ป้ายกำกับ: GB/T 13305-2008

GB/T 13305-2008 — Micrographic Method for Determining Area Content of the α-Phases in Stainless Steels Standard Number: GB/T 13305-2008 ICS: 77.040.99 Issued: August 19, 2008 Effective: April 1, 2009 Issuing Authority: Standardization Administration of the People’s Republic of China Replaces: GB/T 13305-1991 and GB/T 6401-1986 Preface This standard replaces GB/T 6401-1986 and GB/T 13305-1991. The […]