Ho hlokahala feela ho phahamisa lera le le leng, ho ka kopana le khanyetso ea kutu ea tepi ea weld

Tora e sebelisoa bakeng sa distillation, tlhoekiso, monya, distillation le lisebelisoa tse ling tsa lik'hemik'hale, boholo ba lisebelisoa tsa tora li hloka ho ikopanya le acid, alkali, letsoai, li-solvents le mecha e meng e senyang, ka hona hoa hlokahala ho phunya sebaka se seholo sa lera le hanyetsanang le kutu. ka moqomong le dikarolong tsa ho tiisa.E le mokhoa o sebetsang oa ho okamela holim'a metsi, strip surfing e sebelisoa haholo ho tjheseletsa tora ea lisebelisoa tsa lik'hemik'hale.
Theknoloji ea setso ea li-electrode ke thekenoloji e nang le likarolo tse peli tse ka tlas'a metsi tse nang le sekhahla sa phetoho le lesela le thibelang kutu, empa theknoloji ena e na le potoloho e telele ea tlhahiso le litšenyehelo tse phahameng tsa tlhahiso.E le ho rarolla bothata bona, JingQunCo e hlahisitse lisebelisoa tsa ho tjheseletsa ka holim'a lera le le leng (GDS-309LA welding strip, GXS-ED308L electroslag flux), e ka fihlelang phello ea ho phahama ha mekhahlelo e 'meli ka holim'a lera le le leng feela,' me e ka nolofatsa. mokgoa wa bokahodimo ho tloha bokahodimong ba meya e mmedi ho isa ho bokaholimo bo le bong.

Kenyelletso ea lisebelisoa tsa welding

1.Karolo ea lik'hemik'hale

Rules/Lebitso	C	Si	Mn	P	S	Cr	Ni	Note
NB/T47018.5 EQ309LA	≤0.030	≤1.00	0.5-2,5	≤0.025	≤0.015	21.0-23.0	9.0-12.0	solder strip
GDS-309LA	0.018	0.34	1.90	0.017	0.001	21.96	11.17	solder strip

 

Rules/Lebitso	NB/T47018.5 FZ308-D	GDS-309LA+GXS-ED308L solder strip + Flux motsoako
C	≤0.05	0.028	0.028	0.029	0.029
Si	≤1.00	0.58	0.64	0.62	0.64
Mn	≤2.5	1.33	1.33	1.35	1.33
P	≤0.030	0.018	0.018	0.018	0.017
S	≤0.020	0.004	0.004	0.004	0.004
Cr	18.0-21.0	18.21	18.47	18.39	18.28
Ni	8.0-11.0	10.12	10.31	10.27	10.30
Hlokomela	tšepe e behiloeng	Sebaka sa ho tjheseletsa	Tlas'a bokaholimo ba 1mm	Tlas'a bokaholimo ba 2mm	Ka tlas'a bokaholimo ba 3mm

Ponahalo ea 2.Weld

E khothalelitsoeng li-welding parameters

Tlhaloso(mm)	0.5*60
Motlakase(A)	850-950
Motlakase(V)	26-30
WElding Speed(mm/min)	150
Lbolelele(mm)	35-40
Lap welding(mm/min)	6-10
Botenya ba flux spread(mm/min)	Abonyane 25

Weld pass botenya: hoo e ka bang 4.7mm

Weld bophara: hoo e ka bang 62.5mm

Ponahalo ea weld pass: sebopeho se setle, bokaholimo ba weld bo bataletse, phetoho ea lap e boreleli.

3.Bokhoni ba mechine

Likahare tsa Ferrite (boemo ba weld)

Motsoako oa solder strip + Flux	GDS-309LA+GXS-ED308L
Boleng bo lekantsoeng	Likahare tsa ferrite li ka ba 7FN, 'me liperesente tsa ferrite li ka ba 8%
Boemo ba ho lekanya	Weld top

Mokhoa oa teko: GB/T 1954-2008 "chromium-nickel austenitic stainless steel weld ferrite content measurement method"

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