... Competitive price 3.Suitable for High way ,Railway; Outside of factory; Parkland Grazing district 4.ISO9001 Technical parameters: ... Installation wayC20 concrete pouring, Drilling, Flange with expansion bolts Unit: MM PS: This data only for reference, please ... With elbow,barbed wire ) Park ,Greenbelt*** Traffic seperation** Outside of factory*** Ball sports stadium* Village* Prison ,Nuclear power plant ...