Download or read book JB/T 7334-2016 Translated English of Chinese Standard (JBT7334-2016) written by https://www.chinesestandard.net and published by www.ChineseStandard.net. This book was released on 2021-06-30 with total page 19 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage of hand chain blocks. This standard applies to chain blocks, for general use, which are driven by involute spur gears. This standard does not apply to hand chain blocks, which are used in explosive environments.