Materials · Concrete

Concrete — CSA A23.3 (Canada)

Specified minimum or characteristic values, for preliminary design. They vary with thickness, class and edition of the standard: check the reference text.

Material	f'c / fckMPa	fctMPa	EMPa	ν	ρkg/m³	α10⁻⁶/°C	Reference
20 MPa	20	2.68	20,120	0.2	2,400	10	CSA A23.3 (Ec = 4500 √f'c)
25 MPa	25	3	22,500	0.2	2,400	10	CSA A23.3 (Ec = 4500 √f'c)
30 MPa	30	3.29	24,650	0.2	2,400	10	CSA A23.3 (Ec = 4500 √f'c)
35 MPa	35	3.55	26,620	0.2	2,400	10	CSA A23.3 (Ec = 4500 √f'c)
40 MPa	40	3.79	28,460	0.2	2,400	10	CSA A23.3 (Ec = 4500 √f'c)
45 MPa	45	4.02	30,190	0.2	2,400	10	CSA A23.3 (Ec = 4500 √f'c)
50 MPa	50	4.24	31,820	0.2	2,400	10	CSA A23.3 (Ec = 4500 √f'c)
60 MPa	60	4.65	34,860	0.2	2,400	10	CSA A23.3 (Ec = 4500 √f'c)
70 MPa	70	5.02	37,650	0.2	2,400	10	CSA A23.3 (Ec = 4500 √f'c)
80 MPa	80	5.37	40,250	0.2	2,400	10	CSA A23.3 (Ec = 4500 √f'c)