eyAR
Lurker
Posts: 20
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Post by eyAR on Jul 14, 2016 13:54:44 GMT 8
Question po again mga kapadjack
anu po masmaganda material for mtb frame
may nakita po kasi ako ung alloy series like yung kasama sa ibang post ko yung foxter ft301 alloy series
at may nakita din po ako na Orbea cromo steel series..
anu po ba masmaganda na frame?
thank you in advance
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Post by anthrax76 on Jul 15, 2016 13:09:28 GMT 8
kung kaya mo alagaan yung frame, go for steel. note lang, kinakalawang yan dahil steel. pero mas forgiving sa bumps kasi may flex.
aluminum alloy on the other hand eh dehins prone sa kalawang. although merong corrosion ang aluminum, dehins ito dahil sa oxidation dahil sa basa ng tubig. more of dahil napapatakan ng pawis mo at kinakain ng asin at acid yung paint.
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Post by Papzki_23 on Jul 26, 2016 22:24:03 GMT 8
yep for detailed scenarios here's what happens:
2Fe(s) + 2H2O(l) + O2(g) ➜ 2Fe2+(aq) + 4OH-(aq)
Fe2+(aq) + 2OH-(aq) ➜ Fe(OH)2(s)
Fe(OH)2(s) =O2=> Fe(OH)3(s)
Fe(OH)3(s) =dehydrates=> Fe2O3.nH2O(s) or rust
sa alloy naman eh..
acidic reaction: 2Al + 6HCl ➜ 2AlCL3 + 3H2
AlCL3 = aluminium chloride
basic reaction: Al + NaOH + 4H2O ➜ NaAl(OH)4 + 2H2
NaAl(OH)4 = sodium aluminate
hala.. kinareer ko ata.. haha!
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Post by anthrax76 on Jul 27, 2016 10:31:10 GMT 8
amp, ha ha ha. dehins halatang mahilig ka mag balance ng chemical equation. although i used to understand that, sablay na ako sa simple english translation niyan, he he he.
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Post by Papzki_23 on Jul 27, 2016 17:53:46 GMT 8
haha! naalalako kase yung teachings ng fave prof ko kaya ganado kong magaral nun! ang sexy nya boss eh. haha! kaya walang absent..
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