STAD – NPT threads

IMI TA
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​​​​​​​ Balancing valve, size 1/2" - 2" The STAD balancing valve delivers accurate hydronic performance in an impressive range of applications. Ideally suited for use on the secondary side in heating and cooling systems.

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°C)
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.
Orange/grey handwheel: TA, valve type and size.

Connection:

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

Articles

STAD – Without drain

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

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

STAD – With drain

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

Size
D
L [in]
H [in]
Cvs
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
52 867-715
52 851-715
3/4"
3/4 NPT
3.70
3.94
6.23
52 867-720
52 851-720
1"
1 NPT
4.13
4.13
9.93
52 867-725
52 851-725
1 1/4"
1 1/4 NPT
4.76
4.13
16.4
52 867-732
52 851-732
1 1/2"
1 1/2 NPT
4.96
4.72
22.3
52 867-740
52 851-740
2"
2 NPT
6.10
4.72
37.3
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*.

Accessories

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

Extension for measuring point M14x1

Suitable when insulation is used.
AMETAL®

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

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

Handwheel

Complete

EAN
Article No **
North America
Article No
International
Orange/grey
7318794043602
52 167-820
52 186-008


**) Distributed by Victaulic.

Size plate, handwheel

Size
EAN
Article No
1/2N
310 308-01
3/4
310 308-02
1
310 308-03
1 1/4
310 308-04
1 1/2
310 308-05
2
310 308-06

Identification tag

EAN
Article No
7318792779206
52 161-990

Allen key

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

Insulation

For heating/cooling
CFC-free polyurethane. Covered with grey PVC.
See catalogue leaflet "Prefab insulations" for complete details.

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

Download All
Name Document Type Download All
STAD_PN25_NPT_EN_low.pdf Technical Specifications
STAD_NPT_PN25_US_low.pdf Technical Specifications
STAD_NPT_PN20_old_version_EN_MAIN.pdf Technical Specifications
STAD_NPT_PN20_old_version_US_low.pdf Technical Specifications
STAD_PN25_instruction.pdf Installation Instructions
STAD_PN25_instruction_w_text.pdf Installation Instructions
STAD_STAS_STAF_instruction_US.pdf Installation Instructions
STS_STA_STAD_STADA_STAD-R_STAV_ED2800E.pdf Legal Documents
Decl_of_Conf_STAD_DN10-40_PN25.pdf Legal Documents
Decl_of_Conf_STAD_DN50_PN25.pdf Legal Documents
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STAD_PN25_w-o_drain.eps Drawings
STAD_PN25_w-o_drain.gif Drawings
STAD_PN25_w-o_drain.jpg Drawings
STAD_PN25_w_drain.eps Drawings
STAD_PN25_w_drain.gif Drawings
STAD_PN25_w_drain.jpg Drawings
52851010.dft 2D3d
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52851010.par 2D3d
52851010.sat 2D3d
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52851020.dft 2D3d
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52851020.sat 2D3d
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52851025.dft 2D3d
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52851025.par 2D3d
52851025.sat 2D3d
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52851025.x_t 2D3d
52851032.dft 2D3d
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52851032.par 2D3d
52851032.sat 2D3d
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52851032.x_t 2D3d
52851040.dft 2D3d
52851040.dwg 2D3d
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52851040.sat 2D3d
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52851050.dft 2D3d
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52851050.par 2D3d
52851050.sat 2D3d
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STAD_PN25_DN10.dft 2D3d
STAD_PN25_DN10.dwg 2D3d
STAD_PN25_DN10.dxf 2D3d
STAD_PN25_DN10.par 2D3d
STAD_PN25_DN10.sat 2D3d
STAD_PN25_DN10.stp 2D3d
STAD_PN25_DN10.x_t 2D3d
STAD_PN25_DN15.dft 2D3d
STAD_PN25_DN15.dwg 2D3d
STAD_PN25_DN15.dxf 2D3d
STAD_PN25_DN15.par 2D3d
STAD_PN25_DN15.sat 2D3d
STAD_PN25_DN15.stp 2D3d
STAD_PN25_DN15.x_t 2D3d
STAD_PN25_DN20.dft 2D3d
STAD_PN25_DN20.dwg 2D3d
STAD_PN25_DN20.dxf 2D3d
STAD_PN25_DN20.par 2D3d
STAD_PN25_DN20.sat 2D3d
STAD_PN25_DN20.stp 2D3d
STAD_PN25_DN20.x_t 2D3d
STAD_PN25_DN25.dft 2D3d
STAD_PN25_DN25.dwg 2D3d
STAD_PN25_DN25.dxf 2D3d
STAD_PN25_DN25.par 2D3d
STAD_PN25_DN25.sat 2D3d
STAD_PN25_DN25.stp 2D3d
STAD_PN25_DN25.x_t 2D3d
STAD_PN25_DN32.dft 2D3d
STAD_PN25_DN32.dwg 2D3d
STAD_PN25_DN32.dxf 2D3d
STAD_PN25_DN32.par 2D3d
STAD_PN25_DN32.sat 2D3d
STAD_PN25_DN32.stp 2D3d
STAD_PN25_DN32.x_t 2D3d
STAD_PN25_DN40.dft 2D3d
STAD_PN25_DN40.dwg 2D3d
STAD_PN25_DN40.dxf 2D3d
STAD_PN25_DN40.par 2D3d
STAD_PN25_DN40.sat 2D3d
STAD_PN25_DN40.stp 2D3d
STAD_PN25_DN40.x_t 2D3d
STAD_PN25_DN50.dft 2D3d
STAD_PN25_DN50.dwg 2D3d
STAD_PN25_DN50.dxf 2D3d
STAD_PN25_DN50.par 2D3d
STAD_PN25_DN50.sat 2D3d
STAD_PN25_DN50.stp 2D3d
STAD_PN25_DN50.x_t 2D3d
52851610.dft 2D3d
52851610.dwg 2D3d
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52851610.par 2D3d
52851610.sat 2D3d
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52851610.x_t 2D3d
52851615.dft 2D3d
52851615.dwg 2D3d
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52851615.par 2D3d
52851615.sat 2D3d
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52851620.dft 2D3d
52851620.dwg 2D3d
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52851620.sat 2D3d
52851620.stp 2D3d
52851620.x_t 2D3d
52851625.dft 2D3d
52851625.dwg 2D3d
52851625.dxf 2D3d
52851625.par 2D3d
52851625.sat 2D3d
52851625.stp 2D3d
52851625.x_t 2D3d
52851632.dft 2D3d
52851632.dwg 2D3d
52851632.dxf 2D3d
52851632.par 2D3d
52851632.sat 2D3d
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52851632.x_t 2D3d
52851640.dft 2D3d
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52851640.sat 2D3d
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52867515.sat 2D3d
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52867520.dft 2D3d
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52867520.sat 2D3d
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52867525.sat 2D3d
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52867532.sat 2D3d
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52867732.dwg 2D3d
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52867732.par 2D3d
52867732.sat 2D3d
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52867740.dft 2D3d
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52867740.sat 2D3d
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52867750.par 2D3d
52867750.sat 2D3d
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52867750.x_t 2D3d

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