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GB/T 778.1-2007
GB/T 778.1-2007 Measurement of water flow in fully charged closed conduits—Meters for cold potable water and hot water—Part 1:Specifications
Abstract
This part of GB/T 778 specifies the terms and definitions, technical characteristics, metrological characteristics, and pressure loss requirements for drinking cold water meters and hot water meters. This part is applicable to all types of water meters with a maximum allowable working pressure (MAP) of not less than 1 MPa (0.6 MPa for water meters with a nominal pipe diameter of DN ≥ 500 mm), and a maximum allowable working temperature (MAT) of 30°C for drinking cold water meters, and up to 180°C for hot water meters, depending on the grade.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Replaced |
| Standard Code | GB/T 778.1-2007 |
| CCS | Flow and level measurement instruments |
| ICS | The water supply system |
| Implement Date | 2008-05-01 |
Price
$ 89
Subtotal
$ 89
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$ 0.00
Order Total (incl. tax)
$ 89