Download or read book YB T 5240 2005 Translated English of Chinese Standard YB T 5240 2005 YBT5240 2005 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2023-05-10 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the size, shape, technical requirements, test methods, inspection rules, packaging, marks, quality certificates of glass sealed iron-chromium alloy 4J28. This standard applies to iron-chromium alloys that are matched and sealed by soft glass on electrical components.