Naanị mkpa surfacing otu oyi akwa, nwere ike izute corrosion eguzogide nke weld teepu

Tower na-eji maka distillation, ọcha, absorption, distillation na ndị ọzọ chemical ngwá, ọtụtụ n'ime ụlọ elu ngwaọrụ mkpa ịkpọtụrụ acid, alkali, nnu, organic solvents na ndị ọzọ corrosive media, n'ihi ya, ọ dị mkpa ka surfacing a nnukwu ebe corrosion eguzogide oyi akwa. na cylinder na akụkụ akara. Dị ka ụzọ na-arụ ọrụ nke ọma nke surfacing, warara surfacing na-ọtụtụ ebe na ụlọ elu ịgbado ọkụ nke kemịkalụ akụrụngwa.
The omenala electrode surfacing technology bụ okpukpu abụọ-layer submerged arc surfacing technology na mgbanwe oyi akwa na corrosion eguzogide oyi akwa, ma a technology nwere ogologo n'ichepụta okirikiri na elu n'ichepụta ego. Iji dozie nsogbu a, JingQunCo emepụtala ihe ịgbado ọkụ nke otu oyi akwa (GDS-309LA welding strip, GXS-ED308L electroslag flux), nke nwere ike nweta mmetụta nke elu elu nke okpukpu abụọ na naanị otu oyi akwa, ma nwee ike ime ka ọ dị mfe. usoro nlegharị anya site na elu nke okpukpu abụọ ruo otu oyi akwa.

Okwu mmalite nke ihe ịgbado ọkụ

1.The Chemical akụrụngwa

Rules/aha	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	warara solder
GDS-309LA	0.018	0.34	1.90	0.017	0.001	21.96	11.17	warara solder

 

Rules/aha	NB/T47018.5 FZ308-D	GDS-309LA+GXS-ED308L Ihe nchikota solder strip+ Flux
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
Rịba ama	ọla edo edo	N'elu ịgbado ọkụ	N'okpuru elu 1mm	N'okpuru elu 2mm	N'okpuru elu 3mm

2.Weld ọdịdị

Oke ịgbado ọkụ akwadoro

Nkọwa (mm)	0.5*60
Eletrik(A)	850-950
Voltaji(V)	26-30
WỌsọ elding (mm/min)	150
Logologo (mm)	35-40
Agbadokwa ụkwụ (mm/min)	6-10
Ọkpụrụkpụ nke mgbasa mgbasa (mm/min)	Ankeji 25

Weld ngafe ọkpụrụkpụ: banyere 4.7mm

Weld obosara: banyere 62.5mm

Weld ngafe ọdịdị: ọmarịcha udi, weld elu bụ larịị, n'apata mgbanwe bụ ezigbo.

3.Mechanical ikike

Ọdịnaya ferrite (steeti welded)

Nchikota solder strip+ Flux	GDS-309LA+GXS-ED308L
Uru atụnyere	Ọdịnaya ferrite bụ ihe dịka 7FN, yana ọdịnaya pasent ferrite bụ ihe dịka 8%
Ọnọdụ nha	Weld elu

Ule ule: GB/T 1954-2008 "chromium-nickel austenitic igwe anaghị agba nchara weld ferrite ọdịnaya usoro"

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