Buƙatar surfacing daya Layer kawai, zai iya saduwa da lalata juriya na tef ɗin weld

Hasumiyar da ake amfani da distillation, tsarkakewa, sha, distillation da sauran sinadaran kayan aiki, mafi yawan hasumiya na'urorin bukatar tuntubar acid, alkali, gishiri, Organic kaushi da sauran m kafofin watsa labarai, don haka wajibi ne don surfacing babban yanki na lalata resistant Layer. a cikin Silinda da sassan rufewa. A matsayin ingantacciyar hanya ta surfacing, tsiri surfacing ana amfani da ko'ina a hasumiya walda na sinadaran kayan aiki.
Fasahar ɗorawa na al'adar lantarki fasaha ce mai ninki biyu mai nisa da fasahar surfacing arc tare da shimfidar wuri mai juriya da lalata, amma wannan fasaha tana da tsayin zagayowar masana'anta da tsadar masana'anta. Don magance wannan matsala, JingQunCo ya ƙera kayan walda mai Layer Layer guda ɗaya (GDS-309LA welding strip, GXS-ED308L electroslag flux), wanda zai iya cimma tasirin surfacing Layer biyu tare da surfacing mai Layer kawai, kuma yana iya sauƙaƙa. tsarin hawan sama daga sama mai Layer biyu zuwa sama mai Layer daya.

Gabatarwar kayan walda

1. Bangaren Sinadari

Rules / Suna	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	tsiri solder
GSaukewa: DS-309LA	0.018	0.34	1.90	0.017	0.001	21.96	11.17	tsiri solder

 

Rules / Suna	NB/T47018.5 FZ308-D	Saukewa: GDS-309LA+GXS-ED308L solder tsiri + Flux hade
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
Lura	ajiyar karfe	Welding surface	Ƙarƙashin ƙasa 1mm	A karkashin surface 2mm	A karkashin surface 3mm

2.Weld bayyanar

Shawarar walda sigogi

Ƙayyadaddun (mm)	0.5*60
Wutar Lantarki(A)	850-950
Voltage (V)	26-30
WGudun elding (mm/min)	150
Ltsawo (mm)	35-40
Waldawar cinya (mm/min)	6-10
Kauri yaduwa (mm/min)	Abugu 25

Weld pass kauri: game da 4.7mm

Weld nisa: game da 62.5mm

Siffar wucewar walda: kyakkyawan siffar, farfajiyar weld ɗin lebur ne, canjin ƙafar ƙafa yana santsi.

3.Mechanical iya aiki

Abun ciki na ferrite (yanayin walda)

Solder tsiri+ Flux hade	GSaukewa: DS-309LA+GXS-ED308L
Ƙimar da aka auna	Abubuwan da ke cikin ferrite kusan 7FN ne, kuma yawan adadin ferrite shine kusan 8%
Matsayin aunawa	Weld surface

Hanyar gwaji: GB/T 1954-2008 "Harkokin auna abun ciki na chromium-nickel austenitic bakin karfe weld ferrite"

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