GB/T 32290-2015 Active
GB/T 32290-2015 Reduced-wall,resilient-seated gate valves for water supply service
Abstract
This standard specifies the terms and definitions, structural types, technical requirements, test methods, inspection rules, marking, supply requirements, and quality assurance documents for flexible-sealed light-duty gate valves used in water supply systems (hereinafter referred to as "gate valves"). This standard applies to flexible-sealed light-duty gate valves made of nodular cast iron. The scope of application includes nominal pressure not exceeding PN 16; the medium is water, with a water temperature range of 1 ℃ to 80 ℃; the medium flow rate when the valve is fully open does not exceed 4.9 m/s; and rod-operated gate valves with nominal sizes of DN 50 to DN 1200 and lever-operated gate valves with nominal sizes of DN 50 to DN 600.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 32290-2015 |
| CCS | \nValve |
| ICS | Gate valve |
| Implement Date | 2016-07-01 |