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近年来编辑部不断收到许多单位的来函,反映在生产的检验工作中急需JB1802-76稀土镁球墨铸铁金相标准。本部和有关标准出版部门联系,得悉近年无再版计划。为满足广大工厂需要,本刊决定从本期起利用一定版面连载此标准,预计在82年中刊完。请各检验部门注意收集,以便汇集成册。本册所刊标准需要补齐者,请速与本刊资料发行组联系,并请及时做好明年度的杂志收订工作。
In recent years, the editorial department has continuously received letters from many units, which are reflected in the urgent need of JB1802-76 rare earth magnesium nodular cast iron metallographic standard in the production inspection work. The Department and the relevant standard publishing department contact, learned in recent years no republishing plan. In order to meet the needs of the majority of factories, this article decided to use this page from the current version of this standard series is expected to finish in 82 years. Please pay attention to the inspection department to collect, in order to bring together into a book. The standards published in this book need to be supplemented, please contact with the issue of information dissemination group, and please do a good job in the next year magazine subscription.