GB/T 38471-2019 Translated English of Chinese Standard. (GBT 38471-2019, GB/T38471-2019, GBT38471-2019): Recycling materials for copperThis standard specifies the classification, technical requirements, test methods, inspection rules, markings, packaging, transportation, storage, quality certificates and purchase orders (or contracts) of recycling materials for copper. This standard applies to recycling materials for copper and their recycling and domestic and foreign trade in the field of circulation. |
Contents
| 3 | |
Test method | 10 |
Appendix A Informative Typical photos of recycling materials for copper | 16 |
Appendix B Informative Radioactive contamination inspection method | 22 |
Normative Moisture content testing method | 28 |
Common terms and phrases
according to formula amount of metal Apparent characteristics Appendix batch of raw Bright wire RCu-1A Broken copper RCu-4 calibration source chemical composition sample chemical composition specimen composed of pure contamination measuring instrument content mass fraction copper content Copper particles RCu-3A copper processing copper wire RCu-1B count measured Disqualified Judgem ent drying box efficiency factor environmental radiation background external radiation penetration Foreign material content ingot instrument probe kilograms kg materials for copper measured value meet the requirements melting metal copper metal recovery rate microGy per hour natural environmental radiation Ningbo No.1 Copper RCu-2A No.1 copper wire No.2 Copper particles non-copper metals packaging particles RCu-3B penetration radiation dose pure copper wire radiation dose rate radiation penetration radiation radioactive contamination recycling materials red copper RCu-5 sample mass short-rod-shaped or flake standard number surface contamination measuring surface plating testing method un-plated uncoated value is expressed Weigh and record White-plated red copper