Download or read book JB T 13023 2017 Translated English of Chinese Standard JBT 13023 2017 JB T13023 2017 JBT13023 2017 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-07-21 with total page 30 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the terms and definitions, equipment requirements, process material requirements, process requirements, quality control and inspection, safety, hygiene and environmental protection requirements of the nitride carbonize and oxidize multi-treatment (QPQ) technology. This standard applies to the nitride carbonize and oxidize multi-treatment (QPQ) of black metal, cast iron and stainless steel.