Differents between SUS304 and SUS430

- Jan 19, 2018 -

Frandcom industrial limited manufactures and supply stainless steel shots with type of SUS304 and SUS430, sizes from 0.3mm to 1.5mm.

Type 430 Ferrite stainless steel shots (430 Ferrite Type) : carbon (C) < 0.25%, chromium (Cr) = 16 ~ 18%, and silicon (Si) < 1%, manganese (Mn) < 1%
304 Austenite stainless steel shots (304 Austenite Type) : carbon (C) < 0.25%, chromium (Cr) = 16 ~ 18%, nickel (Ni) = 8 ~ 10%, and silicon (Si) < 1%, manganese (Mn) < 2%


How to indentify:
1: with magnet, had better use strong magnetic magnet.If can suck up, it's 430
2: this kind of aspect you need to use chemical agents, the agent name is stainless steel shots test reagents, if use this lotion test 430, there is the content of iron, is corrosive, just constantly corrosion.202 will be corrosion.304 don't change color.

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