Home / Standards / GB/T 24592-2009 GB/T 24592-2009 Abolished High pressure alloy steel tubes for polyethylene service 聚乙烯用高压合金钢管 Standard Type GBT ICS 77.140.75 CCS H48 Status 废止 Issue Date 2009-10-30 Implementation 2010-05-01 Responsible Dept 中国钢铁工业协会 Drafting Unit 中国钢铁工业协会