Litšepe tse tlase tsa X70 line ea tšepe ea E81T5-GC e entsoeng ka weld
KIKEMICAL COMPONET:
ALLOY(wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Al |
GB/T MELAO | 0.15 | 0.5-1,75 | 0.80 | - | 1.00-2.00 | 0.35 | 0.03 | 0.03 | - |
MOLAO OA MOLAO | - | - | - | - | - | - | - | - | - |
MOHLALA BOHLOKOA | 0.065 | 1.00 | 0.1 | 0.01 | 1.8 | 0.01 | 0.01 | 0.002 | 1.00 |
MOSEBETSI OA MECHI:
LETLOTLO | MATLA A KOPA(MPa) | MATLA A KEKETSO(MPa) | IMAPACT BOHLOKO J/℃ | ELONGATION(%) | Kalafo ea mocheso°Cxh | |||||
GB/T MELAO | 460 | 550-740 | 27/-40 | 17 | AW | |||||
MOLAO OA MOLAO | 460 | 550-690 | - | 19 | AW | |||||
MOHLALA BOHLOKOA | 510 | 585 | 150/-40 | 25 | AW |
LITLHAKISO TSA TŠEBELETSO TSE KHOTHATSANG:
TLHALOSO EA DIAMETERS(mm) | 1.2/ Ho tjheseletsa ka ho iketsa | 1.4/ Ho tjheseletsa ka ho iketsa | 1.6/ Semi-automatic welding | |||||||
Tlatsa | Capping | Tlatsa | Capping | |||||||
Volt | 23-25 | 20-22 | 24-27 | 22-24 | 21-24 | |||||
Amp | 220-260 | 180-200 | 240-300 | 190-220 | 200-250 | |||||
Bolelele bo omileng (mm) | 15-20 | 15-20 | 15-20 | 15-20 | 15-20 | |||||
Phallo ea khase(l/min) | 15-25 | 15-25 | 15-25 | 15-25 | 15-25 |
terata ea tšubuhlellano ea flux-cored, 550Mpa alkaline low-alloy steel.
Sebopeho se setle, ho tlosoa ha slag hantle, mosi o fokolang, ka theknoloji e ntle ea ho tjheseletsa, e loketseng bakeng sa welding e theohileng tlase.
E na le boemo bo botle ba mocheso o tlase, ho hanyetsa le ho hanyetsa porosity.
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Harbin Electric - Sanmen, Haiyang MSR
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Tšepe ea carbon, tora ea tšepe e sa hloekang e tjheseletsa
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Libarele tse limilione tse 2.3 tsa SBM Fast4ward FPSO
KIKEMICAL COMPONET:
ALLOY(wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Al |
GB/T MELAO | 0.15 | 0.5-1,75 | 0.80 | - | 1.00-2.00 | 0.35 | 0.03 | 0.03 | - |
MOLAO OA MOLAO | - | - | - | - | - | - | - | - | - |
MOHLALA BOHLOKOA | 0.065 | 1.00 | 0.1 | 0.01 | 1.8 | 0.01 | 0.01 | 0.002 | 1.00 |
MOSEBETSI OA MECHI:
LETLOTLO | MATLA A KOPA(MPa) | MATLA A KEKETSO(MPa) | IMAPACT BOHLOKO J/℃ | ELONGATION(%) | Kalafo ea mocheso°Cxh | |||||
GB/T MELAO | 460 | 550-740 | 27/-40 | 17 | AW | |||||
MOLAO OA MOLAO | 460 | 550-690 | - | 19 | AW | |||||
MOHLALA BOHLOKOA | 510 | 585 | 150/-40 | 25 | AW |
LITLHAKISO TSA TŠEBELETSO TSE KHOTHATSANG:
TLHALOSO EA DIAMETERS(mm) | 1.2/ Ho tjheseletsa ka ho iketsa | 1.4/ Ho tjheseletsa ka ho iketsa | 1.6/ Semi-automatic welding | |||||||
Tlatsa | Capping | Tlatsa | Capping | |||||||
Volt | 23-25 | 20-22 | 24-27 | 22-24 | 21-24 | |||||
Amp | 220-260 | 180-200 | 240-300 | 190-220 | 200-250 | |||||
Bolelele bo omileng (mm) | 15-20 | 15-20 | 15-20 | 15-20 | 15-20 | |||||
Phallo ea khase(l/min) | 15-25 | 15-25 | 15-25 | 15-25 | 15-25 |
Ngola molaetsa wa hao mona mme o re romele wona