Close Window

 

Schedule of Commercial Lead Thickness and Weight

 

Lead Sheet Thickness* Fractions of an Inch

Decimal

Equivalent

Millimeter Equivalent

Weight Nominal Lbs. Per SF

1/64

.0156

.03968mm

1#

1/32

.0312

.07937mm

2#

5/128

.0391

.09922mm

2 #

3/64

.0469

1.1906mm

3#

1/16

.0625

1.5875mm

4#

5/64

.0781

1.9844mm

5#

3/32

.0937

2.3812mm

6#

1/8

.1250

3.1750mm

8#

5/32

.1562

3.9697mm

10#

3/16

.1875

4.7625mm

12#

1/4

.2500

6.3500mm

16#

3/8

.375

9.5250mm

24#

 

Shielding is 99.9% pure sheet lead, meeting Federal Specifcation QQ-L-201F

* Standard thickeness tolerance for lead sheet : Plus or Minus 0.005

**  Standard thickness tolerance for lead plate: Plus or Minus 0.010

 

Lead Plate Thickness** Fractions of an Inch

Decimal

Equivalent

Millimeter Equivalent

Weight Nominal Lbs. Per SF

1/2"

.050

12.70mm

30#

3/4"

0.75

19.05mm

46#

1

1.00

25.40mm

60#

1-1/2

1.50

38.10mm

90#

2

2.00

50.80mm

120#

2-1/4

2.25

57.15mm

135#

2-1/2

2.50

63.50mm

150#

2-3/4

2.75

69.85mm

165#

3

3.00

76.20mm

180#

3-1/4

3.25

85.55mm

195#

3-1/2

3.50

88.90mm

210#