Cal. Code Regs. Tit. 8, div. 1, ch. 4, subch. 4, app B, Plate B-4

Current through Register 2024 Notice Reg. No. 45, November 8, 2024

Weights of Metals Per Square Foot

*Thickness Inches*	*Wrought Iron*	*Cast Iron*	*Steel*	*Copper*	*Tin*	*Zinc*	*Brass*	*Lead*
*Weights, Pounds per Square Foot*
¹/₁₆	2.50	2.34	2.55	2.89	2.41	2.28	2.63	3.7
1/8	5.00	4.69	5.10	5.79	4.81	4.55	5.26	7.4
³/₁₆	7.50	7.03	7.65	8.68	7.22	6.83	7.89	11.1
1/4	10.0	9.38	10.2	11.6	9.63	9.10	10.5	14.8
⁵/₁₆	12.50	11.7	12.8	14.5	12.0	11.4	13.2	18.5
3/8	15.00	14.1	15.3	17.4	14.4	13.7	15.8	22.2
⁷/₁₆	17.50	16.4	17.9	20.3	16.8	15.9	18.4	25.9
1/2 2	0.00	18.7	20.4	23.2	19.3	18.2	21.1	29.7
⁹/₁₆	22.50	21.1	23.0	26.0	21.7	20.5	23.7	23.4
5/8	25.00	23.5	25.5	28.9	24.1	22.8	26.3	37.1
¹¹/₁₆	27.50	25.8	28.1	31.8	26.5	25.0	28.9	40.8
3/4	30.00	28.1	30.6	34.7	28.9	27.3	31.6	44.4
¹³/₁₆	32.50	30.5	33.2	37.6	31.3	29.6	34.2	48.2
7/8	35.00	32.8	35.7	40.5	33.7	31.9	36.8	51.9
¹⁵/₁₆	37.50	35.2	38.3	43.4	36.1	34.1	39.5	55.6
1	40.00	37.5	40.8	46.3	38.5	36.4	42.1	59.3

For rates in square inch, divide by 144.