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Table 11 Concretes classification according to their respective use.

From: Effect of Scoria on Various Specific Aspects of Lightweight Concrete

Classification no

Compressive strength in 28 days

Thermal conductivity

Acoustic absorption coefficient (500 Hz)

Compressive strength after 300 freeze thaw cycles

Scaling cumulated mass after 56 cycles

1

bc2

bc6

A1

B1

B1

2

bc1

A1

A4

B3

bc1

3

C1

bc5

bc6

bc1

bc2

4

bc7

bc8

B5

bc7

C1

5

C2

A2

B4

bc2

C2

6

bc3

bc4

bc4

A4

bc7

7

B1

bc7

bc5

bc4

B2

8

C3

A3

B3

A2

B3

9

C4

bc3

C5

B2

bc8

10

C5

A4

C4

C4

C3

11

bc4

bc2

bc8

bc3

bc3

12

B2

B1

C2

C1

bc4

13

B3

bc1

B2

A3

B4

14

B5

C1

C3

C3

bc5

15

B4

B2

C1

B4

B5

16

A2

B3

A2

C2

A2

17

A3

B4

A3

C5

A3

18

A4

B5

B1

B5

C4

19

bc8

C2

bc2

bc8

C5

20

bc5

C3

bc3

A1

A4

21

A1

C4

bc1

bc5

A1

22

bc6

C5

bc7

bc6

bc6