Data Analysis and Knowledge Mining of Machine Learning in Soil Corrosion Factors of the Pipeline Safety

Table 1

The actual original sample of index factor value of 20 groups’ soil corrosion for the loam area section.

Serial number	Soil resistivity ()	Reddox potential (mV)	Chloride ion (%)	Sulfuric acid root ion content (%)	Water content (%)	pH value	Average corrosion rate ()	Soil corrosion grade
1	62.9425	313.533	0.0144	0.01756	8.25	7.34	5.2247	Strong
2	155.7157	302.052	0.0124	0.01534	12.45	7.44	2.8392	General
3	84.9372	338.027	0.0125	0.03491	34.37	7.55	3.8477	General
4	37.6574	306.648	0.0144	0.0376	34.12	6.89	6.2733	Strong
5	33.0159	385.396	0.0144	0.02112	12.35	7.14	6.8461	Strong
6	63.3307	311.137	0.0173	0.01154	9.33	7.16	4.7189	Strong
7	25.6742	419.935	0.0143	0.05174	8.87	7.36	6.3126	Strong
8	113.7052	502.084	0.01760	0.03651	21.96	7.23	3.2279	General
9	77.6334	167.152	0.0153	0.02493	16.95	6.43	6.2759	Strong
10	154.0341	458.893	0.0115	0.03644	20.73	7.51	2.9502	General
11	14.2288	513.172	0.0147	0.03457	26.55	7.21	6.9759	Strong
12	56.3997	421.915	0.0118	0.03455	8.77	6.73	4.3627	Strong
13	36.443	157.121	0.0142	0.03071	14.85	7.05	5.9397	Strong
14	28.2099	488.604	0.0098	0.04001	33.91	7.19	6.0967	Strong
15	102.0471	167.031	0.0171	0.04990	15.58	6.49	5.9957	Strong
16	108.9347	450.937	0.0124	0.02306	7.44	7.31	3.2401	General
17	167.3979	376.081	0.0171	0.02117	24.49	7.29	2.0774	General
18	37.1103	624.478	0.0124	0.02493	10.13	6.52	5.3439	Strong
19	136.0466	473.387	0.0124	0.02675	37.11	7.68	3.3369	General
20	71.0341	455.946	0.0150	0.01731	7.46	7.44	2.7917	General