Clear Opening or Space

Wire or Rod Diameter

Plain Steel Weights lbs. Per Sq. ft.

Open Area %

Inches

MM

W&M Gauge

Inches

MM

3-1/2"

88.90

1

1.000

25.40

14.57

60.5

3/4

.750

19.05

8.60

67.8

11/16

.6875

17.46

7.32

69.9

5/8

.625

15.88

6.13

72.0

9/16

.5625

14.29

5.03

74.3

1/2

.500

12.70

4.03

76.6

7/16

.4375

11.11

3.13

79.0

3/8

.375

9.53

2.33

81.6

5/16

.3125

7.94

1.65

84.3

1

.283

7.19

1.36

85.6

3

.250

6.35

1.07

87.1

4

.225

5.72

0.87

88.3

5

.207

5.26

0.74

89.1

Clear Opening or Space

Wire or Rod Diameter

Plain Steel Weights lbs. Per Sq. ft.

Open Area %

Inches

MM

W&M Gauge

Inches

MM

3-3/4"

95.25

1

1.000

25.40

13.77

62.3

3/4

.750

19.05

8.11

69.4

11/16

.6875

17.46

6.90

71.4

5/8

.625

15.88

5.77

73.5

9/16

.5625

14.29

4.74

75.7

1/2

.500

12.70

3.79

77.9

7/16

.4375

11.11

2.94

80.2

3/8

.375

9.53

2.19

82.6

5/16

.3125

7.94

1.54

85.2

1

.283

7.19

1.27

86.5

3

.250

6.35

1.00

87.9

Clear Opening or Space

Wire or Rod Diameter

Plain Steel Weights lbs. Per Sq. ft.

Open Area %

Inches

MM

W&M Gauge

Inches

MM

4"

101.60

1

1.000

25.40

13.06

64.0

3/4

.750

19.05

7.68

70.9

11/16

.6875

17.46

6.53

72.8

5/8

.625

15.88

5.46

74.8

9/16

.5625

14.29

4.47

76.9

1/2

.500

12.70

3.58

79.0

7/16

.4375

11.11

2.77

81.3

3/8

.375

9.53

2.07

83.6

5/16

.3125

7.94

1.45

86.0

1

.283

7.19

1.20

87.2

3

.250

6.35

0.94

88.6