ICS 97.100.10CCS Y 63中华人民共和国国家标准GB/T 23150—2024热水器用管状加热器Tubular heating element for water heaters代替 GB/T 23150—20082024-09-29 发布2025-04-01 实施国家市场监督管理总局国家标准化管理委员会发 布目　　次前言 ······························································...