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首頁 > 鋼管百科 > 304不銹鋼板的彎曲加工及特點

304不銹鋼板的彎曲加工及特點

日期:2020-03-03

304不銹鋼常溫下可防火加工,易塑性加工,具有表面美觀,使用多樣化,耐腐蝕性能好,比普通鋼耐久性長,耐高溫氧化,強度高,不需要表面處理,維護簡單,清洗,光潔度高,焊接性能好。

304不銹鋼板的彎曲加工及特點

316鋼管與304鋼管在化學成分上的主要區別是316含有鉬,一般認為316在高溫環境下比304具有更好的耐腐蝕性,所以工程師一般在高溫環境下選擇316材料組件,但在硫酸和高溫環境下,工程師不能使用316。

304不銹鋼板彎曲時的特點如下:

1.導熱系數比普通低碳鋼低,延伸率低,所以變形力較大;

2.與碳鋼相比,不銹鋼板在彎曲時有很強的回彈傾向

3.由于延伸率低,不銹鋼板彎曲時角部偽影比碳鋼多,或可能開裂;

4.由于304不銹鋼板的硬度高,冷加工硬化效果顯著,因此在選擇彎曲工具時,應選擇熱處理硬度可達60hrc以上,表面粗糙度高于碳鋼彎曲工具的工具。

5.根據以上特點,一般在單位尺寸上,板材較厚,彎曲力較大,隨著厚度的增加,在選擇彎曲設備的彎曲力時應留有較大的余量;在單位尺寸上,抗拉強度較大,延伸率較小,所需彎曲力較大,折角應更大一點。

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