Rare earth galvanized aluminum alloy coated steel strand

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Table 13 Minimum Breaking Force of Steel Strand

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Table 13 Minimum Breaking Force of Steel Strand

Structure	Nominal steel wire Diameter/mm	Nominal diameter of steel strand mm	Breaking area of steel strand /Mm²	Nominal tensile strength of steel strand/MPa						Reference Weight /kg·100m^-1
				1170	1270	1370	1470	1570	1770
				Minimum breaking force of steel strand/kN (not less than)
1 × 7	2.90	8.7	46.24	49.77	54.03	58.28	62.53	66.79	75.30	39.71
	3.00	9.0	49.48	53.26	57.81	62.36	66.92	71.47	80.57	42.37
	3.20	9.6	56.30	60.60	65.78	70.96	76.14	81.32	91.68	44.70
	3.50	10.5	67.35	72.50	78.69	84.89	91.08	97.28	109.67	53.48
	3.80	11.4	79.39	85.46	92.76	100.1	107.4	114.7	129.28	63.04
	4.00	12.0	87.96	94.68	102.8	110.9	119.0	127.0	143.23	69.84
1 × 19	1.60	8.0	38.20	40.22	43.66	47.1	50.54	53.97	60.85	30.40
	1.80	9.0	48.35	50.91	55.26	59.62	63.96	68.32	77.02	38.49
	2.00	10.0	59.69	62.85	68.23	73.68	78.97	84.31	95.09	47.51
	2.20	11.0	72.22	76.05	82.55	89.05	95.54	102.0	115.05	56.69
	2.30	11.5	78.94	83.12	90.23	97.34	104.4	111.6	125.75	62.84
	2.60	13.0	100.88	106.2	115.3	124.4	133.5	142.5	160.70	80.30
	2.90	14.5	125.50	132.2	143.4	154.7	166.0	177.3	199.92	99.90
	3.00	15.0	134.30	141.4	153.5	165.6	177.6	189.8	213.94	105.43
	3.20	16.0	152.81	160.9	174.7	188.4	202.2	215.9	243.43	121.64
	3.50	17.5	182.80	192.5	208.9	225.2	241.8	258.3	291.20	145.51
	3.80	19.0	215.48	228.8	246.3	265.7	285.1	304.5	343.26	169.15
	4.00	20.0	238.76	251.5	272.9	294.4	315.9	337.4	380.34	190.05
1 × 37	1.60	11.2	74.39	73.98	80.30	86.63	92.95	99.27	111.92	59.50
	1.80	12.6	94.15	93.63	101.6	109.6	117.6	125.6	141.65	75.31
	2.00	14.0	116.24	115.6	125.5	135.4	145.2	155.1	174.88	92.97
	2.30	16.1	153.73	152.9	166.0	179.0	192.1	205.2	231.29	122.96
	2.60	18.2	196.44	195.3	212.1	228.8	245.4	262.2	295.54	157.13
	2.90	20.3	244.39	243.1	263.8	284.6	305.4	326.1	367.68	195.48
	3.20	22.4	297.57	296.0	321.2	346.5	371.8	397.6	447.69	238.01
	3.50	24.5	355.98	354.0	384.3	414.5	444.8	475.1	535.57	284.73
	4.00	28.0	464.96	462.4	501.9	541.4	581.0	620.5	699.53	371.90