QB/T 1901.2-2006 English PDFQB/T 1901.2: Historical versions
Basic dataStandard ID: QB/T 1901.2-2006 (QB/T1901.2-2006)Description (Translated English): Watch-cases and accessories good alloy coverings. Part 2: Determination of fineness, thickness, corrosion resistance and adhesion Sector / Industry: Light Industry Standard (Recommended) Classification of Chinese Standard: Y11 Classification of International Standard: 39.040.10 Word Count Estimation: 12,195 Date of Issue: 2006-09-14 Date of Implementation: 2007-05-01 Older Standard (superseded by this standard): QB/T 1901.2-1993 Quoted Standard: GB/T 6462; GB/T 4955; QB/T 1901.1; QB/T 16921; QB/T 3819; ISO 3868; ISO 4524-1; ISO 4524-5; QB/T 3831; GB/T 10125; GB/T 9288; GB/T 18043; GB/T 18179; GB/T 19351 Adopted Standard: ISO 3160-2-2003, MOD Regulation (derived from): ?National Development & Reform Commission Announcement 2006 No.63 Issuing agency(ies): Ministry of Industry and Information Technology Summary: This standard specifies the cases and accessories including not removed from the case strap gold alloy overlay purity, thickness, corrosion resistance and adhesion testing methods. This test applies only to the active surface. This section QB/T 1901 QB/T1901. 1 provisions applicable to all the gold alloy coating. |