Luyn kim X l nhit
Nhiu kim loi ch c th tr nn hu dng thng qua x l nhit. Cc c trng
ca sn phm thu c bng phng php ny bao gm cc b mt cng, d un, mm v c mu
sc khc nhau. Do kim loi nng d dng tham gia phn ng vi khng kh nn vic
s dng cc cht kh bo v trong mi trng l nung l tuyt i cn thit. Trong
nhiu trng hp, nit c s dng to mi trng kh tr.
Nng lc trong cng ngh khNu mun t c mt hiu ng luyn kim c bit bng
kh th cn phi thm vo cc loi kh hot ng. Th d, vic cho thm nhng lng nh
propan chng minh c hiu ng c bit. Vic ny c iu chnh bng s tr gip ca
mt h thng cm bin tch hp sao cho ch mt lng propan cn thit c s dng.
Cng ngh s dng propan trong nit hay hydro v cc hn hp hydro ny c ti u
ho v bo v bi mt lot sng ch, mt ln na nhn mnh nng lc ca Messer trong
lnh vc ny.
Hydr hot ng v hiu quHydr c s dng ch yu trong qu trnh thp hp kim
cao. y ngi ta khng ch tn dng c kh nng kh m cn ng dng hiu ng ty sch
ca n trn cc b mt. Kh nng dn nhit v nhit lng cao ca n cng c th chng
t hiu qu kinh t ca qu trnh i lu cao trong l vm.
Nhng li ch thng qua s sng toTrong qu trnh Endolin, mt mi trng kh
bo v c bit ca cc hn hp endogas (kh sinh nhit)/nit c s dng x l nhit
cho thp v cc hp kim NF trong cc l cng nghip. Hn hp kh Endolin l s
thay th kinh t khi vic cp hydro tinh khit c chi ph qu cao v cc loi
exogas (kh ta nhit) hay kh n l t sn xut khng cn p ng c nhng yu cu
cht lng cht ch hn i vi thnh phm. Ngc li vi exogas, mc cac-bon trong
kh l nung ch c th c thit lp v iu chnh bi lng kh endogas trn ln.Tuy
nhin, li th chnh li l endogas v nit c th c a vo mt cch ring r trong
cc vng khc nhau ca l nung. Thm vo qu trnh ti kt tinh thp, Endolin c
th c s dng trong qu trnh nhit luyn, hn v ti thp, mang li cc li ch
cho ngi s dng nh gim chi ph, nng cao cht lng v tng an ton.
Nhit lnh ta ra t nitThng qua vic lm ngui thp ti bng nit lng, kt
cu thp c th c iu chnh mt cch chn lc. S chuyn i t austenite th ng
sang martensite bng cch ny lm tng kh nng chng mi mn ca cc cng c ct
v n nh kch thc ca cc b phn chnh xc. Mt bin th ca cng ngh ny l ko
lnh (cryo-stretching). y, cc thng cha thp khng g c nhng trong nit
lng v c bm vi p sut 700 bar. Kt qu thu c thp c bn cao hn ng k.
S xy ho? C, nhng c xc nh!Trong qu trnh Blackrapid c cp bng sng
ch, mi trng kh l nung s c tng hp mt cch c bit nhm xc nh s xy ha cc
thnh phn cn lm cng to thnh mt lp oxit kt dnh v bao ph nhanh m khng
cn cng on nh bng tip theo.
cng cng thc ng to ra c cc b mt cc k cng v chng mi mn, cc thnh
phn cn phi c x l bng ammoniac v ioxit cacbon, th d nh nhit trung
bnh. Cc hp cht nitrat rt cng to thnh trong qu trnh ny c th iu chnh
cu trc v thnh phn thng qua thnh phn ca kh l nung, trong khi cc
nguyn t nit cng ho tan trn khu vc b mt ca hp kim, gp phn vo s gia
tng r rt ca cng.
Hp tc qua cc b quytVic s dng cc loi kh k thut trong l nung cng
nghip v nhng hiu qu t c ph thuc vo nhiu yu t. V vy vic hp tc gia cc
chuyn gia ca Messer v nhng ngi s dng khng ch hu ch m cn l tuyt i cn
thit nhm m bo s pht trin v ti u ho hn na cc qu trnh x l nhit ca
khch hng.
X l nhit, bc kt ni quy trnh cng ngh trong dy chuyn sn xut
ng dng: B quyt Messer: u im:
X l nhitTi, lm cng b mt, cacbua ho b mt xy ha thp, cacbon-nitrat
ho, tng hp
nitro-cacbua ho, nitrat ho
di cc cht kh hot ng nh methanol, propan, H2, hn hp NH3/nit,
hydr, nit, argon, heli, Vario-carb-therm, Hydrocarb, phun trc tip,
VarioNitrocarb.
Khng b tn tht khi khi ng v ngng, cht lng n nh, un cao, thay th
cho cc ng dng c hi cho mi trng
Sn xut cc b mt trang tr
Qu trnh xy ho ngn trong cng on lm cng c xc nh(qu trnh
Blackrapid) v qu trnh xy ho c kim sot (qu trnh Vario-spectrox)
Qu trnh thn thin mi trng, cc b mt c tnh trang tr ng nht, tng kh
nng chng n mn
Cc qu trnh lm cng trong chn khng v cacbua ho plasma
Kh p sut cao lm ngui bng N2, He, Ar, H2 hay cc hn hp, cc cht kh
tinh khit hot ng nh H2, N2, CH4, C2H2
Qu trnh thn thin mi trng v sch, t ph phm
Tng chng mi mn v n nh kch thc ca cc b phn bng thp
Sng bng, khng b cng, ti kt tinh v bnh thng ho vic
Austenite th ng c chuyn ha thng qua lm ngui nhng b phn trong cc
ngn ng lnh.
di cc loi kh bo v v hot ng (nit, cc hn hp nit v kh hot ng) ca qu
trnh Endolin
Ti u ho s n nh kch thc v chng mi mn, tng cng v s ng nht ca cu
trc
Nng cao cht lng qua vic s dng ngun cp kh bo v n gin, an ton,
linh hot, gim chi ph vn hnh
sch v khng cht thi
khng dnh thp cun cn ngui trong l vm
Qu trnh lm sch bng Hydro-clean v Turboclean c xc nh di cc cht kh
hot ng c iu tit, qu trnh Defox
Cc b mt kim loi sch, sng, chi ph u t thp, d gia cngCc b mt khng
dnh, gim cong vnh, tng nng sut u ra, chui qu trnh t ng
Tng nng sut u ra trong cc nh my x l nhit hot ng lin tc
Lm ngui nhanh bng nit lngTng nng sut, tn dng gp hai ln nit lm mi
trng kh bo v trong l nung v l cht lm ngui trung bnh
Ti luyn dy c bit trong l ko cng ng
Cc chi tit lm cng v sn xut hp s
Rt nhiu chi tit c x l bng quy trnh cng ngh bn quyn
Blackrapid
