{"id":7353,"date":"2026-03-05T07:14:20","date_gmt":"2026-03-05T07:14:20","guid":{"rendered":"http:\/\/www.shandongruiying.com\/?post_type=product&p=7353"},"modified":"2026-03-05T07:19:48","modified_gmt":"2026-03-05T07:19:48","slug":"hot-dip-galvanized-pipe","status":"publish","type":"product","link":"https:\/\/www.shandongruiying.com\/vi\/san-pham\/hot-dip-galvanized-pipe\/","title":{"rendered":"\u1ed0ng m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng"},"content":{"rendered":"

\u1ed0ng m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh b\u1eb1ng c\u00e1ch cho kim lo\u1ea1i n\u00f3ng ch\u1ea3y ph\u1ea3n \u1ee9ng v\u1edbi n\u1ec1n s\u1eaft, t\u1ea1o ra m\u1ed9t l\u1edbp h\u1ee3p kim li\u00ean k\u1ebft n\u1ec1n v\u00e0 l\u1edbp m\u1ea1 l\u1ea1i v\u1edbi nhau. Qu\u00e1 tr\u00ecnh m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng bao g\u1ed3m b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean l\u00e0 t\u1ea9y axit \u1ed1ng th\u00e9p \u0111\u1ec3 lo\u1ea1i b\u1ecf oxit s\u1eaft tr\u00ean b\u1ec1 m\u1eb7t. Sau khi t\u1ea9y axit, \u1ed1ng \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch trong dung d\u1ecbch clorua amoni ho\u1eb7c clorua k\u1ebdm, ho\u1eb7c dung d\u1ecbch h\u1ed7n h\u1ee3p c\u1ee7a clorua amoni v\u00e0 clorua k\u1ebdm trong b\u1ec3. Sau \u0111\u00f3, \u1ed1ng \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o b\u1ec3 m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng. Ph\u01b0\u01a1ng ph\u00e1p m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 l\u1edbp m\u1ea1 \u0111\u1ed3ng \u0111\u1ec1u, \u0111\u1ed9 b\u00e1m d\u00ednh cao v\u00e0 tu\u1ed5i th\u1ecd d\u00e0i. V\u1eadt li\u1ec7u n\u1ec1n c\u1ee7a \u1ed1ng th\u00e9p tr\u1ea3i qua c\u00e1c ph\u1ea3n \u1ee9ng v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc ph\u1ee9c t\u1ea1p v\u1edbi dung d\u1ecbch m\u1ea1 n\u00f3ng ch\u1ea3y, t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp h\u1ee3p kim k\u1ebdm-s\u1eaft c\u00f3 c\u1ea5u tr\u00fac ch\u1eb7t ch\u1ebd v\u00e0 ch\u1ed1ng \u0103n m\u00f2n. L\u1edbp h\u1ee3p kim n\u00e0y k\u1ebft h\u1ee3p v\u1edbi l\u1edbp k\u1ebdm nguy\u00ean ch\u1ea5t v\u00e0 v\u1eadt li\u1ec7u n\u1ec1n c\u1ee7a \u1ed1ng th\u00e9p. Do \u0111\u00f3, n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n r\u1ea5t cao.<\/p>\n\n

1. T\u00ean th\u01b0\u01a1ng hi\u1ec7u v\u00e0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc<\/strong><\/h6>\n

Lo\u1ea1i th\u00e9p v\u00e0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a th\u00e9p d\u00f9ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t \u1ed1ng th\u00e9p m\u1ea1 k\u1ebdm ph\u1ea3i tu\u00e2n th\u1ee7 theo lo\u1ea1i th\u00e9p v\u00e0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a th\u00e9p \u1ed1ng \u0111en \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh trong ti\u00eau chu\u1ea9n GB 3092.<\/p>\n

2. Ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t<\/strong><\/h6>\n

Ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t \u1ed1ng m\u00e0u \u0111en (b\u1eb1ng h\u00e0n kh\u00ed ho\u1eb7c h\u00e0n \u0111i\u1ec7n) do nh\u00e0 s\u1ea3n xu\u1ea5t quy\u1ebft \u0111\u1ecbnh. Qu\u00e1 tr\u00ecnh m\u1ea1 k\u1ebdm \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo ph\u01b0\u01a1ng ph\u00e1p m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng.<\/p>\n

3. Ren v\u00e0 m\u1ed1i n\u1ed1i \u1ed1ng<\/strong><\/h6>\n

3.1 C\u00e1c \u1ed1ng th\u00e9p m\u1ea1 k\u1ebdm \u0111\u01b0\u1ee3c giao v\u1edbi hai \u0111\u1ea7u c\u00f3 ren ph\u1ea3i \u0111\u01b0\u1ee3c gia c\u00f4ng ren sau qu\u00e1 tr\u00ecnh m\u1ea1 k\u1ebdm. C\u00e1c ren ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh t\u1ea1i ti\u00eau chu\u1ea9n YB 822.
\n3.2 C\u00e1c m\u1ed1i n\u1ed1i \u1ed1ng th\u00e9p ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh t\u1ea1i ti\u00eau chu\u1ea9n YB 238; c\u00e1c m\u1ed1i n\u1ed1i \u1ed1ng gang d\u1ebbo ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh t\u1ea1i ti\u00eau chu\u1ea9n YB 230.
\n4.<\/strong> T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc: C\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a \u1ed1ng th\u00e9p tr\u01b0\u1edbc khi m\u1ea1 k\u1ebdm ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh c\u1ee7a ti\u00eau chu\u1ea9n GB 3092.
\n5. \u0110\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a l\u1edbp m\u1ea1 k\u1ebdm:<\/strong> \u1ed0ng th\u00e9p m\u1ea1 k\u1ebdm ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a l\u1edbp m\u1ea1 k\u1ebdm. C\u00e1c m\u1eabu \u1ed1ng th\u00e9p ph\u1ea3i \u0111\u01b0\u1ee3c ng\u00e2m li\u00ean t\u1ee5c trong dung d\u1ecbch sunfat \u0111\u1ed3ng 5 l\u1ea7n m\u00e0 kh\u00f4ng chuy\u1ec3n sang m\u00e0u \u0111\u1ecf (m\u00e0u \u0111\u1ed3ng).<\/p>\n

\"\"<\/p>\n

\u1ee8ng d\u1ee5ng<\/h3>\n

\u1ed0ng m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh th\u00f4ng qua ph\u1ea3n \u1ee9ng gi\u1eefa kim lo\u1ea1i n\u00f3ng ch\u1ea3y v\u1edbi v\u1eadt li\u1ec7u n\u1ec1n s\u1eaft \u0111\u1ec3 t\u1ea1o ra m\u1ed9t l\u1edbp h\u1ee3p kim, t\u1eeb \u0111\u00f3 k\u1ebft h\u1ee3p v\u1eadt li\u1ec7u n\u1ec1n v\u1edbi l\u1edbp m\u1ea1. Qu\u00e1 tr\u00ecnh m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng bao g\u1ed3m b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean l\u00e0 t\u1ea9y axit \u1ed1ng th\u00e9p \u0111\u1ec3 lo\u1ea1i b\u1ecf oxit s\u1eaft tr\u00ean b\u1ec1 m\u1eb7t. Sau khi r\u1eeda axit, \u1ed1ng th\u00e9p \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch trong dung d\u1ecbch clorua amoni ho\u1eb7c clorua k\u1ebdm, ho\u1eb7c dung d\u1ecbch h\u1ed7n h\u1ee3p c\u1ee7a c\u1ea3 hai trong b\u1ec3, sau \u0111\u00f3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o b\u1ec3 m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng. Quy tr\u00ecnh m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 l\u1edbp ph\u1ee7 \u0111\u1ed3ng \u0111\u1ec1u, \u0111\u1ed9 b\u00e1m d\u00ednh cao v\u00e0 tu\u1ed5i th\u1ecd d\u00e0i. Trong qu\u00e1 tr\u00ecnh m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng, l\u1edbp ph\u1ee7 tr\u1ea3i qua c\u00e1c ph\u1ea3n \u1ee9ng v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc ph\u1ee9c t\u1ea1p v\u1edbi dung d\u1ecbch m\u1ea1 n\u00f3ng ch\u1ea3y, t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp h\u1ee3p kim k\u1ebdm-s\u1eaft c\u00f3 c\u1ea5u tr\u00fac ch\u1eb7t ch\u1ebd v\u00e0 ch\u1ed1ng \u0103n m\u00f2n. L\u1edbp h\u1ee3p kim n\u00e0y k\u1ebft h\u1ee3p v\u1edbi l\u1edbp k\u1ebdm nguy\u00ean ch\u1ea5t v\u00e0 v\u1eadt li\u1ec7u n\u1ec1n l\u00e0 \u1ed1ng th\u00e9p, do \u0111\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n r\u1ea5t t\u1ed1t.<\/p>","protected":false},"excerpt":{"rendered":"

\u1ed0ng m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh b\u1eb1ng c\u00e1ch \u0111\u1ec3 kim lo\u1ea1i n\u00f3ng ch\u1ea3y ph\u1ea3n \u1ee9ng v\u1edbi n\u1ec1n s\u1eaft, t\u1ea1o ra m\u1ed9t l\u1edbp h\u1ee3p kim li\u00ean k\u1ebft n\u1ec1n s\u1eaft v\u1edbi l\u1edbp m\u1ea1 l\u1ea1i v\u1edbi nhau. Qu\u00e1 tr\u00ecnh m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng bao g\u1ed3m b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean l\u00e0 t\u1ea9y axit \u1ed1ng th\u00e9p \u0111\u1ec3 lo\u1ea1i b\u1ecf oxit s\u1eaft tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a n\u00f3.<\/p>","protected":false},"featured_media":7356,"template":"","meta":{"_seopress_titles_title":"Hot-Dip Galvanized Steel Pipe: Process, Advantages and Corrosion Resistance Explained","_seopress_titles_desc":"Learn how hot-dip galvanized steel pipes are produced through acid cleaning and molten zinc coating. 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