{"id":20767,"date":"2021-05-19T10:13:06","date_gmt":"2021-05-19T03:13:06","guid":{"rendered":"https:\/\/bestray.com\/?p=20767"},"modified":"2021-05-19T10:21:41","modified_gmt":"2021-05-19T03:21:41","slug":"comparison-of-properties-with-various-types-of-coated-steel-sheets","status":"publish","type":"post","link":"https:\/\/bestray.com\/en\/comparison-of-properties-with-various-types-of-coated-steel-sheets\/","title":{"rendered":"Comparison of properties with various types of coated steel sheets"},"content":{"rendered":"

Comparison of properties with various types of coated steel sheets<\/h2>\n

Corrosion resistance on flat parts<\/span><\/h3>\n

ZAM\u00a0has better resistance to red rust than galvanized and hot-dip zinc-5% aluminum alloy coated steel sheets<\/p>\n

\"\"<\/span><\/p>\n

Results of salt spray test (SST: JIS Z 2371) Appearances of specimens after salt spray test<\/p>\n

(Coating weight: 90\/90 g\/m2<\/sup>, untreated)<\/p>\n

\"\"<\/strong><\/h2>\n

Corrosion resistance on cut edge<\/span><\/h3>\n

ZAM<\/span>\u00ae<\/span>\u00a0shows better red-rust resistance (durability) on cut edge than any other coated steel sheet.<\/span><\/p>\n

\n

Appearances of cut edges after salt spray test<\/p>\n

(Thickness: 3.2 mm, coating weight: 120\/120 g\/m2<\/sup>, untreated)<\/p>\n<\/article>\n

\n

\"\"<\/span><\/span><\/h3>\n

Change in the appearance of cut edge during outdoor exposure test<\/span><\/h3>\n
\n

The cut edge of ZAM\u00ae<\/span>\u00a0will be covered with a protective film and change to a subdued color as time passes.<\/p>\n<\/div>\n

\n

Appearances of cut edge sections after outdoor exposure test (testing location: seaside industrial area in Sakai)<\/p>\n

(Thickness: 2.3 mm, coating weight: 90\/90 g\/m2<\/span>, chromate treatment: 50 mg\/m2<\/span>)<\/p>\n<\/article>\n

\"\"<\/div>\n<\/div>\n
\n

Corrosion resistance of bent sections<\/span><\/h3>\n
\n
\u00a0ZAM\u00a0shows better corrosion (red-rust) resistance even in bent sections than any other coated steel sheets.<\/div>\n<\/div>\n
\n
\n

Appearances of 1t bent section after salt spray test<\/p>\n

(1t, 180\u00ba bending, thickness: 3.2 mm, 120\/120 g\/m2<\/span>, untreated)<\/p>\n<\/article>\n

\n

\"\"<\/span><\/span><\/h3>\n

Change in appearance at bent section during outdoor exposure test<\/span><\/h3>\n
\n
ZAM\u00ae<\/span>\u00a0shows almost no change in appearance at the bent section.<\/div>\n<\/div>\n
Appearances of 1t bent section after outdoor exposure test(1t, 180\u00ba bending, thickness: 3.2 mm, 120\/120 g\/m2<\/span>, untreated)<\/article>\n

\u00a0<\/span><\/span><\/p>\n<\/div>\n

\n

\"\"<\/span><\/span><\/strong><\/p>\n

Corrosion resistance of drawn sections<\/span><\/h3>\n
\n

ZAM\u00ae<\/span>\u00a0shows better corrosion resistance on drawn parts compared to hot-dip zinc-5% aluminum alloy coated steel sheets.<\/p>\n<\/div>\n

\n

Appearances of drawn parts after salt spray test<\/p>\n

(drawing height: 25 mm, thickness: 0.8 mm, coating weight: 70\/70 g\/m2<\/span>, untreated)<\/p>\n<\/article>\n

\u00a0<\/span><\/span><\/strong><\/p>\n

<\/div>\n
\"\"Source: Nippon Steel<\/strong><\/article>\n<\/article>\n<\/article>\n<\/article>\n","protected":false},"excerpt":{"rendered":"

ZAM\u00ae\u00a0shows better red-rust resistance (durability) on cut edge than any other coated steel sheet.
\nAppearances of cut edges after salt spray test<\/p>\n","protected":false},"author":1,"featured_media":16695,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[289,345],"tags":[],"class_list":["post-20767","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-old-news","category-zam-en"],"acf":[],"yoast_head":"\nComparison of properties with various types of coated steel sheets - Bestray Joint Stock Company<\/title>\n<meta name=\"description\" content=\"ZAM\u00ae\u00a0shows better red-rust resistance (durability) on cut edge than any other coated steel sheet.Appearances of cut edges after salt spray test\" \/>\n<meta name=\"robots\" content=\"noindex, follow\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"system\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" 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