Serial No.；TDS-V28-E
DATASHEETGAUGE VALVEFeatures- The wetted part made of corrosion-resistant plastic.
Sealing with Diaphragm.
- Easy to set, only requiring the gauge pipe and tightening the union nut.
- Equipped with drain plug useful for maintenance (allowing for collection ofsample solution ).

Basic specifications- Valve Type- Size- Body Material：：：- Seal Material- Connection：：/FlangedGauge Valve
20mm (3/4"), 25mm (1")
U-PVC (Conforming to ASTM D1784 Cell Classification 12454A)
PP(Conforming to ASTM D4101 Cell Classification PP0210B67272)
EPDM, PTFE
JIS B2220 10K, DIN/EN1092-1, ANSI B16.5

Body
Material

FLUID
TEMPERATURE ﾟC {ﾟF}

Maximum working pressure(Normal temperature) MPa {psi }U-PVC

0 ~ 50 { 30 ~120 }0.5 { 70 }PP

0 ~ 80 { 30 ~175 }0.5 { 70 }Note：:The maximum working pressure is the value including the water hammer pressure. Be careful that the maximum working pressure is
not exceeded during use.

*Concerning the allowable pressure for each temperature and material, see the technical documents at the next page of this sheet.

ASAHI YUKIZAI CORPORATION

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Serial No.；TDS-V28-E
DATASHEET

Certificate / Approval / Directive
PED, ABS, NSF/ANSI61“For details of applicable products, please consult us.”

Working pressure vs. Temperature

Note:
Make sure that the temperature and pressure are within the working range during operation.
(If the tolerance range is exceeded during use, the valve may be damaged.)

ASAHI YUKIZAI CORPORATION

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Serial No.；TDS-V28-E
DATASHEET

Product dimension(Unit: mm)

JIS10K
20mm (3/4")

JIS10K
25mm (1")

Flanged elbow
JIS10K
25mm (1")■JIS, DIN (Unit: mm)
JIS 10K

DIN PN10mminch

DCnh

DCnh

203/410075415105754142511259041911585414■ANSI (Unit: inch)
ANSI Class150mminch

DCnh

3/4

203.88

2.75

40.62

1254.25

3.12

40.62

ASAHI YUKIZAI CORPORATION

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Serial No.；TDS-V28-E
DATASHEET

Parts list
JIS10K
25mm (1")

JIS10K
20mm (3/4")

In case ofused for PTFE DIAPHRAGM

Flanged elbow
JIS10K
25mm (1")

PART NO./NAME

QTYPART NO./NAME

MATERIAL

QTY

MATERIAL

1BODY1U-PVC, PP

9COMPRESSOR

1PVDF

2BONNET

1U-PVC, PP

10COMPRESSOR PIN

2STAINLESS STEEL

3UNION NUT

1U-PVC, PP

11STEM

1COPPER ALLOY

4PACKING GLAND

1U-PVC, PP

12EMBEDDED BONNET FITTING

1COPPER ALLOY

5DRAIN PLUG

1U-PVC, PP

13MATERIAL INDICATION SHEET

1Silver label

6DIAPHRAGM

1EPDM

14HANDLE

1PP

7O-RING ( A )2EPDM, PTFE

15NUT

1STAINLESS STEEL

8O-RING ( B )1EPDM, PTFE

6aPTFE DIAPHRAGM

1PTFEWhen the diaphragm material is PTFE, the O-ring material is also PTFE.

ASAHI YUKIZAI CORPORATION

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Serial No.；TDS-V28-E
DATASHEET

Product weightGAUGE VALVE
Unit: kgmminch

U-PVC

PP203/40.40.3

2510.60.5

PIPE BOLT DIMENSIONS (REFFERENCE)
Unit: mmGAUGE VALVE
SIZE

mm

2025inch

3/41SCREW SIZE (D)M12M16NO.OF FLANGE HOLE

44FLANGE THICKNESS

1515NOMINAL LENGTHGAUGE VALVE (L)5560

BOLT AThe above values indicate the bolt dimensions when an AV TS flange and AV packingare used.

Product model code listGAUGE VALVEACTUATION

TYPE

OPERATINGSYSTEM

BODY
MATERIAL

SEAL
MATERIAL

CONNECTION/ STANDARDSIZEVGEMH＊＊＊＊***::::::V MANUALVALVE:GE GAUGEVALVEMH ROUNDHANDLEU U-PVC

E EPDM

F1 FALNGED, 10K

020 20mm

P PP

T PTFEFD FLANGED, DIN

025 25mm

FA FLANGED, ANSI

Installation, Operation and Maintenance Manual"For details of Installation, Operation and Maintenance, please refer IOM at below link"

http://www.asahi-yukizai.co.jp/en/product/mt_pdf/a_manual_valve_6_002.pdf

ASAHI YUKIZAI CORPORATION

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