E hananang le oxidation-corrosion-resistant Cast iron welding alloy NiFe-1 Featured Image

Alloy e thibelang ho bola ha oxidation-corrosion Cast iron welding alloy NiFe-1

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Molamu oa tšepe oa Cast iron o sebelisoa hangata ho rarolla khetla ea enjene, 'mele oa sekoaelo, setsi sa mochini, meno a lahlang a hlaha ho robeha ha lebili, ho phatloha, ho roala, mathata a ho cheselletsa lesoba.Ka lebaka la lik'habone tse phahameng, sebopeho se sa tsitsang, matla a tlaase le polasetiki e futsanehileng, electrode ea tšepe e entsoeng ka tšepe ke thepa e futsanehileng ea weldability, e leng bonolo ho hlahisa mapetsong nakong ea welding, ho thata ho e khaola.E le ho finyella liphello tse khotsofatsang tsa ho tjheseletsa le ho lokisa welding ea tšepe e entsoeng ka tšepe, ke habohlokoa ho ela hloko "Tsamaiso ea likarolo tse tharo le likarolo tse supileng", eseng feela ho khetha molamu oa ho tjheseletsa, empa hape le ho amohela mokhoa o loketseng oa ho lokisa.
Mokhoa o latelang oa tjheseletsa o khothaletsoa e le sesupo sa ho cheselletsa tšepe le ho lokisa welding: 1, qala ka ho tlosa likarolo tsa tjheseletsa tsa seretse, lehlabathe, metsi, mafome le litšila tse ling;Ho phaella moo, lera le futsanehileng la carbon le oxide layer holim'a li-castings tsa tšepe tse sebetsang tlas'a Mocheso o Phahameng le tikoloho ea mouoane ka nako e telele li lokela ho tlosoa.2. Ho ea ka sebōpeho le mofuta oa sekoli oa karolo e cheselitsoeng, mehato ea ho itokisa e kang ho buloa ha groove, ho thibela ho phunyeha ha lesoba le ho etsa mohlala oa letamo le qhibilihisitsoeng ho etsoa.3. Bakeng sa likarolo tse hlokang tjheseletsa e batang, li chese pele ho 500-600 ° C, khetha tjheseletsa e loketseng hona joale, e tsoelang pele, boloka mocheso oa preheating nakong ea ts'ebetso ea welding, koahela lisebelisoa tse sireletsang tse kang phofo ea asbestos hang ka mor'a ho tjheseletsa, 'me u li lumelle. pholile butle-butle, e le ho ntlafatsa ho hanyetsa ha eona le ho sebetsa ho sebetsa.4. Bakeng sa likotoana tse batang tsa ts'ebetso ea welding, thibela tšepe ea motheo ho qhibiliha haholo, ho fokotsa tšekamelo ea bosoeu, ho thibela mocheso o mongata haholo, ho baka khatello e feteletseng, hona joale, arc e khuts'oane le li-welding tse fokolang tsa ho feta li lokela ho sebelisoa ka hohle kamoo ho ka khonehang. bolelele ba pase ka 'ngoe ha boa lokela ho feta 50mm) .Hang ka mor'a ho tjheseletsa hamore weld ho phomotsa khatello ea kelello ho thibela ho peperana, ho fihlela mocheso o theohetse ho likhato tse 60 C ka tlas'a weld e 'ngoe.5, ela hloko sekoti sa arc ha u koala, e le ho thibela ho phatloha ho hoholo ha arc.

Mohlala	GB	AWS	Diameter(mm)	Mofuta oa ho roala	Hona joale	Lisebelisoa
CB-Z208	EZC	EC1	2.5-5.0	Mofuta oa Graphite	AC, DC+	E sebelisetsoa ho lokisa welding ka mefokolo ea tšepe e boputsoa.
CB-Z308	EZNi-1	ENi-C1	2.5-5.0	Mofuta oa Graphite	AC, DC+	E sebelisetsoa ho lokisa welding holim'a tšesaane likotoana tsa tšepe le libaka tse entsoeng ka mochini, joalo ka likotoana tse ling tsa tšepe tse bohlooho joalo ka bajari ba enjene, liporo tse tataisang tsa lisebelisoa tsa mochini, li-pinion stands, joalo-joalo.
CB-Z408	EZNiFe-C1	ENiFe-C1	2.5-5.0	Mofuta oa Graphite	AC, DC	E loketse bakeng sa ho lokisa welding ka senotlolo matla a phahameng a bohlooho tšepe e entsoeng ka tšepe le spheroidal graphite cast iron, joalo ka li-cylinders, bajari ba enjine, likere, lirolara, joalo-joalo.
CB-Z508	EZNiCu-1	ENiCu-B	2.5-5.0	Mofuta oa Graphite	AC, DC	E sebelisetsoa ho lokisa welding holim'a likotoana tsa tšepe tse boputsoa tse sa hlokeng letho matla a mangata haholo.

Motsoako oa Lik'hemik'hale oa Metal e Deposited

Motsoako oa lik'hemik'hale oa tšepe e behiloeng (%)
Mohlala	C	Mn	Si	S	P	Ni	Cu	Fe
CB-Z208	2.00-4.00	≤0.75	2.50-6,50	≤0.100	≤0.150			Ho leka-lekanya
CB-Z308	≤2.00	≤1.00	≤2.50	≤0.030		≥90		≤8
CB-Z408	≤2.00	≤1.80	≤2.50	≤0.030		45-60		Ho leka-lekanya
CB-Z508	≤1.00	≤2.50	≤0.80	≤0.025		60-70	24-35	≤6