Low-alloy steels X70 line karfe E81T5-GC walda masana'anta kaya
KASHIN KIMIYYA:
ALOY(wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Al |
GB/T dokokin | 0.15 | 0.5-1.75 | 0.80 | - | 1.00-2.00 | 0.35 | 0.03 | 0.03 | - |
Dokokin AWS | - | - | - | - | - | - | - | - | - |
MISALI DARAJAR | 0.065 | 1.00 | 0.1 | 0.01 | 1.8 | 0.01 | 0.01 | 0.002 | 1.00 |
DUKIYAR INJI:
DUKIYA | KARFIN KYAUTA (MPa) | KARFIN ARZIKI(MPa) | IMAPACT DARAJAR J/℃ | LONGATION(%) | Maganin zafi °Cxh | |||||
GB/T dokokin | 460 | 550-740 | 27/-40 | 17 | AW | |||||
Dokokin AWS | 460 | 550-690 | - | 19 | AW | |||||
MISALI DARAJAR | 510 | 585 | 150/-40 | 25 | AW |
SHAWARAR MATSALAR welding:
BAYANIN DIAMETERS(mm) | 1.2 / walda ta atomatik | 1.4 / walda ta atomatik | 1.6 / Semi-atomatik waldi | |||||||
Cika | Yin rubutu | Cika | Yin rubutu | |||||||
Volt | 23-25 | 20-22 | 24-27 | 22-24 | 21-24 | |||||
Am | 220-260 | 180-200 | 240-300 | 190-220 | 200-250 | |||||
Tsawon tsayin bushewa (mm) | 15-20 | 15-20 | 15-20 | 15-20 | 15-20 | |||||
Gudun iskar gas (l/min) | 15-25 | 15-25 | 15-25 | 15-25 | 15-25 |
Flux-Cored waldi waya, 550Mpa alkaline low-alloy karfe.
Kyawawan kafawa, kawar da slag mai kyau, ƙarancin hayaki, tare da kyakkyawar fasahar walda, dace da walƙiyar ƙasa a tsaye.
Yana da ƙaƙƙarfan ƙarancin zafin jiki mai kyau, juriya mai tsauri da juriya na porosity.
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Harbin Electric - Sanmen, Haiyang MSR
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Carbon karfe, bakin karfe hasumiya waldi
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Ganga miliyan 2.3 na SBM Fast4ward FPSO
KASHIN KIMIYYA:
ALOY(wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Al |
GB/T dokokin | 0.15 | 0.5-1.75 | 0.80 | - | 1.00-2.00 | 0.35 | 0.03 | 0.03 | - |
Dokokin AWS | - | - | - | - | - | - | - | - | - |
MISALI DARAJAR | 0.065 | 1.00 | 0.1 | 0.01 | 1.8 | 0.01 | 0.01 | 0.002 | 1.00 |
DUKIYAR INJI:
DUKIYA | KARFIN KYAUTA (MPa) | KARFIN ARZIKI(MPa) | IMAPACT DARAJAR J/℃ | LONGATION(%) | Maganin zafi °Cxh | |||||
GB/T dokokin | 460 | 550-740 | 27/-40 | 17 | AW | |||||
Dokokin AWS | 460 | 550-690 | - | 19 | AW | |||||
MISALI DARAJAR | 510 | 585 | 150/-40 | 25 | AW |
SHAWARAR MATSALAR welding:
BAYANIN DIAMETERS(mm) | 1.2 / walda ta atomatik | 1.4 / walda ta atomatik | 1.6 / Semi-atomatik waldi | |||||||
Cika | Yin rubutu | Cika | Yin rubutu | |||||||
Volt | 23-25 | 20-22 | 24-27 | 22-24 | 21-24 | |||||
Am | 220-260 | 180-200 | 240-300 | 190-220 | 200-250 | |||||
Tsawon tsayin bushewa (mm) | 15-20 | 15-20 | 15-20 | 15-20 | 15-20 | |||||
Gudun iskar gas (l/min) | 15-25 | 15-25 | 15-25 | 15-25 | 15-25 |
Ku rubuta sakonku anan ku aiko mana