ISO 6508

ROCKWELL HARDNESS HRA

HISTORICAL

Year

2016

2017

2018

2019

2020

Number of participants

10

12

12

16

16

Participants OK

7

10

8

10

11

Participants NOT OK

2

1

4

4

3

Participants CANCELED

1

1

0

2

2

References:

Participants OK: All properties were determined correctly

Participants NOT OK: Some or all of the properties were not determined correctly

Participants CANCELED: A participant who has decided not to continue or has not submitted results before the deadline.