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Galvanized Steel, Stainless Steel, Aluminum Sheet Gauge Size to mm Thickness Conversion Chart

Release time:2021-12-20

Sheet Metal Gauge to mm

Gauge Number

Standard Steel (mm)

Galvanized Steel (mm)

Stainless Steel (mm)

Aluminum, Brass, Copper (mm)

3

6.073

 

 

5.827

4

5.095

 

5.954

5.189

5

5.314

 

5.555

4.62

6

4.935

 

5.159

4.115

7

4.554

 

4.763

3.665

8

4.176

 

4.191

3.264

9

3.797

3.891

3.967

2.906

10

3.416

3.51

3.571

2.588

11

3.038

3.132

3.175

2.304

12

2.657

2.753

2.779

2.052

13

2.278

2.372

2.38

1.829

14

1.897

1.994

1.984

1.628

15

1.709

1.803

1.786

1.45

16

1.519

1.613

1.588

1.29

17

1.367

1.461

1.427

1.151

18

1.214

1.311

1.27

1.024

19

1.062

1.158

1.11

0.912

20

0.912

1.006

0.953

0.813

21

0.836

0.93

0.874

0.724

22

0.759

0.853

0.792

0.643

23

0.683

0.777

0.714

0.574

24

0.607

0.701

0.635

0.536

25

0.531

0.627

0.556

0.455

26

0.455

0.551

0.475

0.404

27

0.417

0.513

0.437

0.361

28

0.378

0.475

0.396

0.32

29

0.343

0.437

0.358

0.287

30

0.305

0.399

0.318

0.254

31

0.267

0.361

0.277

0.226

32

0.246

0.34

0.259

0.203

33

0.229

 

0.239

0.18

34

0.208

 

0.218

0.16

35

0.191

 

0.198

0.142

36

0.17

 

0.178

0.127

37

0.163

 

0.168

0.113

38

0.17

 

0.157

0.101





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