Clear Opening or Space

Wire or Rod Diameter

Plain Steel Weights lbs. Per Sq. ft.

Open Area %

Inches

MM

W&M Gauge

Inches

MM

2-3/4"

69.85

1

1.000

25.40

17.67

53.7

3/4

.750

19.05

10.52

61.7

11/16

.6875

17.46

8.98

64.0

5/8

.625

15.88

7.54

66.4

9/16

.5625

14.29

6.20

68.9

1/2

.500

12.70

4.98

71.6

7/16

.4375

11.11

3.88

74.4

3/8

.375

9.53

2.90

77.4

5/16

.3125

7.94

2.05

80.6

1

.283

7.19

1.70

82.2

3

.250

6.35

1.34

84.0

4

.225

5.72

1.09

85.4

5

.207

5.26

0.93

86.4

6

.192

4.88

0.80

87.4

7

.177

4.50

0.69

88.3

8

.162

4.12

0.58

89.2

9

.148

3.76

0.48

90.0

Clear Opening or Space

Wire or Rod Diameter

Plain Steel Weights lbs. Per Sq. ft.

Open Area %

Inches

MM

W&M Gauge

Inches

MM

3"

76.20

1

1.000

25.40

16.50

56.3

3/4

.750

19.05

9.79

64.0

11/16

.6875

17.46

8.35

66.2

5/8

.625

15.88

7.00

68.5

9/16

.5625

14.29

5.76

70.9

1/2

.500

12.70

4.62

73.5

7/16

.4375

11.11

3.59

76.2

3/8

.375

9.53

2.68

79.0

5/16

.3125

7.94

1.90

82.0

1

.283

7.19

1.57

83.5

3

.250

6.35

1.23

85.2

4

.225

5.72

1.01

86.5

5

.207

5.26

0.86

87.5

6

.192

4.88

0.74

88.3

7

.177

4.50

0.63

89.2

8

.162

4.12

0.53

90.0

Clear Opening or Space

Wire or Rod Diameter

Plain Steel Weights lbs. Per Sq. ft.

Open Area %

Inches

MM

W&M Gauge

Inches

MM

3-1/4"

82.55

1

1.000

25.40

15.47

58.5

3/4

.750

19.05

9.16

66.0

11/16

.6875

17.46

7.80

68.1

5/8

.625

15.88

6.54

70.3

9/16

.5625

14.29

5.37

72.6

1/2

.500

12.70

4.31

75.0

7/16

.4375

11.11

3.35

77.6

3/8

.375

9.53

2.50

80.4

5/16

.3125

7.94

1.76

83.2

1

.283

7.19

1.46

84.6

3

.250

6.35

1.15

86.2

4

.225

5.72

0.93

87.5

5

.207

5.26

0.79

88.4

6

.192

4.88

0.69

89.2