siva" parav sto kommavti pro" sugkovllhsh.
An to kommavti se epexergasiva geiwvnetai skovpima mevsw
tou agwgouv prostasiva", h suvndesh prevpei na eivnai to
dunatovtero avmesh kai na ekteleivtai me evnan agwgov dia-
mevtrou ivsh" toulavciston me ekeivnh tou agwgouvvv epi-
strofhv" tou reuvmato" sugkovllhsh" kai pou na sundeve-
tai me to kommavti se epexergasiva sto ivdio shmeivo tou
agwgouv epistrofhv", crhsimopoiwvnta" ton akrodevkth tou
agwgouv epistrofhv" hv crhsimopoiwvnta" evnan deuvtero
akrodevkth swvmato" topoqethmevno amevsw" kontav.
Prevpei na lambavnetai kavqe profuvlaxh gia na apofeuv-
gontai periferovmena reuvmata sugkovllhsh".
Anavyte to mhcavnhma mevsw tou diakovpth 47.
Afairevste to kwnikov mpek aerivou 44 peristrevfontav" to
dexiovstrofa. Xebidwvste to mpek 43.
Mhn pievzete to pl
hvktro th" tsimpivda" an den evcete
diabavsei prosektikav ti" odhgive" crhvsew".
Kavqe forav pou antikaqistavte to phnivo tou suvrmato"
kai to ravoulo trofodosiva" suvrmato", prevpei na bebaiwv-
neste ovti to mhcavnhma eivnai sbhsmevno gia na apofeuv-
getai h aqevlhth ekkivnhsh tou motevr suvrmato".
Pievste to plhvktro th" tsimpivda" 39 kai afhvste to
movno ovtan bgaivnei to suvrma.
To suvrma sugkovllhsh" mporeiv
na prokalevsei diavtrhta
trauvmata.
Mhn kateuquvnete thn tsimpivda pro" mevrh tou swvmato",
avlla avtoma hv mevtalla ovtan topoqeteivte to suvrma
sugkovllhsh".
Xanabidwvste to mpek 43 elevgconta" ovti h diavmetro"
th" ophv" eivnai ivsh me to crhsimopoiouvmeno suvrma.
Eisavgete to kwnikov mpek aerivou 44 peristrevfontav" to
pavnta dexiovstrofa.
5.1 SUNDESH TOU SWLHNA AERIOU
• H fiavlh aerivou prevpei na efodiavzetai me evnan
meiwthvra pivesh" kai me evna metrhthv rohv".
• An h fiavlh topoqeteivtai sthn eidikhv bavsh sthvrixh"
tou mhcanhvmato", prevpei na sterewvnetai me thn eidikhv
alusivda kai na evcei diastavsei" tevtoie" pou na mhn
diakubeuvoun th staqerovthta tou mhcanhvmato".
• Movno afouv topoqethvsate th fiavlh sundev
ste to swlhv-
na tou aerivou exovdou apov to pivsw mevro" tou mhcanhv-
mato" me to meiwthvra pivesh".
• Anoivxte th fiavlh tou aerivou kai ruqmivste to metrhthv
rohv" se 8/10 lt./min perivpou.
PROSOCH: Prosevcete wvste to crhsimopoiouvmeno aevrio
na eivnai sumbatov me to ulikov pro" sugkovllhsh.
5.2 GENIKES SHMEIWSEIS
Prin th crhvsh authv" th" suskeuhv" diabavste prosek-
tikav tou" kanovne" CEI 26-23 - CEI CLC 62081 kai epalh-
qeuvste, epivsh", thn akeraiovthta th" movnwsh" twn kalw-
divwn, th" tsimpivda" kai tou kalwdivou swvmato".
6 SUGKOLLHSH
6.1 SUGKOLLHSH TOU MALAKOU CALUBA
6.1.1 Me prostasiva aerivou.
Gia ti" sugkollhvsei" malakouv cavluba mporeiv na crh-
simopoihqeiv ARGON 75%+CO2 25% hv CO2 100%.
Sundevste ta kalwvdia ovpw" deivcnei h eikovna 3.
Epilevxte thn tavsh sugkovllhsh" mevsw tou koumpiouv tou
metallavkth peristrofhv" 47.
Proseggivste to shmeivo sugkovllhsh" kai pievste to
plhvktro th" tsimpivda" 39.
Energhvste sto koumpiv tou potensiovmetrou 2 mevcri h
sugkovllhsh na apokthvsei evna qovrubo staqerov kai sunechv.
Me poluv uyhlhv tacuvthta to suvrma evcei tavsh na mazeu-
vetai pavnw sto kommavti ektoxeuvonta" thn tsimpivda, me
poluv camhlhv tacuvthta to suvrma thvketai se periodikev"
stagovne" hv den mevnei anammevno to tovxo.
Otan oloklhrwvsete th sugkovllhsh sbhvste to mhcavnh-
ma kai kleivste th fiavlh tou aerivou. Gia th swsthv
klivsh th" sugkovllhsh" blevpete thn eikovna 5.
6.1.2. Cwriv
" prostasiva aerivou
Sundevste ta kalwvdia ovpw" deivcnei h eikovna 4.
Prevpei na crhsimopoieivtai movno paragemismevno suvrma
ø 0.9 pou na antapokrivnetai ston kanonismov AWS
AS.20 E71 TII hv E71 TGS katavllhlo gia crhvsh divcw"
prostasiva aerivou.
Sundevste thn tsimpivda tou kalwdivou swvmato" sto kom-
mavti pou prevpei na sugkollhvsete.
Afouv sundevsate ta kalwvdia akolouqhvste ti" ivdie" odh-
give" th" paragravfou 5.1.1.
Prosochv: Gia sugkollhvsei" stereav sundedemevne" kai me
kalhv prostasiva, pavnta apov aristerav pro" ta dexiav kai
apov pavnw pro" ta kavtw.
Sto tevlo" kavqe sugkovllhsh" afaireivte ta katavloipa.
Gia th swsthv klivsh th" sugkovllhsh" blevpete thn eikov-
na 5.
6.2 SUGKOLLHSH TOU ALOUMINIOU
H suskeuh
v prevpei na prodiateqeiv ovpw" gia th sugkovl-
lhsh tou malakouv cavluba me prostasiva aerivou, efar-
eikovna. 4
eikovna. 3
57
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