38 صفحه pdf
ISO 6508-1:2016
Metallic materials — Rockwell hardness test
Part 1: Test Method
ISO 6508-1:2016-Metallic materials — Rockwell hardness test-Part 1: Test Method
38 صفحه pdf
ISO 6508-1:2016
Metallic materials — Rockwell hardness test
Part 1: Test Method
فرمت فایل: pdf
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