Determination of Joint Surface Roughness Based on 3D Statistical Morphology Characteristic

Table 2

Influence of the profile number on statistical parameters and JRC_p.

Number of profiles	Profile number	Z2	SF	Rp − 1	JRC (Z2)	JRC (SF)	JRC (Rp − 1)
4	1	0.334113	0.027908	1.041132	17.14367	17.16313	15.49015
	2	0.323575	0.026175	1.037607	16.66137	16.68062	14.81893
	3	0.336752	0.028351	1.039223	17.26334	17.28285	15.13186
	4	0.516084	0.066586	1.080583	24.56686	24.59143	21.15147
6	1	0.334113	0.027908	1.041132	17.14367	17.16313	15.49015
	2	0.271739	0.018461	1.029877	14.17328	14.19167	13.17641
	3	0.324212	0.026278	1.036949	16.69073	16.70999	14.68901
	4	0.365211	0.033345	1.052989	18.52686	18.54702	17.4888
	5	0.28327	0.020061	1.031734	14.74481	14.76335	13.59582
	6	0.516084	0.066586	1.080583	24.56686	24.59143	21.15147
8	1	0.334113	0.027908	1.041132	17.14367	17.16313	15.49015
	2	0.280668	0.019694	1.031494	14.61681	14.63532	13.54263
	3	0.332411	0.027624	1.042903	17.06624	17.08566	15.81223
	4	0.28135	0.019789	1.02947	14.6504	14.66892	13.08202
	5	0.317278	0.025166	1.038411	16.36962	16.38874	14.97589
	6	0.252274	0.015911	1.025084	13.18208	13.20025	12.0022
	7	0.391934	0.038403	1.055081	19.67193	19.69276	17.80791
	8	0.391647	0.038347	1.06269	19.65981	19.68063	18.90214
10	1	0.334113	0.027908	1.041132	17.14367	17.16313	15.49015
	2	0.308664	0.023818	1.036554	15.96614	15.9851	14.61013
	3	0.291631	0.021262	1.034531	15.15236	15.17103	14.19644
	4	0.323575	0.026175	1.037607	16.66137	16.68062	14.81893
	5	0.29824	0.022237	1.033366	15.47072	15.4895	13.95051
	6	0.348908	0.030434	1.044766	17.80894	17.82872	16.14123
	7	0.336752	0.028351	1.039223	17.26334	17.28285	15.13186
	8	0.272945	0.018625	1.02944	14.23358	14.25198	13.07505
	9	0.286452	0.020514	1.032467	14.90056	14.91915	13.75682
	10	0.368939	0.034029	1.044936	18.6889	18.70915	16.17077
12	1	0.28874	0.020843	1.031503	15.01205	15.03068	13.54462
	2	0.311391	0.024241	1.038002	16.09442	16.11343	14.89633
	3	0.269838	0.018203	1.028985	14.07799	14.09635	12.96833
	4	0.306261	0.023449	1.037605	15.85262	15.87154	14.81867
	5	0.32068	0.025709	1.040139	16.52758	16.54676	15.30524
	6	0.289813	0.020998	1.033059	15.06423	15.08287	13.88487
	7	0.345613	0.029862	1.046337	17.66194	17.68165	16.41125
	8	0.330448	0.027299	1.043801	16.97674	16.99612	15.97202
	9	0.252274	0.015911	1.025084	13.18208	13.20025	12.0022
	10	0.255891	0.01637	1.025643	13.36889	13.3871	12.14687
	11	0.321166	0.025787	1.04031	16.55005	16.56925	15.33727
	12	0.370488	0.034315	1.048407	18.756	18.77628	16.75744