This standard specifies the technical requirements, test methods, inspection rules, marking, Encasement, transportation and storage of medium and thick-walled non-flame retardant double-walled polyolefin thermal cissing pipes. It is suitable for medium and thick-walled non-flame retardant double-walled polyolefin thermal cissing pipes with a nominal cissing ratio of 3:1 and a maximum operating temperature of 100 ° C.
| Status | Active |
|---|---|
| CCS | K15 | ICS | 29.035.20 |
| Release Date | 2023-05-23 00:00:00 | Implementation Date | 2023-12-01 00:00:00 |