... 4,0 – – – – – – – – – – – – – chưng D900 – – – – 3,8 4,5 5,5 – – – – – – – – – – – – áp, có D1000 – – – – – 5,0 6,0 7,0 – – – – – – – – – – – mác theo D1100 – – – – – – 6,8 7,9 8,3 8,6 – – – – – ... M800 Bê tông D500 1,1 1,4 – – – – – – – – – – – – – – – – – nhẹ bê D600 1,4 1,7 1,8 2,1 – – – – – – – – – – – – – – – tông tổ D700 – 1,9 2,2 2,5 2,9 – – – – – – – – – – – – – – ong D800 – – – 2,9 ... – – – – – – – – – – – – – 16,5 18,0 19,5 21,0 24,0 24,5 25,0 D800 – – – 4,0 4,5 5,0 5,5 – – – – – – – – – – – – D1000 – – – 5,0 5,5 6,3 7,2 8,0 8,4 – – – – – – – – – – D1200 – – – 6,0 6,7 7,6...