Table 2 Figures on bearings and shafts... | Emerald Publishing

Table 2

Figures on bearings and shafts quality control before and after (year 2021) the implementation of the digital cell

	Before				After
Quality control performances	2015	2016	2017	2018	2021
Nr. of bearings installed per year	1,795,602	2,172,798	2,383,519	4,516,211	5,000,000
Nr. of bearings tested per year	21,120	25,312	26,458	56,741	100,000
Nr. of shafts installed per year	1,300,572	1,424,358	1,905,823	3,913,242	4,200,000
Nr. of shafts tested per year	10,325	10,785	13,458	22,052	40,000
Nr. defective items per years (bearings and shafts)	1,886	1,003	1,445	2,154	N/A
Nr. of workforce hours for quality control per year	660	720	911	1,320	250

	Before				After
Quality control performances	2015	2016	2017	2018	2021
Nr. of bearings installed per year	1,795,602	2,172,798	2,383,519	4,516,211	5,000,000
Nr. of bearings tested per year	21,120	25,312	26,458	56,741	100,000
Nr. of shafts installed per year	1,300,572	1,424,358	1,905,823	3,913,242	4,200,000
Nr. of shafts tested per year	10,325	10,785	13,458	22,052	40,000
Nr. defective items per years (bearings and shafts)	1,886	1,003	1,445	2,154	N/A
Nr. of workforce hours for quality control per year	660	720	911	1,320	250