Quality Evaluation of Ethiopian 100% Cotton Carded Ring Spun Yarn with Respect to USTER Standards

Table 6

Decretive analysis of yarn strength and elongation.

Yarn property	Mill code	Yarn count (Ne)	N	Mean	Std. deviation	Std. error	Min.	Max.
Tensile strength (cN/tex)	B3	19.8	50	13.32	0.8973	0.1269	11.61	15.51
		20.3	50	13.14	0.9415	0.1331	11.34	15.96
		38.2	50	12.75	1.2845	0.1817	10.40	15.07
	A2	23.47	50	9.49	1.1225	0.1587	5.97	11.74
		32.85	50	18.87	2.3791	0.3365	13.20	25.78
		36.2	50	19.32	2.2138	0.3131	15.49	24.01
	K3	15.28	50	13.38	0.8752	0.1238	11.26	16.20
		21.21	50	11.86	1.0619	0.1502	9.37	15.11
		32.85	50	12.99	1.3935	0.1971	9.39	15.67
	A0	21.6	50	8.67	1.1427	0.1616	6.47	11.01
		30	50	7.61	0.8255	0.1168	6.14	9.54
	A4	32	50	9.91	1.0815	0.1529	7.38	12.17
		40	50	12.23	1.1274	0.1594	9.65	15.03
Elongation (%)	B3	19.8	50	6.07	0.3683	0.0521	5.33	7.12
		20.3	50	6.11	0.4052	0.0573	5.26	7.10
		38.2	50	5.17	0.4673	0.0661	4.24	6.12
	A2	23.47	50	4.28	0.4441	0.0628	2.45	5.07
		32.85	50	8.54	0.7065	0.0999	6.46	9.95
		36.2	50	9.04	0.8804	0.1245	6.76	11.04
	K3	15.28	50	6.62	0.3388	0.0479	5.77	7.50
		21.21	50	5.59	0.3722	0.0526	4.82	6.76
		32.85	50	5.08	0.4697	0.0664	3.95	6.04
	A0	21.6	50	6.88	0.5431	0.0768	5.71	8.03
		30	50	5.90	0.4912	0.0695	4.85	6.99
	A4	32	50	4.12	0.3137	0.0444	3.35	4.65
		40	50	5.21	0.4352	0.0615	4.07	5.99