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Search took 0.00 seconds. Search: Posts Made By: Pauls
Forum: Construction, Maintenance & Refit 19-02-2014, 14:35
Replies: 30
Views: 3,536
Posted By Pauls
Re: Duplex steel for deck fittings?

Hey Saltyhog,

Regards cold working 2205, it can be cold worked, but to a lesser degree than softer metals like 316. For comparison: 316 has an elongation at break of 50% to 60%. That means...
Forum: Construction, Maintenance & Refit 19-02-2014, 10:58
Replies: 30
Views: 3,536
Posted By Pauls
Re: Duplex steel for deck fittings?

Regards the weldability of duplex, information from the industry states that weldability is good and that all common processes are useable. Please see the attached. If you search you will find many...
Forum: Construction, Maintenance & Refit 18-02-2014, 16:16
Replies: 30
Views: 3,536
Posted By Pauls
Re: Duplex steel for deck fittings?

Thanks Jim. I appreciate the feedback.

Paul
Forum: Construction, Maintenance & Refit 18-02-2014, 15:11
Replies: 30
Views: 3,536
Posted By Pauls
Re: Duplex steel for deck fittings?

I agree. I don't have a high opinion of 300 series stainless chainplates. We all know they have a limited life expectancy. A couple suppliers I have quoted for 2205 are Rolled Alloys and MegaMex.
Forum: Construction, Maintenance & Refit 18-02-2014, 14:48
Replies: 30
Views: 3,536
Posted By Pauls
Re: Duplex steel for deck fittings?

Your're very welcome! Good luck with your project.
Forum: Construction, Maintenance & Refit 18-02-2014, 14:40
Replies: 30
Views: 3,536
Posted By Pauls
Re: Duplex steel for deck fittings?

Duplex machinability, as I recall, is similar to 316. It is weldable with common processes. I am unaware of any downside except for cost.

I researched using duplex on the boat I am building,...
Forum: Construction, Maintenance & Refit 18-02-2014, 12:44
Replies: 30
Views: 3,536
Posted By Pauls
Re: Duplex steel for deck fittings?

Hi Tomasz,

Duplex stainless steel comes in several alloys. The standard duplex stainlesses are significantly stronger than 316 and they are significantly more corrosion resistant. The super...
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