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Conversion of hardness and strength for ferrous metal
Translate name
STANDARD published on 23.3.1999
Designation standards: GB/T 1172-1999
Publication date standards: 23.3.1999
SKU: NS-860667
Country: Chinese technical standard
Category: Technical standards GB
Latest update: 2026-05-17 (Number of items: 2 278 942)
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