Gauge

Lbs. per Square Foot

Thickness. Inches.

Thickness. Mm.

3/16

7.50

.1874

4.770

8

6.28

.1570

3.988

9

5.59

.1398

3.551

10

500

.1250

3.176

11

4.45

.1113

2.827

12

3.96

.0991

2.517

13

352

.0882

2.240

14

314

.0785

1.994

15

2.79

.0699

1.775

16

2.50

.0625

1.587

17

222

.0556

1.412

18

1.98

.0495

1.257

19

1.76

.0440

1.118

20

1.56

.0392

.996

21

1.39

.0349

.886

22

1.25

.0312

.794

23

1.11

.0278

.707

24

.99

.0247

.629

25

.88

.0220

.560

26

.78

.0196

.498

27

.69

.174

.443

28

.62

.0156

.396

29

.55

.0139

.353

30

.49

.0124

.315

Approximate Gauges of Tinplates

I .C .........................

is about 30 W.G.

easy

1 X..........................

"

28

"

"

1 XX.........................

"

27

"

"

1 XXX......................

"

26

"

"

1 XXXX.............................

"

25

"

"

1 XXXXX.............................

"

24

"

"

1 XXXXXX...................

"

23

"

S.D.C......................

"

27

"

easy

S.D.X.......................

"

26

"

S.D. XX......................

"

25

"

S.D. XXX ........................

"

24

"

S.D. XXXX .....................

"

24

"

full

S.D. XXXXX......................

"

23

"

D.C. XXXXXX.........................

"

22

"

full

D.C...........

"

28

"

full

D.X........................

"

26

"

D XX..........................

"

25

"

full

D XXX..........

"

24

"

D XXXX...................

"

22

"

D XXXXX .................

"

21

"

D XXXXXX...........................

"

20

"