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LEAD INDUSTRIES ASSOCIATION
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I' A report Um nm poor'* porferaoaeo of ti* ptUmt Mat*
la Load Iadu*tri#a l*o<iatioc Ptrojoct tot lk 1* attached* ml
report oa* pnpmd foUnltf Um copliUM of A |nwim\ ImpiiUn
tour of oil fir* ospoMro slvoo*
^
IS* import mom (tMldmhU wlitloi la porforoaao# of ldaotlool point ca^oalUon* it the different oxpoaar* location** A fit of thooo ioeon*lt*aeio* or* o&doabUdly do* to dlfforonoo# la ellaata aad oa* drcaoaat* 3*a froncloeo la partioOlar oooao to offof
rigorooa
Wottor flla mlekaooo otoiortonto aodo at fan franc!*** and la
o foo u im at Joplin indicate that aargr of U* failures ccoorred on
point* applied at thiekaooaoo oonoldorobiy anter or itir Um prooarlbod
L$ alia 10f Several of th* eorloosl? corroded (Ingle prlaor coon
arooa t San rroaeloeo contained loo* than 1 ail of paint. Thi* applloo
to rod load boao paint* a* noil aa paint* b**ed oa tin* chrwato aid other
pigneato. llao, three paint* shoving chocking oa tho wpowd prloar arooa
at JopUa oor* spiled at I17 flla thlckneees* considerably la twin *f
1.5 alia*
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la tiar of tboao unanticipated edreree rtitlli, oo Udafc 1% iMitUt that th* oenberc of Um Rod load Technical Oeaaltt** reooaelder prod* 1/ otopted plana for poblieUlng td* project, fhl* ha* tha egand* far th* naxi Canalttee nesting oa P* Maher (
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Soptoobor 1, ISLf - Sorvin* (1U &.UT.C.) ~ October 10, X9it? - Itow Orloono (4U J Mm) Oetotor 12# 1?U9 - Joplin (with U U Corrlok} lotabtr 8# 12<t7 Sm frtaclMO (with V* hllHek)
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umnouciio Projset Is. lb la oonprlsed of ala*tr>f**r prlaar point* iM> phsrleallp ripened ot fin sites. Flat panels m opposed *t all sites* tail* Lroo apnclnsao m placed ca npoisn ot to ImtUsi, Joplin and Seprlll#. The tftciuM *er* loped n( la the following mio w la ordor to obtain exposure of the prlaar la aoo and too aaot ihlekaaoaao oad aadar alaalno aad toll* finish aaatoo
1 Prlnsr Cast 1 Frlnar Gnats 1 Flnlah Cast 1 Finish Cost
1 Frlnar Coat 2 Frlnar Coats
Ths specified f.la thlcknoa* naa 1.$ alia 14 par aaot far both
tha prlaar poloto and flnlah paints. Each prlaar appears at eaeh loan*
tioa oe too flat panels, on* <tk tha aliwli-- finish east aad aoa 4th
tha ohita finish eoat* Each priaor appaars at Joplin aad StpdUs aa
fear angle tpoclnens; toe 4th the alaalw flnlah aoat and too with
tha shite ftidih seat*
.
All apacinane ware sipaasd nt ls5 dagrsaa facing aaath hitoiaa tiytaba 1 and October 1* 1#A*
tiBOlATIOM or cm
With fa* exemptions, rlgnifleant deterioration or fallare nan fonnd will an tha single coat prlaar erase and *as eanflaed-t* general corrosion. Therefor* tabulation la this report la United te corrosion ratlnga on axpaaed single coat areas, paints showing slgnlflesnt deter!oretie* la aultlpla coat sjrstans are listed on page it. following tha sennarp tabln far tha single eoet areas.
hers b^elrasat In perfnr--nns lndlaatad seesalee ar deflaieot fUa thltknit son, neisur--ota war* made with a Hagne Osage at tha tins of Inspartion. these a*esurncnls are tabulated in the sOunaaiy Tabln
of Xaapeatioa Data* for tha Joplin and San Franoiaea sites*
The ptotoppMs refer*nee standards far fastest lag Degree sf
iealatmaa Ta busting Obtained 4th Feint On Iran Or Jtenl Surfssso* (AU.T.K. Designation! D01O-UI) vara used aa tha beats for rating On speelnsan at all axposaro alt**#
Tbs serentp pslnta snder stndp based an fire eehlala* ar* listed an tha first three peg*# of the table. Tha leentp-faur oo^>erlson paints, including seeeral conforming ve gsvenaent specifisetlens, era listed an the last peg* sf tha table.
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Su frutliw ITS* IBUbwiag palate received corroiioo rating* lw tM
aa the clagln eoat prlatr im of at laaat o m cpicl-- M $a deeo
!) narked with aa artarlak ar* mffieienUjr mated ta rata flan ar laaa on at laaat ana epeclaeo* Tba nyabere preceded bqr (-) Indicate that at laaat aoa of tba panala oontalna laaa thaa tba prcccrihcd fUa thloVncca of 1*5 alia - li| or L)$ alia*
Palate Pndcr >la
203 205 206 (-) 207
(-) 0 (-) ai
<->*15 (.Ja217 (-)a22T
#228
229 (-) 232
(-) 235
238
<-> 252 2A
(-) *57 286
(->290
(-) *93 <> 3U (->
100JC rad laad la dll
lOOJt rad laad la a nixed alkjrd-etwaolie wahlela*
1008 rad laad la aa aUgrd vehicle*
100% rad laad la a modified phenolic wahlela extended
with linaaad all*
758 rad laad la a adzed plantation containing a art,rad
allqrd-phenolio wahlela*
751 rad laad la a alzad jilfantatl nn containing aa allgrt
wehielel
^
2$8 tlae chronate la a alzad plgaaatatlaa containing^*
alzad elkyd - pbaaalla wahlela#
258 tine ehrcaata la a alzad plgaentetloa la a modified
phanalla wahlela axtandad with linaaad ail* U9.58 tlae ehrcaata la a alzad plfavatatlon la a aodlflad
phenolic wahlela aztandad with linaaad ell*
2L.S8 alae ehrcaata la a alzad plantation eaataialaf
aa oil wahlela*
Zk9t tine chrczuta eoatalalag aa ell aztealed alight
wahlela*
2L.58 tlae ehreaate la a alzad pigaantatioa eeotalaad
la a aodlflad phenolic wahlela aztandad with linaaad all*
2L.58 rad laad la a alzad plpMotatlea eontalaad la a
alzad allgrd - pbeaolle wahlela*
51*. 58 rad laad la a alzad pigmentation oontalnad la aa
ell wahlela*
39*58 rad laad la a alzad plantation contained la
aodlflad phenolic wahlela aztandad with linaaad oil*
lit*58 tine chroaetc la a alzad plantation oontalnad la
a aljnd allgrd-phaaolie wwhiela*
lit. 58 tine ehrcaata la a alzad plenretatlen cent*laad la
a aodlflad pheaollo wahlela aztandad with linaaad oil*
51*51 rad laad In a adzed pigmentation eontalaad la aa
ell wwhlele*
51.58 red leed la a alzad ptaaentatlen contained la a
aodlflad phenolle wwhiela aztandad with linaaad ell#
37*58 rad laad la a sized pigmentation contained la a
alzad alkjrd-phanolle wahlela*
3It.$8 laad ehreaate la a alzad pigmentation eeaUlaad
la an allqrd wahlela* 3U.S8 lead chrenau la a alzad pigmentation ecntalnad la a aadtflart fh*#alla wwhtala aa<enrt*4 wlta llaacad ail*
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158 united States Marltine Cowaiesicn Specifleatlo* $2 MC-29. (*)*259 - 55,01 tine chnast* la a nixed pigmentation with aa
nlkyd vehicle. ()*260 - 65. C5 tiae thread* la * mlxtf plgaratetlaa with a |tfnUl
vehicle. 261 - 255 tiae ehrcaat* la ai**d pi gaint*tie* with a ph*noll*
YtMftltg 262 . Federal Specification TT-P-6U (805 In duet, 205 U0-0U) (-)*26l 2S5 lead cbroMt* la *1i*d plfaestatioo with a *Uq 4
Ci 266 - 605 hlu* l**d la a alxsd plantation ith llaaatd olle 26? - 57U5 hint l**d la a nixed pigmentation with aa nllgrt
vehicle.
(,) 268 - Federal Specification TT-F-86e
297 - 725 leaded tine la a nixed pigmentatioo with a* allgrd vehicle.
299 . 725 B.C.W.L. la a nixed pigmentation with aa allgrd vehicle.
301 - 725 B.S.W.L. la a nixed plrmooteUon with aa alkyd vohloU*
(->302 - Bevy Dept, Speciflcetlon 52-M8.
307 - 1005 red l*ad la vlnyle (w**h primer wa* oat fplltf)
(.>310 . Federal Specification 1T-F-20 (10C* tiae lead la llnaaad
ell)
(-) 331 - Fdral Specification TT-P-86*, Type
--
(-) 3U2 . 305 Be-K chranate la aa alkyd extended with die
"Su of the paint* under study received con-oalon ratine* of tea on
th* tingle priaer coat arena on the flat paaela at Joplla, Howe*r paiat 203 showed eonalderabla cheeking oeer the to coat primer area and wa* rated seven In this category. The ingl* coat area* on both the ilndaa and white finished panala contained leaa than the preacrlbed Sanant of paint, 1 and 0.9 nil respectively, while the to coat arena contained paint thlckneaaM la excess of the preacrlbad amount (3.6 and 3h all*
respectively)#
Aaoog the caparlacn palnta exposed at Joplla only to ahnwed aif. nifleant rutting on the alngla coat arena on the flat p*aal*e The** wart 297 cooalatlng of a leaded dne pigmentation and 299 coneleting of a basic carbonate whit* lead plgsentation, both in the taw* allgrd vehlol** Faint* 268 (TT-F-86) and 310 (TT-h-20) were severely checked over th* exposed prlmor arcs*, doth of these paint* were applied at tad** th*
originally specified thlckne** of 1.5 all* per coot*
Although oorroeioo on the flat apeclaona eat virtually ran trialasst at Joplla, several of the angl* Iron specleens were rated eight or wore* for general oorroslon. Much of thla corrosion apparently resulted froa th* preseno* of looaely adherent alll aeale on th* bas* specloan*, ftdl was indicated by th* eonantrstlen of ruat In saull areas and by th* wlda dlffsrvncs In perforaano* In aany caaoa bstween to specimens oarrylhg the iasse prlasr#
Mat 203 showed no checking on the angl* tpeoiaen* at JopUne However palnta 268 and 310 were seriously checked on both th* flat peclaen* and angl* ap*cla*na
Faint* at Joplin ratod eight or won* for oorroalo* aa alngl* Mated nagla apeciaea arena wtrei
mm
mmm*
mmm
mm mmm.
anew
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^......--------------------------------------------------^
Mate Cedar Stadf
20$ - 100$ rad lead la a alxad altyd-phanoUe whiele.
207 . 100$ rad lead la aa oil extended aodlflad phanolle Vahltlo.
210 - 75$ rad laad la a alxad pipeculation ccntaload la a
alxad altyd-phe nolle vvhlela.
218 - 3l*.5$ tine chreaete la a alaad plpaeaUtlea with aa
ail vehlele.
221 - 3US$ tlae chroaete la a alxad plpaentatloa oontalaad la
is 4ikyd nhi6li
22$ - l&.5% tlae chreaete la a alxad pipaeatatloa alia a alaad
allqrd-phenolle vahlel**
25b 21k. 51 rad lead-la a alxad plpeeatatiaa with aa oil extea-
dad altyd vahlele.
2U) - 5U5S rad laad la alxad plpaentetlaa with a alxad allqrd-
phaeolle vehicle.
3U3 - $U5$ rad laad la alxad plfeaatatlea with aa edl axtaodad
aodlflad ptaoolie vehicle.
393 - 37.5$ rad laad la alxad pd^anUtlea with a alaad alJqrd-
pheaolle vehicle*
31J - 3U.5$ laad chroaeta la alxad pi^aetatloa with a alxad
aUgrd-phaoolic vnhlcle*
^
Coaparlaoa Mata
258 - Oaltad Stataa Marltlae Ceaalaaloa Spaa. $2-110-29* 267 - 57. U$ blow laad la alxad plpncntatloa nlUi aa allqrd
vehicle. 297 - 72.0$ laadad tlae la alxad pl^entatloa with aa allqrd
vwhlela. 399 - 72.0$ B.C.M.L. la alxad pl^aotettea wlta aa alkyd
vahlela.
307 - 100$ rad laad la vinyl vehicle.
331 - fadartl Spaelfleatleo T7-7J6*i type !? 3W - Jolat Arny-Bavy Specification Jai*^73$ (Seay 351 - federal Spaelfleatloo TT-P-86a, type X. 353 federal Spaelfleatloo rT-f-66a, typa jJXa Sen Orlaaaa
Mo oorroeloa nee obeerwd oo the elafle prlnar eoat araaa of the padnta aodar atudy at Saw Orlaaaa. Cheeklag vaa ala# ahaaat*
Checking ana obervad oo the expoeed prlaar araaa vltli tao ecaperlMa palate at tha Man Orlaaaa site. Ihaaa nre 268 (F.h.R^N86) aad J10
(f.h.R-*40)a
Ccaperleoa palnta ehonlag eerloua eorroelca at Ran Orlaaaa oa aIngle prlaar eoat araaa warm
281 - 25$ tlae chroaete la alxad plcaaatatloo 4tfe a phaoal&a
Vahlela.
263 - 80* tlae duet, 20$ laO la aa allqrd vehlale.
2>7 72$ leaded tine la alxad ptga.otatloa with aa aDqd vvhlela.
299 - 72$ I.C.I.L. la alxad plganUlloo with aa allqrd v^lela.
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3ox - nf b j .w .u u aued pi*aniouoe vitai m auq* vehicle.
307 - 10DJ red lead 1a rl^yl vehicle. 310 - fadoral SpaelfloeUea TT-MO, Cloirtlend Ic m of Dm pmli wpnool at Otnla4 ihoM u? general oorr Nka after one jrur Mfonrit liwwr tin-- panele oontalned 1 hioay mUmUm of dirt.
The peaele eoetaialAf palata 297, 299 and 301, by far the poorvet perforated palata at tho other location*, ahovad n m ad*a oorrooloa at Clavelaad but ao (aaaral eorraotonl
ScyvtUe^ of tha flat poaalo eontalalm tha prlaero eoder otndy * ^
ilia ratad too la gaaaral eorroolon. Vo checkin* vaa oboorrod on tbaoo
Only a turn of tha eonparlaoa palata eoatalaad oa tha Oat paeala aerlovaly corroded, tHooa raoalrlag rating* of eight or laoo aaraa
266 - 6Cg blot laad la aliad plena ntail00 lth aa odl vehicle#
297 - 79 laadad tlao U aland pigmentation vlth aa aUqr*
vehicle,
--:
299 - 79 B.C.d*U la ala^d plantation with aa ailed vJiltl*, 301 - 79 B*bVU la aland plantation vlth aa all^d vehicle#
310 - fndaral Spocifleetlo* tt-J*-20
M at Jepllai tovvral of tha angle epeelaaos ahonad earloao eorroaloo row thoogh tha ldaatlaal tyttm vaa vnaffaotod 00 tha cold rolled flat panela; TMa vaa probably dee la larfo port to laparfnotlona la tho ataal aarfaeoa. tong tha palata wider atady receiving (aaaral oorroaiao
rating# of eight or looo vnro
20$ . 1006 rad laad la a alaad ellqrd phenolic vehicle, 21$ - 24.51 tine chrenetc la a alxod plgavntatloa vlth a
alaad eUgrd-jrfwoelte vahlala. 216 - 24.51 tlao chroaata la a alaad plantation vdth aa
alkjd vahlcla. 217 - 24.5a alae chroaata la a mixed pifoaotatloa vlth as
oil axtaadad modified phenolic whici*, 246 - 651 rod load la a alxad plfaaatatloa vlth aa ellgpd
vthlela*
2$h - $01 Iron odd* la a alaad pigmentation la aa dll nxtondod alkyl vehicle.
Among tha ooapariaoa peinte rated ol(ht or loot on angloe at . VofviUa
263 - 60$ alae duet, 201 laO la aa allgrd vehicle, 266 - 601 blue load la alxad plgnentaUoa vlth aa oil vvhiel* 797 - 79 loaded dne In alxod pigmentation vlth oa allgrd whlolo. 299- 79 V.C.V.t. la alxod pigmentation vlth aa allgrt vehicle* 301 - 79 V.9.V.L. la alxod pljMataUea vlth aa allgrd vohlala#
302 . Vaojr Dapt. Sped. 52-N16# 310 - Federal IpvolfUotloa TT-*-20,
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(COMPARISON PAINTS 1
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In ywlm
fcxeapt for the frt palate listed below, braakrism *m liahM U the single ooat primer areas*
23$ - 21*. SI rad laad aimd plymentalloo la a mixad allqrd-
phenolic vehlela* Slight oorroalaa was la writtenee
oa tha exposed two primer coat araa (ratad 9) aa the
panel cental nii^ the
finish coat* The corr-
aapocdlnf araa oa tha penal containing tha UU finish
eoat was O.K.
238 $lu5f rad lead alxad pigmentation la all vehicle* tU|M
corroaloe waa la rrldaooa oa tha aapoaad two prlaar neat
araa.(ratad 9) on the panel containing the ahlta finish
coat* 3*7 65% rad laad mixed pi^antatlow la ell ealandad modified
phenolic vehicle. A panel (alimlm finish eoat) atond
corraaloa oa exposed two prlaar coat araa (ratad 9)* -
B penal 0.1*
31$ 3U5A lead chraoata wived plpaeotatloa la an oil extern
dad aedlflad phenolic vehiclet Cooalderable oorroalaa'
present oa two coat prlaar araa (ratad 6) oa A penal* --
Sana araa oa B panel Otis
258 - 52*0-29. A panel shows considerable resting aa twa
coat prlaar araa (ratad 8)* Sene araa aa B penal 0.0
3d - T2% B.S.V.L* mixed plgaentatlaa In altqrd vehlelat Araaa
containing two prlaar coats rusted on both A and B panels
(rated 8 on A panel, 9 on B panel)*
3d bevy 52-f-lB. Teo eoat prlaar araa slightly mated aa B
panel (rated 9)* Seme area on A panel O.K.
307 - lOOg rad lead la vinyl vehicle. Severely rested aa both
prlaar areas and 00 finish coated single primer eoat area*
The wash prlaar treatment waa colttad frea tha system*
310 - federal Specification TT-S20. Beth A us B panala severe
ly corroded an areas containing two primer costs (rated
2 and it)* These areas also shooed savers shacking (both
ratad 5).
31*2 - Be-K chromate nlxad plantation In elkyd vehicle* Pooh)a
coated primer areas shoo nasi an A and B panels. (A panel
rated 9, B panel ratad 8)*
*9U
Only two paints showed any mat on tha anltlplt seat areas ad the flat panels. These were 297, rated 9a an tha two primer eoat araa ad panel B and 310, rated 9a oa the two primer seat araa ad panel Be
Three paints exposed at Joplin aa flat panels shooed Sorias# dnh* in* on the too primer eoat araaa. These art tOJ (rated 7 an both panels), 26o (rated 6 on both panels) and 310 (ratad Jon bath panels). The fliat two are composed ef rod lead la ell while tha third Id Cfssed ad bln* lend In all (f.S. TT-F-2C). In all three eased It wad foand that thee* paints warn *>pllad te dry film thiaknaasod In axaadi of tha preetribed
L$ mils 2 1QA.
-It.
LIAO 7933
3 - '*3
Srrorol of tbo painta ahewod i m eorrooloo o r tbo an*!* ipiito--
It Joplin oo tbo oraao containing
*U of prl*r wyoM U tbo
otaotphom Rorntr thlo eorroaloo ooo fonaroligr erldoot on ooljr coo
of tbo dupllcato MU of anflaa, la Mt eoooo tbo eorrooloo o r on3 11 pi*
Mlt MM 00 apporOBU/ MMtltUd (ilk Uw NrfMt MotitiM Of U*
but apoclMO. Moot or Um matin* oee looollood and la Many o>-- Uw
UTtli* of l--i orDioront all! Mala oa loarly erldoot*
>-- OrIoann
'^
Tbo aoltlplo ooot orooo at >co Orloono oar* ocrtlraly froo of rwU IM panto Rond aorleoo ehockinf ( # Orloaao oo Uo %m primar ooot arooa* Tbeoo mm 168 (FUUTX-N86) and AO (fATT-fJO)*
Clrraland
>ooo or tbo aaltlpln point ooot arooa war* naiad, ahocknd or otbaralao dotorlomtod ot tho Qaoalaad attoo
SardUo
*oao oT tbo Hat apedaoa oraoo oontalnlny nlUyilo point oooto-r
aheood ay eorroaloo ot SaydUa,
--
<wiy o fn laoleted oaooo of roaUn> ro attamd oo tbo aoltlplo ooot arooa ot laydUii Ibeee mm llnitod to only oao apanlnon of tbo dopUeato mUi Aa ot Joplin, aoat oT tbla eorrooloo ooa local 1o<l ond eon probably bo ocoooatod for by tbo proa aoca oT looao ond Md>
adherent ad11 eeale*
_____
4).
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