Catalog of standards
Catalog of standards
21
MECHANICAL SYSTEMS AND COMPONENTS FOR GENERAL USE
21.040
Screw threads
21.040.30
Special screw threads
| Reference number of the normative document | Title of the normative document | Կարգավիճակը | Developer of the normative document and its address | Price in Armenian drams (AMD) (including VAT) |
Cart |
| GOST 6357-81 | Basic norms of interchangeability. Pipe cylindrical thread | Active |
|
2800 |
Russian |
| AST EN 10226-1-2009 | Pipe threads where pressure tight joints are made on the threads. Part 1. Taper external threads and parallel internal threads. Dimensions, tolerances and designation | Active |
National Institute of Standards CJSV (Yerevan) 2004 c. Yrevan, Komitas str. 49/4 |
12250 |
English |
| AST EN 10226-2-2009 | Pipe threads where pressure tight joints are made on the threads. Part 2. Taper external threads and taper internal thteads. Dimensions, tolerances and designation | Active |
National Institute of Standards CJSV (Yerevan) 2004 c. Yrevan, Komitas str. 49/4 |
12250 |
English |
| AST EN 10226-3-2009 | Pipe threads where pressure tight joints are made on the threads. Part 3. Verification by means of limit gauges | Active |
National Institute of Standards CJSV (Yerevan) 2004 c. Yrevan, Komitas str. 49/4 |
20000 |
English |
