Waya ịgbado ọkụ SAW na-eche ihu siri ike na ngwa nrụpụta welding flux weld
Ngwa & Ọkọlọtọ
A na-eji ngwaahịa a eme ihe maka ịgbanye valves na akụkụ ndị ọzọ na-emechi ọnụ nke igwe ọkụ ọkụ dị elu na ọdụ ọkụ na-arụ ọrụ na 570 ℃ ma ọ bụ n'okpuru. Nweta njikọ azụ DC. Igwe dị n'elu bụ 1Cr13 ọkara-ferritic chromium dị elu. N'ozuzu, ọ dịghị ọgwụgwọ okpomọkụ achọrọ n'oge ịgbado ọkụ, na ike siri ike bụ otu. Enwere ike imechi ya ma mee ka ọ dị nro na 750-800 ℃. Mgbe kpụ ọkụ n'ọnụ ruo 900-1000 ℃, ọ nwere ike re-isi ike site ikuku jụrụ ma ọ bụ mmanụ quenching. Nke a aka electrode na-eji maka surfacing nke aro na valvụ nke carbon ígwè ma ọ bụ alloy ígwè na-arụ ọrụ okpomọkụ n'okpuru 450 ℃. Ekwesịrị ịchịkwa isi ike nke oyi akwa dị n'elu ihe dịka 40.
Atụmatụ
GEH-507 bụ China GB / T984EDCr-A1-15 n'okpuru obere sodium hydrogen ụdị elu chromium ígwè maka valve surfacing ịgbado ọkụ electrode, ezigbo ọrụ, obere ikwommiri, mfe slag mwepụ, mara mma udi, nwere ike mfe n'ibu nhazi. Na elu oyi akwa nwere àgwà nke ikuku quenching, elu ọkara-okpomọkụ siri ike na ezi corrosion iguzogide. Nke a na ụdị ELECTRODE na-ejikarị maka metal eyi na mmiri mmiri, adịghị ike acid na ndị ọzọ edinam nke akụkụ, dị ka valvụ akara n'elu, igwekota slurry, wdg Tupu ịgbado ọkụ, ọ ga-Fikiere na 300-350 ℃ 1 hour. Iji wepụ isi ihe n'elu mmiri mmiri, nchara stains, mmanụ. Na anyị kwesịrị ịṅa ntị n'ụzọ nke arc na arc. Mgbe arc ga-arc azụ ọkụ, remelting arc point, mgbe arc na-ejupụta arc olulu.
Ụlọ ọrụ & Ụlọ ọrụ
Ngwaahịa mejupụtara na nrụnye Njirimara iwebata
Ngwakọta kemịkal:
ALOY(wt%) | C | Mn | Si | Cr | P | S |
GB/T iwu | 0.15 | - | - | 10.00-16.00 | 0.04 | 0.03 |
Iwu AWS | - | - | - | - | - | - |
URU Ọmụmaatụ | 0.12 | 0.60 | 1.00 | 12.8 | 0.025 | 0.008 |
NDỊ AKWỤKWỌ NDỊ AKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWASỊAKWỤKWỌRỤRỤ
Nkọwapụta DIAMETERS(mm) | 3.2*350 | 4.0*350 | 5.0*350 | |||||
ELECTRICITY (Amp) | 80-120 | 120-160 | 160-210 |
NDỊ NA-ECHICHE
Asambodo
Ngwaahịa mejupụtara na nrụnye Njirimara iwebata
Ngwakọta kemịkal:
ALOY(wt%) | C | Mn | Si | Cr | P | S |
GB/T iwu | 0.15 | - | - | 10.00-16.00 | 0.04 | 0.03 |
Iwu AWS | - | - | - | - | - | - |
URU Ọmụmaatụ | 0.12 | 0.60 | 1.00 | 12.8 | 0.025 | 0.008 |
NDỊ AKWỤKWỌ NDỊ AKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWASỊAKWỤKWỌRỤRỤ
Nkọwapụta DIAMETERS(mm) | 3.2*350 | 4.0*350 | 5.0*350 | |||||
ELECTRICITY (Amp) | 80-120 | 120-160 | 160-210 |