®

Extension for measuring point M14x1

Suitable when insulation is used.
AMETAL®

d
L [in]
EAN
Article No
M14x1
2.80
7318793969507
52 179-016

Max 248°F (intermittent 302°F)AMETAL®/EPDM

Measuring point

Max 248°F (intermittent 302°F)
AMETAL®/EPDM

L [in]
EAN
Article No
1.73
7318792813207
52 179-014
4.05
7318793858108
52 179-015

Can be installed without draining of the system.AMETAL®/Stainless steel/EPDM

Measuring point, extension 2.36 in.

Can be installed without draining of the system.
AMETAL®/Stainless steel/EPDM

L [in]
EAN
Article No
2.36
7318792812804
52 179-006

Allen key

[mm]
EAN
Article No
3
Pre-setting
7318792836008
52 187-103
5
Draining
7318792836107
52 187-105

Handwheel

EAN
Article No **
North America
Article No
International
7318794043503
52 167-820
52 186-007


**) Distributed by Victaulic.

Identification tag

EAN
Article No
7318792779206
52 161-990

For heating/coolingMaterial: EPPFire class: B2 (DIN 4102)Max working temperature: 248°F (intermittent 284°F)Min working temperature: 54°F, 18°F at sealed joints.

Insulation

For heating/cooling
Material: EPP
Fire class: B2 (DIN 4102)
Max working temperature: 248°F (intermittent 284°F)
Min working temperature: 54°F, 18°F at sealed joints.

For size
L [in]
H [in]
D [in]
B [in]
EAN
Article No
3/8", 1/2", 3/4"
6.10
5.31
3.54
4.06
7318792839108
52 189-615
1"
6.89
5.59
3.70
4.06
7318792839306
52 189-625
1 1/4"
7.68
6.14
4.17
4.06
7318792839504
52 189-632
1 1/2"
8.43
6.65
4.25
4.45
7318792839702
52 189-640
2"
9.65
7.01
4.25
4.49
7318792839900
52 189-650

520093xx

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52179015

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52187103

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520093xx_persp

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52187103_52187105

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52161990

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53319xxx

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52179014

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52179006

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Handwheel_red_2-3

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STAD_w_drain

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Handwheel_red_4-0

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52009515

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STAD_w-o_drain_persp

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STAD_w-o_drain

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Handwheel_red_0-0

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STAD_w_drain_persp

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52179990

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520090xx

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52186007

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52187105

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52179016

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Technical specifications

Installation instructions

Legal documents

Drawings

2D3D