Twister_Ken
Well-Known Member
Meanwhile on the Rocna website re stainless:
http://www.rocna.com/kb/Anchor_materials
Quote:
Stainless steel however is very expensive. Good quality raw material is much more costly than regular steel, and the finishing process required adds further to the price...
...Many stainless steel anchors are built entirely of 316L stainless. This grade is "marine" stainless, and has good corrosion qualities for use in the marine environment. However, it does not have much tensile strength (measuring around 280 MPa depending on sheet thickness), a grade which means it is weaker than mild steel. A shank on a stainless anchor built from 316L is likely to be woefully under-strength and unacceptable against any reasonable design criteria - and certainly that of the Rocna.
Oh dear. There go my shackles, my bow roller, my pulpit, my...