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| International Standard Category: Gas pressure vessels, gas cylinders |
GB 13438-1992 Valves for argon cylinders
氩气瓶阀 ;
| Category No.: | 23.020.30 | Valid Status: | superseded |
| Issued Organization: | CSBTS | Issued Date: | 1992-04-18 |
| Implemented Date: | 1992-1-2 | Abolished Date: | 2010-04-01 |
| Superseded Standard.: | GB 15382-2009 General specifications of gas cylinder valves |
Superseded Date: | 2010-4-1 |
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