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-   -   titanium retainers: how to know they are? (https://honda-tech.com/forums/tech-misc-15/titanium-retainers-how-know-they-1675657/)

Chiovnidca Jun 30, 2006 03:14 AM

titanium retainers: how to know they are?
 
Bought some titanium retainers on ebay, but I dont think they are. They seem a bit too heavy and they have a bunch of little dings on em like they are soft. How do you tell if they really are titanium or not? I know how much they weigh, and how much volume they displace.

rtype11 Jun 30, 2006 09:49 AM

Re: titanium retainers: how to know they are? (Chiovnidca)
 

non magnetic!!!!!!!!!!!!!


Ti-6Al-4V
Category Titanium Alloy
Class Wrought
Type Alpha-beta alloy
Designations United States: ASTM B265 Grade5, ASTM B348 Grade5, ASTM B381 Grade5, MIL-T-9046, MIL-T-9047, AMS 4928, AMS 4911, AMS 4906, AMS 4965

Composition
Element Weight %
Al 6
V 4

Mechanical Properties
Properties Conditions
T (°C) Treatment
Density (×1000 kg/m3) 4.43 25
Poisson's Ratio 0.34200001 25
Elastic Modulus (GPa) 113.8 25
Tensile Strength (Mpa) 993 25 annealed more
Yield Strength (Mpa) 924
Elongation (%) 14
Reduction in Area (%) 30
Hardness (HRC) 36 25 annealed more
Impact Strength (J)
(Charpy) 19 25 annealed

Thermal Properties
Properties Conditions
T (°C) Treatment
Thermal Expansion (10-6/ºC) 8.6 20-100 more

Chiovnidca Jun 30, 2006 01:38 PM

Re: titanium retainers: how to know they are? (rtype11)
 
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by rtype11 &raquo;</TD></TR><TR><TD CLASS="quote">non magnetic!!!!!!!!!!!!!


</TD></TR></TABLE>
Some types of stainless steel are non-magneteic right?

Chiovnidca Jun 30, 2006 03:29 PM

Re: titanium retainers: how to know they are? (Chiovnidca)
 
nevermind, figued out how to check em

Ruben19 Jul 1, 2006 06:41 PM

what brand

Chiovnidca Jul 1, 2006 07:26 PM

Re: (Ruben19)
 
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Ruben19 &raquo;</TD></TR><TR><TD CLASS="quote">what brand</TD></TR></TABLE>
JGE, bought on ebay. I measured them at a specific gravity of 7.9. Titanuim should be around 4.5. Several messages to the seller and he keeps "assuring" me they are titanium. I'm not too happy about it, but i've been nice up to this point.

volcom40street2 Jul 1, 2006 08:01 PM

Re: titanium retainers: how to know they are? (Chiovnidca)
 
one word "Ebay" http://images.honda-tech.com/set1//smile/emcrook.gif

Chiovnidca Jul 1, 2006 08:18 PM

Re: titanium retainers: how to know they are? (volcom40street2)
 
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by volcom40street2 &raquo;</TD></TR><TR><TD CLASS="quote">one word "Ebay" http://images.honda-tech.com/set1//smile/emcrook.gif </TD></TR></TABLE>
I love ebay, get some really good deals. Got most of the parts for my 400hp d-series there. This is the first time i've gotten an item that wasn't as described.

Ruben19 Jul 2, 2006 12:28 AM

who you buy it from
enginedynamic.
that guy suck

Chiovnidca Jul 2, 2006 05:25 AM

Re: (Ruben19)
 
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Ruben19 &raquo;</TD></TR><TR><TD CLASS="quote">who you buy it from
enginedynamic.
that guy suck</TD></TR></TABLE>
Yep. https://honda-tech.com/forums/images/smilies/emsad.gif What was your experience?

Ruben19 Jul 2, 2006 06:07 PM

Re: (Chiovnidca)
 
that guy is terrible.
he sold me some blox type b cams that had grainded spots and i had no idea how to identify them
i asked him to return them and he didnt wanted.
i also bought some supertech valve springs and reatines, jge cams gears. this one they were in perfect shape.
Im lucky that the cams were made good power.
log on tho jge website and find out. i think they make titanium retainers. good quality

ultraman713 Jul 6, 2006 11:57 AM

i sent that "enginedynamics" guy an email asking if he is misleading buyers or if they actually are 'titanium'...i've been interested in this valvetrain package from the same seller.

Chiovnidca Jul 6, 2006 01:56 PM

Re: (ultraman713)
 
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by ultraman713 &raquo;</TD></TR><TR><TD CLASS="quote">i sent that "enginedynamics" guy an email asking if he is misleading buyers or if they actually are 'titanium'...i've been interested in this valvetrain package from the same seller.</TD></TR></TABLE>
He quit responding to my messages when I asked if he was going to make it right. Guess i'm going to open a dipute with the guy thru ebay. Make sure you get what you pay for with this guy, the retainers i got are cheap stainless steel at best.

ultraman713 Jul 11, 2006 08:57 AM

Re: (Chiovnidca)
 
here was his response:
"Hello ultraman713,

We would like to let you know that we sell nothing but true JG products, if you would like you can contact JG to verify that we are an authorized seller of thier products and we work very close with JG. We can assure you that the retainers are 100% made of titanium. thank you"

well, doesn't hurt to call JG directly before i buy.. thought i'd share w/the HT community.

-ultra

Chris Krebs Apr 16, 2021 07:37 PM

Re: titanium retainers: how to know they are? (Chiovnidca)
 

Originally Posted by rtype11 (Post 22539816)
non magnetic!!!!!!!!!!!!!


Ti-6Al-4V
Category Titanium Alloy
Class Wrought
Type Alpha-beta alloy
Designations United States: ASTM B265 Grade5, ASTM B348 Grade5, ASTM B381 Grade5, MIL-T-9046, MIL-T-9047, AMS 4928, AMS 4911, AMS 4906, AMS 4965

Composition
Element Weight %
Al 6
V 4

Mechanical Properties
Properties Conditions
T (°C) Treatment
Density (×1000 kg/m3) 4.43 25
Poisson's Ratio 0.34200001 25
Elastic Modulus (GPa) 113.8 25
Tensile Strength (Mpa) 993 25 annealed more
Yield Strength (Mpa) 924
Elongation (%) 14
Reduction in Area (%) 30
Hardness (HRC) 36 25 annealed more
Impact Strength (J)
(Charpy) 19 25 annealed

Thermal Properties
Properties Conditions
T (°C) Treatment
Thermal Expansion (10-6/ºC) 8.6 20-100 more



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