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Bolt carriage 1/2 - 13 x 4 1/2 stainless steel 304
Bolt Carriage Head 1/2 - 13 X 4 1/2" Stainless Steel 304
For marine applications where corrosion is an issue these 304 Stainless Steel Bolts are just what you need.
Stainless steel 304 is austenitic stainless steel.
When nickel is added to stainless steel in sufficient amounts the crystal structure changes to "austenite".
The basic composition of austenitic stainless steels is 18% chromium and 8% nickel.
Stainless steel austenitic steel has excellent corrosion resistance in organic acid, industrial and marine environments.
There are several types of stainless steel.
The 300 series which contains nickel is not magnetic.
The 400 series which contains chromium but not nickel are magnetic.
Stainless Steel 304 is commonly called 18-8 due to the composition of 18% chromium and 8% nickel.
