Số hiệu tiêu chuẩn
ISO 4491-4
Tên tiêu chuẩn
Metallic powders; determination of oxygen content by reduction methods; part 4: total oxygen by reduction-extraction
Ngày phát hành
1989-10-00
Tiêu chuẩn tương đương
DIN ISO 4491-4 (1990-06), IDT * DIN ISO 4491-4 (1989-07), IDT * BS EN 24491-4 (1993-06-15), IDT * GB/T 5158.4 (2001), IDT * GB/T 5158.4 (2011), IDT * EN 24491-4 (1993-04), IDT * NF A95-181-4 (1989-12-01), IDT * NF A95-181-4 (1993-08-01), IDT * SN EN 24491-4 (1993), IDT * OENORM EN 24491-4 (1994-05-01), IDT * OENORM EN 24491-4 (1992-12-01), IDT * PN-EN 24491-4 (2000-02-08), IDT * SS-EN 24491-4 (1993-10-15), IDT * UNE-EN 24491-4 (2006-05-31), IDT * GOST 27417 (1998), IDT * STN EN 24491-4 (1997-10-01), IDT * CSN ISO 4491-4 (1993-11-01), IDT * DS/ISO 4491-4 (1994-01-10), IDT * NEN-ISO 4491-4:1993 en (1993-06-01), IDT
Tiêu chuẩn liên quan
ISO 4491 (1989)
Thay thế cho
ISO/DIS 4491-4 (1987-11)
Thay thế bằng
ISO 4491-4 (2013-05)
Từ khóa
Analysis * Chemical analysis and testing * Determination of content * Extraction * Extraction methods of analysis * Materials * Metallic powders * Metals * Oxygen * Oxygen content * Particulate materials * Powder metallurgy * Reduction methods * Testing * Reduction