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Xem phiên bản đầy đủ : Toàn quốc NATM Style Shotcrete Stress Model 4850



doluongdieukhien
07-17-2015, 11:59 AM
NATM Style Shotcrete Stress Model 4850
The Model 4850 NATM Style Shotcrete Stress Cells are designed for the measurement of tangential (4850-1) and radial (4850-2) stresses in shotcrete tunnel linings. The cells consist of two rectangular steel plates welded together around the periphery with a de-aired fluid occupying the space between the plates. A short tube connects the cell to a vibrating wire pressure transducer. A prestressing tube is provided for expanding the cell after the concrete has cured. Cells of this type are also used for measurements of stress in mass concrete.
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Nguyen Van Hung
Measurement and Control Equipment Co., Ltd(MC&TT Co., Ltd)
Add: No 847 Huyen Ky, Phu Lam, Ha Dong Dist, Ha Noi, Vietnam
Branch: CL37, Nam La Khe Urban Areas,La Khe Ward, Ha Dong Dist, Hanoi, Vietnam
Mobile: +84 904 251 826
Tel: +84-4-85894254
Web: <http://doluongdieukhien.com/>
Skype/Yahoo: nvhung.mctt
Email: nvhung@mctt.com.vn <mailto:nvhung@mctt.com.vn>