Test conditions during pull-out test

Environmental conditions at concrete age of

Environmental conditions at concrete age of

1 d to 6 d

1 d to 6 d

Dry, −20˚C

In freezer at −20

Freezing to −20˚C

Dry, 20˚C

In air at 20˚C, 65% RH

Dry, 95˚C

In air at 20˚C 65% RH

Heating to 95˚C, no moisture control

Wet, −20˚C

In water at 20˚C

Freezing to −20˚C

Wet, 20˚C

In water at 20˚C

Wet, 95˚C

In water at 20˚C

Heating to 95˚C, no moisture control