Evaluation of Improving Water Flooding Technology by Volume Fracturing of Water Injection Wells in Complex Fractured Reservoirs: A Case Study of Chang 6 Reservoirs in Huaqing Oilfield, Ordos Basin

Table 2

Mechanical parameters of sandstone in typical blocks of Ordos Basin.

Oil field	Coring layer	Number of coring wells	Number of cores	Young’s modulus (MPa)	Poisson’s ratio	Brittleness index (%)
Huaqing area	Chang 6	13	27	22577	0.22	52