Download or read book GB T 97 1 2002 Translated English of Chinese Standard GBT 97 1 2002 GB T97 1 2002 GBT97 1 2002 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2019-03-16 with total page 10 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies normal-series, product-grade-A plain washers in the 200 HV and 300 HV hardness classes and of nominal sizes (nominal thread diameters) ranging from 1.6 mm to 64 mm inclusive.