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GB/T 778.4-2018 Active
GB/T 778.4-2018 Meters for cold potable water and hot water—Part 4:Non-metrological requirements not covered in GB/T 778.1
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 778.4-2018 |
| CCS | Flow and level measurement instruments |
| ICS | The water supply system |
| Implement Date | 2019-01-01 |
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$ 93
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$ 93
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$ 93