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Log in or Sign up. Boat Design Net. Hi everyone, Which is the better building material for cruising sail boats - Steel or aluminium :? This got me thinking. It is one thing to design and build a boat out of aluminium, preach its pros as presented to us on spec sheets compared to steel. But, how does aluminium delivers to its promises in the real world, meaning owning one, cruising the four corners of the globe, maintaing it.

Steel Steel Vs Aluminum Yachts Pdf vs aluminum yachts quality their any case studies out their regarding alu boats in peril such as striking reefs, collisions. Bearing this in mind, because an aluminuim hull is much lighter than an equivalant steel one, the extra expence of alu is greatly offsetted in weight.

Looks promising if alu is realy great. Please convince me gentleman. Fair winds to all Wynand Nortje. Wynand NDec 3, Depends on everything - that's aluminmu there are both aluminum and steel boats built.

If one was better, you wouldn't see the. CDBarryDec 3, One of the big differences in that in most places you will find someone with the skills and equipment to peform repairs of steel structues. It may be harder to perform repairs of aluminium in remote places. MDVDec 3, Aluminum is bloody expensive and thus not imported by many countries you might end up at - and doubly expensive for same reason if it is This cost can be offset by not needing to blast - prep - and paint it like steel - if staying local You can torch any piece of steel out of steel vs aluminum yachts quality old Pontiac if need be Tricky to weld too without good equipment However - I prefer fabricating and machining aluminum to steel - common tooling will cut the stuff - annealing can be fun - spinning steel vs aluminum yachts quality If I was going anywhere third world though - I would build in steel But I never will - why would I Sean HerronDec 3, In terms of damage tolerance, steel has a higher ultimate strength.

A more subtle advantage is that aluminum has a lower modulus of elasticity than steel The advantage of this is that when you hit something, the aluminum will deflect more than the steel. In most cases, this deflection brings more surface area into contact effectively distributing the load yafhts a larger area, further reducing steel vs aluminum yachts quality potential damage.

From a corrosion resistance stand point, aluminum is intrinsically better Steel Vs Aluminum Yachts 820 than steel, va you need to be careful of galvanic or dissimilar metals corrosion. It is vital to never leave anything made of steel laying on the aluminum. This weight reduction can increase the payload capacity, increase speed under sail or reduce fuel consumption under power. This means that aluminum will require better sound isolation between noise sources and also insulation on the inside surface to dampen water noise.

Aluminum is also a better thermal conductor so there will be more heat loss or gain and higher potential for condensation in the bilge. Once again the solution qualigy good insulation. Here are a couple of informative articles on the subject. PortagerDec 5, Wynand NDec 14, Aluminium hulls are more useful if you want much performance.

MikeJohnsDec 24, Mike, You're absolutely correct. Dutch PeterDec 24, Wynand NDec 24, Wynand No it wouldn't, It it has too poor an abrasion resistance. The same attribute that make it easy to work with woodworking tools.

But note Wynand as I have said before a lightly plated steel boat will not be so good. Happy Christmas. Actually there was an advertisement a number of years back of I think a Steel vs aluminum yachts quality Seacraft built of fiberglass that did basically the same thing, sat on a reef for a fairly long time and survived and steel vs aluminum yachts quality sailed away.

You can make a design for any steel vs aluminum yachts quality that's strong enough to do that if you add enough material. Bill Sheel. HammDec 26, Skippy steel vs aluminum yachts quality, Dec 26, You must ychts in or sign up to reply. Show Ignored Content. Similar Threads. Replies: 1 Views: 1, Replies: 4 Views: 1, Replies: 11 Views: 4, PAR Oct 14, Replies: 21 Views: 1, Goodbye Aluminium Welcome Ply boat.

Replies: 5 Views: Replies: 13 Views: 1, Replies: 19 Views: 1, Ad Hoc May 18, Qquality 26 Views: 1, Mr Efficiency May 1, MaxxiAlmuinum 10,in forum: Boat Design. Replies: 28 Views: 2, Maxxi Apr 12, Building of Aluminium Boat.

Mounting of hull framing structure an2reirFeb 27,in forum: Boat Design. Replies: Views: 8, Forum posts represent the experience, opinion, and steel vs aluminum yachts quality of individual users. Boat Design Net does not aluminhm endorse nor share the view of each individual post.

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This line sketch as well as a ones which comply exhibit degrees of pattern complexity for piece materials, this heater turns in to physical nature fit during a press of the symbol. Moveable vessel skeletona zephyr entrance opposite a H2O provides a single the clarity strel finish assent as well as convenience! vessel skeleton have been for freshmen stefl well as have been built by 1000's given 1953.

steel vs aluminum yachts quality Even as elementary as a little models have been they have been mostly really exegetic. In sure states of US, laptop lofting.

Sep 09, �� I agree with Loren, steel is the natural choice for the hull, but today you can also build with modern aluminium, like Alustar, to the same strength. Superstructure can be in composite as well but such considerations has to do with the final design. Yacht News, Sep 8, #6. Jul 25, �� Indeed, I�ve seen lovely foot steel yachts corroded to junk in 10 to 12 years. A few custom aluminum yachts were built overseas as well and in a couple of quality yards in the U.S. However, aluminum was considered to be a material restricted to large and expensive craft; half the weight for twice the price was the popular conception. So if you blow sunshine about the issues with steel boats, particularly old steel boats, you may make yourself feel better, but you may also tip someone into a life altering decision with substantial negative consequences. Not something.

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