Low-alloy steels Flux cored waya E71T1-GC haɗin ƙirƙira weld
KASHIN KIMIYYA:
ALOY(wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Cu |
GB/T dokokin | 0.12 | 0.80-1.60 | 0.20-0.80 | 0.10-0.40 | 0.30-0.80 | - | 0.03 | 0.03 | 0.20-0.50 |
Dokokin AWS | - | ≥0.50 | 1.00 | ≥0.30 | ≥0.50 | ≥0.50 | 0.03 | 0.03 | - |
MISALI DARAJAR | 0.03 | 1.2 | 0.34 | 0.48 | 0.48 | 0.26 | 0.011 | 0.006 | 0.35 |
DUKIYAR INJI:
DUKIYA | KARFIN KYAUTA (MPa) | KARFIN ARZIKI(MPa) | IMAPACT DARAJAR J/℃ | LONGATION(%) | Maganin zafi °Cxh | |||||
GB/T dokokin | 390 | 490-670 | 27/-40 | 18 | AW | |||||
Dokokin AWS | 400 | 490-620 | - | 20 | AW | |||||
MISALI DARAJAR | 510 | 575 | 95/-40 | 26 | AW |
SHAWARAR ALAMOMIN welding:
BAYANIN DIAMETERS(mm) | 1.2 | 1.4 | 1.6 | |||||||
Volt | 25-32 | 24-36 | 25-40 | |||||||
Am | 150-300 | 170-360 | 200-400 | |||||||
Tsawon tsayin bushewa (mm) | 15-20 | 15-20 | 18-25 | |||||||
Gudun iskar gas (l/min) | 15-25 | 15-25 | 15-25 |
Arc yana da taushi da kwanciyar hankali, ƙarancin fantsama, kyakkyawan tsari, kawar da slag mai kyau.
Ƙananan sot, tare da kyakkyawan aikin aikin walda.
Ƙarfin da aka haɗa ya ƙunshi Cu, Ni, Cr, don haka juriyar lalatawar yanayi yana da kyau, kyakkyawan juriya mai tsauri.
Tianshu Xing, wani babban jirgin ruwa mai ruwan iskar gas (LNG) mai tsawon mita 174,000, an gina shi ne a matsayin baka.
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YAMAL LNG project
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Gabashin Gabashin Sino-Rasha
KASHIN KIMIYYA:
ALOY(wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Cu |
GB/T dokokin | 0.12 | 0.80-1.60 | 0.20-0.80 | 0.10-0.40 | 0.30-0.80 | - | 0.03 | 0.03 | 0.20-0.50 |
Dokokin AWS | - | ≥0.50 | 1.00 | ≥0.30 | ≥0.50 | ≥0.50 | 0.03 | 0.03 | - |
MISALI DARAJAR | 0.03 | 1.2 | 0.34 | 0.48 | 0.48 | 0.26 | 0.011 | 0.006 | 0.35 |
DUKIYAR INJI:
DUKIYA | KARFIN KYAUTA (MPa) | KARFIN ARZIKI(MPa) | IMAPACT DARAJAR J/℃ | LONGATION(%) | Maganin zafi °Cxh | |||||
GB/T dokokin | 390 | 490-670 | 27/-40 | 18 | AW | |||||
Dokokin AWS | 400 | 490-620 | - | 20 | AW | |||||
MISALI DARAJAR | 510 | 575 | 95/-40 | 26 | AW |
SHAWARAR ALAMOMIN welding:
BAYANIN DIAMETERS(mm) | 1.2 | 1.4 | 1.6 | |||||||
Volt | 25-32 | 24-36 | 25-40 | |||||||
Am | 150-300 | 170-360 | 200-400 | |||||||
Tsawon tsayin bushewa (mm) | 15-20 | 15-20 | 18-25 | |||||||
Gudun iskar gas (l/min) | 15-25 | 15-25 | 15-25 |
Ku rubuta sakonku anan ku aiko mana