{"id":110305,"date":"2021-08-25T15:27:27","date_gmt":"2021-08-25T07:27:27","guid":{"rendered":"https:\/\/www.alpapowder.com\/110305\/"},"modified":"2021-08-25T15:27:27","modified_gmt":"2021-08-25T07:27:27","slug":"cac-loai-bi-phuong-tien-mai","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/110305\/","title":{"rendered":"C\u00e1c lo\u1ea1i bi ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i"},"content":{"rendered":"

Khi m\u00e1y nghi\u1ec1n bi ho\u1ea1t \u0111\u1ed9ng, n\u00f3 d\u1ef1a v\u00e0o t\u00e1c \u0111\u1ed9ng v\u00e0 t\u00e1c \u0111\u1ed9ng nghi\u1ec1n c\u1ee7a m\u00f4i ch\u1ea5t l\u00ean v\u1eadt li\u1ec7u \u0111\u1ec3 ho\u00e0n th\u00e0nh qu\u00e1 tr\u00ecnh nghi\u1ec1n v\u1eadt li\u1ec7u. Trong qu\u00e1 tr\u00ecnh c\u01a1 h\u1ecdc c\u1ee7a ph\u01b0\u01a1ng ti\u1ec7n nghi\u1ec1n v\u1eadt li\u1ec7u, m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m m\u00f4i tr\u01b0\u1eddng n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng b\u00ean ngo\u00e0i th\u00e0nh c\u00f4ng vi\u1ec7c nghi\u1ec1n n\u00e1t v\u1eadt li\u1ec7u. V\u00e0 \u0111\u00f3ng vai tr\u00f2 nghi\u1ec1n n\u00e1t nguy\u00ean li\u1ec7u.<\/p>\n

B\u00f3ng ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i kim lo\u1ea1i<\/h4>\n

T\u1eeb nh\u1eefng n\u0103m 1980, bi m\u00e0i gang h\u1ee3p kim crom, bi m\u00e0i gang h\u1ee3p kim th\u1ea5p \u0111a nguy\u00ean t\u1ed1, bi th\u00e9p t\u00f4i luy\u1ec7n nhi\u1ec7t th\u1ea3i h\u1ee3p kim th\u1ea5p cacbon trung b\u00ecnh v\u00e0 cao kh\u00e1c nhau, bi m\u00e0i th\u00e9p r\u00e8n v\u00e0 c\u00e1n ngu\u1ed9i bainite, v\u00e0 s\u1eaft d\u1ebbo ma tr\u1eadn nhi\u1ec1u pha bi m\u00e0i \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n li\u00ean ti\u1ebfp.<\/p>\n

B\u00f3ng ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i phi kim lo\u1ea1i<\/h4>\n