Home / Standards / GBT 16508.4-2022 GBT 16508.4-2022 Shell Boilers — Part 4: Manufacture, Inspection and Acceptance 锅壳锅炉 第4部分:制造、检验与验收 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A