GB40881-2021

Code for security system design of low concentration gas pipeline transportation of coal mine

煤矿低浓度瓦斯管道输送安全保障系统设计规范

GB 40881-2021 is a current mandatory Chinese national standard for Code for security system design of low concentration gas pipeline transportation of coal mine. It appears in the Food compliance cluster with a product safety focus and has an implementation date of May 1, 2022.

Applicability depends on product scope, certification route, competent authority notices and transition rules. Requst for the translation or verify source before using this record in a compliance decision.