{"id":9368,"date":"2025-09-05T16:23:45","date_gmt":"2025-09-05T09:23:45","guid":{"rendered":"https:\/\/dufago.com.vn\/?p=9368"},"modified":"2025-11-27T15:53:10","modified_gmt":"2025-11-27T08:53:10","slug":"cap-phoi-ty-le-tron-be-tong-mac-400-chuan","status":"publish","type":"post","link":"https:\/\/dufago.com.vn\/en\/cap-phoi-ty-le-tron-be-tong-mac-400-chuan\/","title":{"rendered":"C\u1ea5p ph\u1ed1i & t\u1ef7 l\u1ec7 tr\u1ed9n b\u00ea t\u00f4ng m\u00e1c 400 chu\u1ea9n"},"content":{"rendered":"

B\u00ea t\u00f4ng l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u quy\u1ebft \u0111\u1ecbnh s\u1ef1 v\u1eefng ch\u00e3i, tu\u1ed5i th\u1ecd c\u1ee7a c\u1ea3 m\u1ed9t c\u00f4ng tr\u00ecnh. Khi c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 b\u1ec1n, kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c ng\u00e0y c\u00e0ng cao, \u0111\u1eb7c bi\u1ec7t v\u1edbi c\u00e1c c\u00f4ng tr\u00ecnh quy m\u00f4 l\u1edbn nh\u01b0 nh\u00e0 cao t\u1ea7ng hay c\u1ea7u v\u01b0\u1ee3t, vi\u1ec7c l\u1ef1a ch\u1ecdn m\u1ed9t lo\u1ea1i b\u00ea t\u00f4ng ch\u1ea5t l\u01b0\u1ee3ng cao tr\u1edf n\u00ean t\u1ed1i quan tr\u1ecdng. Trong s\u1ed1 \u0111\u00f3, b\u00ea t\u00f4ng m\u00e1c 400 n\u1ed5i l\u00ean nh\u01b0 m\u1ed9t gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u, \u0111\u01b0\u1ee3c v\u00ed nh\u01b0 “ch\u00eca kh\u00f3a” m\u1edf ra s\u1ef1 v\u1eefng ch\u1eafc cho m\u1ecdi d\u1ef1 \u00e1n.<\/span><\/strong><\/p>\n

\u1ede b\u00e0i vi\u1ebft n\u00e0y, Dufago s\u1ebd chia s\u1ebb chi ti\u1ebft xoay quanh ch\u1ee7 \u0111\u1ec1 c\u1ea5p ph\u1ed1i v\u00e0 t\u1ec9 l\u1ec7 tr\u1ed9n b\u00ea t\u00f4ng m\u00e1c 400.<\/span><\/strong><\/p>\n

\"\"<\/p>\n

B\u00ea t\u00f4ng m\u00e1c 400 l\u00e0 g\u00ec? \u0110\u1ecbnh ngh\u0129a v\u00e0 ti\u00eau chu\u1ea9n<\/span><\/strong><\/h2>\n

Theo ti\u00eau chu\u1ea9n Vi\u1ec7t Nam TCVN, m\u00e1c b\u00ea t\u00f4ng l\u00e0 ch\u1ec9 s\u1ed1 quy \u0111\u1ecbnh c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n c\u1ee7a b\u00ea t\u00f4ng sau 28 ng\u00e0y tu\u1ed5i. C\u01b0\u1eddng \u0111\u1ed9 n\u00e0y \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng \u0111\u01a1n v\u1ecb kg\/cm2.<\/span><\/p>\n

\u0110\u1ecbnh ngh\u0129a:<\/strong> B\u00ea t\u00f4ng m\u00e1c 400 l\u00e0 lo\u1ea1i b\u00ea t\u00f4ng c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n \u0111\u1ea1t t\u1ed1i thi\u1ec3u 400 kg\/cm2 (ho\u1eb7c 40 MPa). \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0, m\u1ed9t m\u1eabu b\u00ea t\u00f4ng m\u00e1c 400 chu\u1ea9n sau 28 ng\u00e0y \u0111\u00f4ng k\u1ebft v\u00e0 b\u1ea3o d\u01b0\u1ee1ng s\u1ebd ch\u1ecbu \u0111\u01b0\u1ee3c m\u1ed9t l\u1ef1c \u00e9p 400 kg tr\u00ean m\u1ed7i cm vu\u00f4ng b\u1ec1 m\u1eb7t m\u00e0 kh\u00f4ng b\u1ecb ph\u00e1 v\u1ee1.<\/span><\/p>\n

Ti\u00eau chu\u1ea9n v\u00e0 C\u1ea5p \u0111\u1ed9 b\u1ec1n:<\/strong> T\u01b0\u01a1ng \u1ee9ng v\u1edbi m\u00e1c 400, b\u00ea t\u00f4ng s\u1ebd c\u00f3 c\u1ea5p \u0111\u1ed9 b\u1ec1n B30. Ch\u1ec9 s\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c d\u00f9ng ph\u1ed5 bi\u1ebfn trong c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf v\u00e0 c\u00e1c d\u1ef1 \u00e1n \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh x\u00e1c cao.<\/span><\/p>\n

S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa b\u00ea t\u00f4ng m\u00e1c 400 v\u00e0 c\u00e1c m\u00e1c kh\u00e1c n\u1eb1m \u1edf ch\u00ednh ch\u1ec9 s\u1ed1 c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n. Trong khi c\u00e1c lo\u1ea1i m\u00e1c ph\u1ed5 bi\u1ebfn nh\u01b0 200, 250 hay 300 th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng cho nh\u00e0 \u1edf d\u00e2n d\u1ee5ng, b\u00ea t\u00f4ng m\u00e1c 400 l\u1ea1i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c h\u1ea1ng m\u1ee5c ch\u1ecbu t\u1ea3i tr\u1ecdng l\u1edbn, \u0111\u00f2i h\u1ecfi \u0111\u1ed9 an to\u00e0n v\u00e0 \u1ed5n \u0111\u1ecbnh tuy\u1ec7t \u0111\u1ed1i. C\u01b0\u1eddng \u0111\u1ed9 v\u01b0\u1ee3t tr\u1ed9i gi\u00fap n\u00f3 \u0111\u1ea3m b\u1ea3o k\u1ebft c\u1ea5u v\u1eefng ch\u1eafc cho c\u00e1c c\u00f4ng tr\u00ecnh c\u00f3 quy m\u00f4 ph\u1ee9c t\u1ea1p.<\/span><\/p>\n

\"B\u00ea
B\u00ea t\u00f4ng m\u00e1c 400 l\u00e0 g\u00ec? \u0110\u1ecbnh ngh\u0129a v\u00e0 ti\u00eau chu\u1ea9n<\/figcaption><\/figure>\n

\u0110\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt n\u1ed5i b\u1eadt c\u1ee7a b\u00ea t\u00f4ng M400<\/span><\/strong><\/h2>\n

Kh\u00f4ng ph\u1ea3i ng\u1eabu nhi\u00ean m\u00e0 b\u00ea t\u00f4ng m\u00e1c cao \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng. Ch\u00fang s\u1edf h\u1eefu nh\u1eefng \u0111\u1eb7c t\u00ednh k\u1ef9 thu\u1eadt \u01b0u vi\u1ec7t m\u00e0 \u00edt lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0o s\u00e1nh k\u1ecbp.<\/span><\/p>\n

– C\u01b0\u1eddng \u0111\u1ed9 b\u00ea t\u00f4ng m\u00e1c 400 cao:<\/strong> C\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n 400 kg\/cm2 cho ph\u00e9p b\u00ea t\u00f4ng m\u00e1c n\u00e0y ch\u1ed1ng ch\u1ecbu hi\u1ec7u qu\u1ea3 v\u1edbi m\u1ecdi lo\u1ea1i t\u1ea3i tr\u1ecdng t\u0129nh v\u00e0 \u0111\u1ed9ng, t\u1eeb tr\u1ecdng l\u01b0\u1ee3ng b\u1ea3n th\u00e2n c\u00f4ng tr\u00ecnh cho \u0111\u1ebfn s\u1ee9c gi\u00f3, rung ch\u1ea5n hay \u0111\u1ed9ng \u0111\u1ea5t.<\/span><\/p>\n

– \u0110\u1ed9 b\u1ec1n v\u01b0\u1ee3t tr\u1ed9i v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m:<\/strong> Nh\u1edd t\u1ef7 l\u1ec7 c\u1ea5p ph\u1ed1i chu\u1ea9n v\u00e0 vi\u1ec7c s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u ch\u1ea5t l\u01b0\u1ee3ng cao, b\u00ea t\u00f4ng m\u00e1c 400 c\u00f3 c\u1ea5u tr\u00fac \u0111\u1eb7c ch\u1eafc, g\u1ea7n nh\u01b0 kh\u00f4ng c\u00f3 c\u00e1c l\u1ed7 r\u1ed7ng li ti. \u0110i\u1ec1u n\u00e0y gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m, ch\u1ed1ng \u0103n m\u00f2n hi\u1ec7u qu\u1ea3, \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c c\u00f4ng tr\u00ecnh ven bi\u1ec3n, c\u00f4ng tr\u00ecnh th\u1ee7y l\u1ee3i ho\u1eb7c b\u1ec3 ch\u1ee9a.<\/span><\/p>\n

– T\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng n\u1ee9t:<\/strong> M\u1ed9t \u01b0u \u0111i\u1ec3m kh\u00e1c c\u1ee7a b\u00ea t\u00f4ng m\u00e1c 400 l\u00e0 \u0111\u1ed9 co ng\u00f3t th\u1ea5p khi \u0111\u00f4ng k\u1ebft. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m thi\u1ec3u hi\u1ec7n t\u01b0\u1ee3ng r\u1ea1n n\u1ee9t b\u1ec1 m\u1eb7t, \u0111\u1ea3m b\u1ea3o t\u00ednh th\u1ea9m m\u1ef9 v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u00f4ng tr\u00ecnh.<\/span><\/p>\n

\u1ee8ng d\u1ee5ng c\u1ee7a b\u00ea t\u00f4ng m\u00e1c 400 trong x\u00e2y d\u1ef1ng<\/span><\/strong><\/h2>\n

\"\"<\/p>\n

V\u1edbi b\u00ea t\u00f4ng c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n l\u00ean \u0111\u1ebfn 400 kg\/cm2 s\u1ebd \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n \u1edf nh\u1eefng c\u00f4ng tr\u00ecnh n\u00e0o?<\/span><\/p>\n

– C\u00f4ng tr\u00ecnh d\u00e2n d\u1ee5ng v\u00e0 c\u00f4ng nghi\u1ec7p:<\/strong> \u0110\u01b0\u1ee3c d\u00f9ng cho c\u00e1c c\u1ea5u ki\u1ec7n ch\u1ecbu l\u1ef1c ch\u00ednh c\u1ee7a c\u00e1c c\u00f4ng tr\u00ecnh cao t\u1ea7ng nh\u01b0 m\u00f3ng, c\u1ed9t, d\u1ea7m, s\u00e0n, v\u00e0 l\u00f5i thang m\u00e1y. N\u00f3 \u0111\u1ea3m b\u1ea3o s\u1ef1 \u1ed5n \u0111\u1ecbnh v\u00e0 an to\u00e0n cho to\u00e0n b\u1ed9 ki\u1ebfn tr\u00fac.<\/span><\/p>\n

– C\u00f4ng tr\u00ecnh giao th\u00f4ng v\u00e0 h\u1ea1 t\u1ea7ng:<\/strong> B\u00ea t\u00f4ng m\u00e1c 400 l\u00e0 v\u1eadt li\u1ec7u kh\u00f4ng th\u1ec3 thi\u1ebfu cho c\u00e1c c\u1ea7u, c\u1ed1ng, \u0111\u1eadp th\u1ee7y \u0111i\u1ec7n, hay \u0111\u01b0\u1eddng b\u0103ng s\u00e2n bay \u2013 nh\u1eefng n\u01a1i ch\u1ecbu \u00e1p l\u1ef1c v\u00e0 ma s\u00e1t c\u1ef1c l\u1edbn.<\/span><\/p>\n

– C\u00e1c c\u00f4ng tr\u00ecnh \u0111\u1eb7c bi\u1ec7t kh\u00e1c:<\/strong> Ngo\u00e0i ra, n\u00f3 c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c h\u1ea1ng m\u1ee5c c\u00f3 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt cao nh\u01b0 b\u1ec3 ch\u1ee9a h\u00f3a ch\u1ea5t, h\u1ea7m ng\u1ea7m, t\u01b0\u1eddng ch\u1eafn, \u0111\u00ea \u0111i\u1ec1u…<\/span><\/p>\n

Xem ngay:\u00a0<\/span>5 C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng t\u01b0\u01a1i c\u1ea7n d\u00f9ng cho c\u00f4ng tr\u00ecnh<\/a><\/span><\/strong><\/span><\/p>\n

T\u1ef7 l\u1ec7 c\u1ea5p ph\u1ed1i b\u00ea t\u00f4ng m\u00e1c 400 chu\u1ea9n<\/span><\/strong><\/h2>\n

\u0110\u1ec3 s\u1ea3n xu\u1ea5t b\u00ea t\u00f4ng m\u00e1c 400 \u0111\u1ea1t chu\u1ea9n, vi\u1ec7c tu\u00e2n th\u1ee7 t\u1ef7 l\u1ec7 c\u1ea5p ph\u1ed1i chu\u1ea9n l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng. C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh bao g\u1ed3m xi m\u0103ng, c\u00e1t, \u0111\u00e1, n\u01b0\u1edbc v\u00e0 ph\u1ee5 gia ph\u1ea3i \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n t\u1ec9 m\u1ec9.<\/span><\/p>\n

– Xi m\u0103ng:<\/strong> C\u1ea7n s\u1eed d\u1ee5ng lo\u1ea1i xi m\u0103ng ch\u1ea5t l\u01b0\u1ee3ng cao nh\u01b0 Vicem PCB40, Xi m\u0103ng Kim \u0110\u1ec9nh (Xu\u00e2n Th\u00e0nh) PCB40,… \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u01b0\u1eddng \u0111\u1ed9.<\/span><\/p>\n

– C\u1ed1t li\u1ec7u:<\/strong> C\u00e1t v\u00e0 \u0111\u00e1 ph\u1ea3i s\u1ea1ch, kh\u00f4ng l\u1eabn t\u1ea1p ch\u1ea5t, \u0111\u00fang k\u00edch c\u1ee1.<\/span><\/p>\n

– Ph\u1ee5 gia:<\/strong> Vi\u1ec7c th\u00eam ch\u1ea5t h\u00f3a d\u1ebbo hay ph\u1ee5 gia b\u00ea t\u00f4ng gi\u00fap t\u0103ng c\u01b0\u1eddng \u0111\u1ed9, gi\u1ea3m l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 c\u1ea3i thi\u1ec7n t\u00ednh c\u00f4ng t\u00e1c c\u1ee7a h\u1ed7n h\u1ee3p.<\/span><\/p>\n

B\u1ea3ng tham kh\u1ea3o c\u1ea5p ph\u1ed1i cho 1m3 b\u00ea t\u00f4ng m\u00e1c 400:<\/span><\/p>\n\n\n\n\n\n\n\n
V\u1eadt li\u1ec7u<\/th>\nC\u1ea5p ph\u1ed1i<\/th>\n<\/tr>\n
Xi m\u0103ng<\/td>\n~450 \u2013 480 kg<\/td>\n<\/tr>\n
C\u00e1t<\/td>\n~450 \u2013 500 kg<\/td>\n<\/tr>\n
\u0110\u00e1<\/td>\n~850 \u2013 900 kg<\/td>\n<\/tr>\n
N\u01b0\u1edbc<\/td>\n~180 \u2013 190 l\u00edt<\/td>\n<\/tr>\n
Ph\u1ee5 gia<\/td>\nT\u00f9y theo lo\u1ea1i v\u00e0 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt.<\/td>\n<\/tr>\n<\/table>\n

Quy tr\u00ecnh thi c\u00f4ng v\u00e0 b\u1ea3o d\u01b0\u1ee1ng: Sau khi \u0111\u1ed5, c\u1ea7n t\u01b0\u1edbi n\u01b0\u1edbc gi\u1eef \u1ea9m ho\u1eb7c che ph\u1ee7 b\u1ec1 m\u1eb7t \u0111\u1ec3 tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng m\u1ea5t n\u01b0\u1edbc, \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh th\u1ee7y h\u00f3a di\u1ec5n ra ho\u00e0n to\u00e0n, gi\u00fap b\u00ea t\u00f4ng \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u01b0\u1eddng \u0111\u1ed9 t\u1ed1i \u0111a.<\/span><\/p>\n

B\u00e1o gi\u00e1 \u0111\u1ed5 b\u00ea t\u00f4ng th\u01b0\u01a1ng ph\u1ea9m m\u00e1c 400 m\u1edbi nh\u1ea5t<\/span><\/strong><\/h2>\n

Gi\u00e1 b\u00ea t\u00f4ng m\u00e1c 400 kh\u00f4ng c\u1ed1 \u0111\u1ecbnh m\u00e0 ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1 kh\u00e1c nhau. Dufago \u0111\u00e3 c\u00f3 1 b\u00e0i vi\u1ebft l\u00e0m r\u00f5 v\u1ec1 v\u1ea5n \u0111\u1ec1 n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o t\u1ea1i \u0111\u00e2y<\/a><\/strong>.<\/span><\/p>\n

See more:<\/span>\u00a0B\u1ea3ng gi\u00e1 b\u00ea t\u00f4ng t\u01b0\u01a1i 2025: Dufago c\u1eadp nh\u1eadt sau khi gi\u00e1 c\u00e1t x\u00e2y d\u1ef1ng t\u0103ng cao<\/a><\/span><\/strong><\/p>\n

Hi\u1ec7n nay, gi\u00e1 b\u00ea t\u00f4ng t\u01b0\u01a1i m\u00e1c 400 dao \u0111\u1ed9ng trong kho\u1ea3ng t\u1eeb 1.555.000 – 1.650.000 VN\u0110\/m3 t\u00f9y v\u00e0o t\u1eebng khu v\u1ef1c v\u00e0 nh\u00e0 cung c\u1ea5p.<\/span><\/p>\n

\"B\u00e1o
B\u00e1o gi\u00e1 \u0111\u1ed5 b\u00ea t\u00f4ng th\u01b0\u01a1ng ph\u1ea9m m\u00e1c 400 m\u1edbi nh\u1ea5t<\/figcaption><\/figure>\n

C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 b\u00ea t\u00f4ng M400 (FAQ)<\/span><\/strong><\/h2>\n

C\u00e2u 1: M\u00e1c b\u00ea t\u00f4ng 400 c\u00f3 d\u00f9ng cho nh\u00e0 \u1edf d\u00e2n d\u1ee5ng \u0111\u01b0\u1ee3c kh\u00f4ng?<\/span><\/strong><\/p>\n

Tr\u1ea3 l\u1eddi: C\u00f3 th\u1ec3, nh\u01b0ng th\u01b0\u1eddng kh\u00f4ng c\u1ea7n thi\u1ebft v\u00e0 t\u1ed1n k\u00e9m. C\u00e1c m\u00e1c b\u00ea t\u00f4ng th\u1ea5p h\u01a1n nh\u01b0 250 ho\u1eb7c 300 \u0111\u00e3 \u0111\u1ee7 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u ch\u1ecbu l\u1ef1c c\u1ee7a nh\u00e0 \u1edf d\u00e2n d\u1ee5ng. M\u00e1c 400 th\u01b0\u1eddng ch\u1ec9 d\u00f9ng cho c\u00e1c h\u1ea1ng m\u1ee5c \u0111\u1eb7c bi\u1ec7t nh\u01b0 m\u00f3ng, t\u1ea7ng h\u1ea7m c\u1ee7a nh\u00e0 ph\u1ed1.<\/span><\/p>\n

C\u00e2u 2: Th\u1eddi gian \u0111\u00f4ng k\u1ebft c\u1ee7a b\u00ea t\u00f4ng m\u00e1c 400 l\u00e0 bao l\u00e2u?<\/span><\/strong><\/p>\n

Tr\u1ea3 l\u1eddi: B\u00ea t\u00f4ng \u0111\u1ea1t 70% c\u01b0\u1eddng \u0111\u1ed9 sau 7 ng\u00e0y \u0111\u1ea7u, 99% sau 28 ng\u00e0y v\u00e0 \u0111\u1ea1t c\u01b0\u1eddng \u0111\u1ed9 tuy\u1ec7t \u0111\u1ed1i sau 90 ng\u00e0y.<\/span><\/p>\n

C\u00e2u 3: Mua b\u00ea t\u00f4ng t\u01b0\u01a1i m\u00e1c 400 hay t\u1ef1 tr\u1ed9n t\u1ed1t h\u01a1n?<\/span><\/strong><\/p>\n

Tr\u1ea3 l\u1eddi: B\u00ea t\u00f4ng t\u01b0\u01a1i \u0111\u01b0\u1ee3c tr\u1ed9n s\u1eb5n t\u1ea1i tr\u1ea1m tr\u1ed9n v\u1edbi c\u1ea5p ph\u1ed1i ch\u00ednh x\u00e1c v\u00e0 m\u00e1y m\u00f3c hi\u1ec7n \u0111\u1ea1i, \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 ti\u1ebft ki\u1ec7m th\u1eddi gian. T\u1ef1 tr\u1ed9n ch\u1ec9 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c c\u00f4ng tr\u00ecnh nh\u1ecf, kh\u00f4ng y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt cao.<\/span><\/p>\n

C\u00e2u 4: C\u00f3 n\u00ean d\u00f9ng ph\u1ee5 gia khi tr\u1ed9n b\u00ea t\u00f4ng m\u00e1c 400 kh\u00f4ng?<\/span><\/strong><\/p>\n

Tr\u1ea3 l\u1eddi: R\u1ea5t n\u00ean. Vi\u1ec7c s\u1eed d\u1ee5ng ph\u1ee5 gia gi\u00fap c\u1ea3i thi\u1ec7n t\u00ednh c\u00f4ng t\u00e1c, gi\u1ea3m l\u01b0\u1ee3ng n\u01b0\u1edbc, t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m cho b\u00ea t\u00f4ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi c\u00e1c lo\u1ea1i m\u00e1c cao.<\/span><\/p>\n

C\u00e2u 5: B\u00ea t\u00f4ng m\u00e1c 400 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u1ea5p \u0111\u1ed9 b\u1ec1n B bao nhi\u00eau?<\/span><\/strong><\/p>\n

Tr\u1ea3 l\u1eddi: Theo ti\u00eau chu\u1ea9n Vi\u1ec7t Nam, b\u00ea t\u00f4ng m\u00e1c 400 c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n l\u00e0 400 kg\/cm\u00b2. C\u1ea5p \u0111\u1ed9 b\u1ec1n t\u01b0\u01a1ng \u1ee9ng c\u1ee7a n\u00f3 l\u00e0 B30, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong c\u00e1c ti\u00eau chu\u1ea9n thi\u1ebft k\u1ebf v\u00e0 thi c\u00f4ng qu\u1ed1c t\u1ebf.<\/span><\/p>\n

C\u00e2u 6: B\u00ea t\u00f4ng M250<\/a> c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 bao nhi\u00eau MPa?<\/span><\/strong><\/p>\n

Tr\u1ea3 l\u1eddi: B\u00ea t\u00f4ng M250 c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n \u0111\u1ea1t 250 kg\/cm\u00b2. \u0110\u1ec3 chuy\u1ec3n \u0111\u1ed5i sang \u0111\u01a1n v\u1ecb MPa, b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c: 1 MPa \u2248 10.2 kg\/cm\u00b2. Do \u0111\u00f3, M250 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi kho\u1ea3ng 24.5 MPa.<\/span><\/p>\n

\"C\u00e2u
C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 b\u00ea t\u00f4ng M400 (FAQ)<\/figcaption><\/figure>\n

C\u00e2u 7: Xi m\u0103ng m\u00e1c 400 l\u00e0 g\u00ec v\u00e0 c\u00f3 kh\u00e1c b\u00ea t\u00f4ng m\u00e1c 400 kh\u00f4ng?<\/span><\/strong><\/p>\n

Tr\u1ea3 l\u1eddi: M\u00e1c xi m\u0103ng v\u00e0 m\u00e1c b\u00ea t\u00f4ng l\u00e0 hai kh\u00e1i ni\u1ec7m ho\u00e0n to\u00e0n kh\u00e1c nhau.<\/span><\/p>\n

Xi m\u0103ng m\u00e1c 400 l\u00e0 ch\u1ec9 s\u1ed1 quy \u0111\u1ecbnh c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n c\u1ee7a m\u1eabu v\u1eefa xi m\u0103ng chu\u1ea9n (pha v\u1edbi c\u00e1t v\u00e0 n\u01b0\u1edbc), \u0111\u1ea1t 400 kg\/cm\u00b2. \u0110\u00e2y l\u00e0 th\u00f4ng s\u1ed1 v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a b\u1ea3n th\u00e2n xi m\u0103ng.<\/span><\/p>\n

B\u00ea t\u00f4ng m\u00e1c 400 l\u00e0 ch\u1ec9 s\u1ed1 c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n c\u1ee7a h\u1ed7n h\u1ee3p b\u00ea t\u00f4ng (g\u1ed3m xi m\u0103ng, c\u00e1t, \u0111\u00e1, n\u01b0\u1edbc v\u00e0 ph\u1ee5 gia). C\u01b0\u1eddng \u0111\u1ed9 n\u00e0y ph\u1ee5 thu\u1ed9c v\u00e0o ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a c\u1ea3 4 th\u00e0nh ph\u1ea7n, ch\u1ee9 kh\u00f4ng ch\u1ec9 ri\u00eang xi m\u0103ng.<\/span><\/p>\n

C\u00e2u 8: Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a b\u00ea t\u00f4ng m\u00e1c 400 l\u00e0 bao nhi\u00eau?<\/span><\/strong><\/p>\n

Tr\u1ea3 l\u1eddi: Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a b\u00ea t\u00f4ng m\u00e1c 400 th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb 2300 – 2400 kg\/m\u00b3. Con s\u1ed1 n\u00e0y c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u00f9y v\u00e0o t\u1ef7 l\u1ec7 c\u1ed1t li\u1ec7u v\u00e0 ph\u1ee5 gia.<\/span><\/p>\n

C\u00e2u 9: T\u1ea1i sao b\u00ea t\u00f4ng m\u00e1c 400 l\u1ea1i \u0111\u1eaft h\u01a1n b\u00ea t\u00f4ng m\u00e1c 300?<\/span><\/strong><\/p>\n

Tr\u1ea3 l\u1eddi: B\u00ea t\u00f4ng m\u00e1c 400 c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n cao h\u01a1n, do \u0111\u00f3 y\u00eau c\u1ea7u t\u1ef7 l\u1ec7 xi m\u0103ng l\u1edbn h\u01a1n v\u00e0 s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i c\u1ed1t li\u1ec7u, ph\u1ee5 gia ch\u1ea5t l\u01b0\u1ee3ng cao h\u01a1n. \u0110i\u1ec1u n\u00e0y l\u00e0m t\u0103ng chi ph\u00ed s\u1ea3n xu\u1ea5t v\u00e0 gi\u00e1 th\u00e0nh cao h\u01a1n so v\u1edbi b\u00ea t\u00f4ng m\u00e1c 300.<\/span><\/p>\n

B\u00ea t\u00f4ng m\u00e1c 400 l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng cao c\u1ea5p, \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c t\u1ea1o n\u00ean c\u00e1c c\u00f4ng tr\u00ecnh b\u1ec1n v\u1eefng, c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu cao. Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i b\u00ea t\u00f4ng kh\u00f4ng ch\u1ec9 l\u00e0 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng m\u00e0 c\u00f2n l\u00e0 c\u00e1ch t\u1ed1i \u01b0u h\u00f3a chi ph\u00ed v\u00e0 tu\u1ed5i th\u1ecd d\u1ef1 \u00e1n v\u1ec1 l\u00e2u d\u00e0i.<\/span><\/p>\n

\u0110\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n chuy\u00ean s\u00e2u v\u00e0 b\u00e1o gi\u00e1 b\u00ea t\u00f4ng m\u00e1c 400 ch\u00ednh x\u00e1c nh\u1ea5t cho c\u00f4ng tr\u00ecnh c\u1ee7a b\u1ea1n, \u0111\u1eebng ng\u1ea7n ng\u1ea1i li\u00ean h\u1ec7 Dufago t\u01b0 v\u1ea5n ngay h\u00f4m nay!<\/span><\/p>\n

TH\u00d4NG TIN LI\u00caN H\u1ec6 DUFAGO CONCRETE<\/a>:<\/span><\/strong><\/p>\n

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\n\u2013 Nh\u00e0 m\u00e1y B\u00ea t\u00f4ng Dufago Thanh Vinh: \u0110\u01b0\u1eddng S\u1ed1 1, Ho\u00e0 Li\u00ean, H\u00f2a Vang, \u0110\u00e0 N\u1eb5ng
\n\u2013 Nh\u00e0 m\u00e1y B\u00ea t\u00f4ng Dufago Chu Lai: Khu c\u00f4ng nghi\u1ec7p v\u00e0 h\u1eadu c\u1ea7n C\u1ea3ng Chu Lai, Tam Hi\u1ec7p, N\u00fai Th\u00e0nh, Qu\u1ea3ng Nam
\n\u2013 Nh\u00e0 m\u00e1y B\u00ea t\u00f4ng Dufago T\u1ecbnh Phong: C\u1ee5m C\u00f4ng nghi\u1ec7p T\u1ecbnh Phong, T\u1ecbnh Phong, S\u01a1n T\u1ecbnh, Qu\u1ea3ng Ng\u00e3i.<\/span><\/p>","protected":false},"excerpt":{"rendered":"

B\u00ea t\u00f4ng l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u quy\u1ebft \u0111\u1ecbnh s\u1ef1 v\u1eefng ch\u00e3i, tu\u1ed5i th\u1ecd c\u1ee7a c\u1ea3 m\u1ed9t c\u00f4ng tr\u00ecnh. Khi c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 b\u1ec1n, kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c ng\u00e0y c\u00e0ng cao, \u0111\u1eb7c bi\u1ec7t v\u1edbi c\u00e1c c\u00f4ng tr\u00ecnh quy m\u00f4 l\u1edbn nh\u01b0 nh\u00e0 cao t\u1ea7ng hay c\u1ea7u v\u01b0\u1ee3t, vi\u1ec7c l\u1ef1a ch\u1ecdn m\u1ed9t lo\u1ea1i b\u00ea t\u00f4ng […]<\/p>","protected":false},"author":7,"featured_media":9372,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47,35],"tags":[],"class_list":["post-9368","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-trong-nganh","category-tin-tuc"],"acf":[],"_links":{"self":[{"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts\/9368","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/comments?post=9368"}],"version-history":[{"count":6,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts\/9368\/revisions"}],"predecessor-version":[{"id":9843,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts\/9368\/revisions\/9843"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/media\/9372"}],"wp:attachment":[{"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/media?parent=9368"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/categories?post=9368"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/tags?post=9368"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}