GB/T 2951.9-1997

Common test methods for insulating and sheathing materials of electric cables Part 4:Methods specific to polyethylene and polypropylene compounds Section two:Elongation at break after pre-conditioning—Wraping test after pre-conditioning—Wrapping test after thermal ageing in air—Measurement of mass increase Long-term stability test(Appendix A) Test method for copper catalysed oxidative degradation(Appendix B)

NORMA vydaná dňa 28.10.1997

Informácie o norme:

Označenie normy: GB/T 2951.9-1997
Poznámka: NEPLATNÁ
Dátum vydania normy: 28.10.1997
Kód tovaru: NS-882166
Krajina: Čínska technická norma
Kategória: Technické normy GB