GSO 188:1994
Gulf Technical Regulation
·
Edition 1
Historical
·
Approved on
16 November 1994
ROCKWELL METHOD FOR HARDNESS TESTING OF METALS
GSO 188:1994 Files
Arabic
18 Pages
Historical
Reference Language
OMR
15.0
English
12 Pages
Historical
OMR
12.0
GSO 188:1994 Scope
This standard specifies the Rockwell method for hardness testing of metals according to the following hardness scales:
Scale A - from 60 to 88 HRA
Scale B - from 35 to 100 HRB
Scale C - from 20 to 70 HRC
Scale F - from 60 to 100 HRF
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