A T type Strainer is a mechanical filtration device installed in pipelines to remove debris and unwanted particles. It helps protect woltman type water meters and other system components from damage caused by particulate contamination ,free flowing suspended debris which may impact the inner mechanism & the impeller.
Application –
They are used in pipelines to prevent free flowing suspended debris from entering and damaging Woltman Type
water meters, and it’s critical components.
Sizes –
DN40mm TO DN500mm
Technical Details –
Available in CI & DI
| Dimensions | ||||||
|---|---|---|---|---|---|---|
| Type | Size (mm) | Length (mm) L |
Length with Nipple (mm) |
Width (mm) W |
Height (mm) H |
Connecting Thread D |
| Single Jet Class B |
15 | 110-2 | 250 ±5 | 92 ±1 | 75 ±1 | G 3/4B |
| Technical Specification | |||||
|---|---|---|---|---|---|
| Normal Size DN (mm) |
Class of measurement |
Overload Flow-rate Qmax (m³/h) |
Permanent flow-rate Qn (m³/h) |
Transitional flow-rate Qt (l/h) |
Minimum flow-rate Qmin (l/h) |
| 15 | B | 3 | 1.5 | 120 | 30 |
| Sr. No | Specifications | Dimensions | Tolerances |
|---|---|---|---|
| 1 | Overall length with Nipples (Lt) | 250 | ±5 |
| 2 | Overall length without Nipples (L) | 165 | 0, -2 |
| 3 | Total Width (W) | 83 | ±1 |
| 4 | Height (H) | 97 | ±1 |
| 5 | Threads (Nipples, Tn) | G1/2"B | Via Go/No Go |
| 6 | Threads (Body, Tb) | G3/4"B | Via Go/No Go |
| MATERIALS FOR BODY AND COMPONENT PARTS OF DOMESTIC WATER METER, SIZE 15, 20 & 25 MM | ||
|---|---|---|
| S.No. | Body / Component parts of water meter |
Material used |
| 1 | Body | Brass |
| 2 | Registration Box | ABS |
| 3 | Registration Box Cover (Visual) | Polycarbonate |
| 4 | Cap/Cap lid | ABS |
| 5 | Screws & Studs | High tensile brass |
| 6 | Strainer | HDPE |
| 7 | Impeller | Acetal Polymer (Delrin) |
| 8 | Chamber | ABS |
| 9 | Impeller Shaft | Stainless Steel |
| 10 | Nipples & Nuts | Brass |
| 11 | Bearings | Sapphire (Synthetic) |
| 12 | Dial & Counter | ABS |
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