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| International Standard Category: Flanges, couplings and joints |
GB/T 4983-1985 Vacuum technology screwed type quick release flange
拧紧型真空快卸法兰 ;
| Category No.: | 23.040.60 | Valid Status: | superseded |
| Issued Organization: | Issued Date: | 1985-03-06 | |
| Implemented Date: | 1986-1-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 4983-2003 Vacuum technology—Quick release couplings—Dimensions—Part 2:Screwed type |
Superseded Date: | 2004-6-1 |
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