An Impact Vibration Experimental Research on the Pretension Rectangular Membrane Structure

Table 7

The vibration frequency of the C1 point for square membrane under the uniform impact loading (Hz) (,  m).

Material
	1 kN	2 kN	3 kN	4 kN	5 kN	6 kN	7 kN	8 kN
Xing Yida	14	18	22	25	28	30	32	34
Heytex	15	18	23	25	28	30	33	34