I assume you know that an economic approach is to make such sculptures from a softer material and then have the chrome applied.
Not in your area but some examples: <a href="http:&#x2F;&#x2F;www.blach.de&#x2F;blach-lackierung&#x2F;chromlack&#x2F;kunst&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.blach.de&#x2F;blach-lackierung&#x2F;chromlack&#x2F;kunst&#x2F;</a>