Proceq DY-216 - Standards and Equipment Selection; Summary of the main pull-off testing standards

© 2014 Proceq SA 3
2. Standards and Equipment Selection
2.1 Summary of the main pull-off testing standards
Standard Description Test disc Specified load rate Total
test
time
EN 1542 Products and systems for
the protection and repair of
concrete structures - Mea-
surement of bond strength by
pull-off
Ø 50mm 0.05 ± 0.01 Mpa/s < 90s
EN 1015-12 Determination of adhesive
strength of hardened render-
ing and plastering mortars on
substrates
Ø 50mm 0.003 – 0.1 MPa/s 20-60s
EN 1348 Mortar for tiles and slabs.
Determination of the adhesive
strength of cement based mor-
tar for indoor and outdoor.
Ø 50mm 250 ± 50 N/s -
ISO 4624 Paints and varnishes - Pull-off
test for adhesion. Supercedes
EN24624 and NF T30-062
Ø 20mm < 1 MPa/s < 90s
BS 1881
Part 207
Recommendations for the as-
sessment of concrete strength
by near-to surface tests
Ø 50mm 0.05 ± 0.03 MPa/s -
ASTM D
4541
Standard test method for pull-
off strength of coatings using
portable adhesion testers
- < 1 MPa/s < 100s
ASTM C
1583
Standard test method for
tensile strength of concrete
surfaces and the bond strength
or tensile strength of concrete
repair and overlay materials by
direct tension (Pull-off method)
Steel
Ø 50mm
5±2 psi/s
0.035±.015MPa/s
-
ASTM D
7234-05
Standard test method for pull-
off adhesion strength of coat-
ings on concrete using portable
pull-off adhesion testers
Ø 20mm
Ø 50mm
Ø 75mm
< 0.2MPa/s, 30psi/s 5s to
30s
ASTM D
7522
Standard test method for pull-
off strength of FRP bonded to
concrete substrate
Ø 50mm
Ø 75mm
Ø100mm
< 1 MPa/min
< 150 psi/min
ZTV-ING The Federal Minister for
Transport. Additional technical
contract conditions and guide-
lines for engineering buildings
and the repair of concrete
components
Ø 50mm 100 N/s for concrete
300N/s for elastic
surfaces (Proceq
DY-206, Proceq DY-
216 recommended
for elastic surfaces)