Low-alloy steels X70 tsipika vy E81T5-GC weld fanamboarana zavatra
COMPONET CHEMIKA:
FITIAVANA (wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Al |
GB/T RATSY | 0.15 | 0.5-1.75 | 0.80 | - | 1.00-2.00 | 0.35 | 0.03 | 0.03 | - |
AWS RULES | - | - | - | - | - | - | - | - | - |
VALUE OHATRA | 0.065 | 1.00 | 0.1 | 0.01 | 1.8 | 0.01 | 0.01 | 0.002 | 1.00 |
FANANANA MEKANIKA:
NY FANANANA | HERINANDRO (MPa) | HERIN'NY FANITATRA (MPa) | IMPACT VALUE J/℃ | ELONGATION(%) | Fitsaboana hafanana°Cxh | |||||
GB/T RATSY | 460 | 550-740 | 27/-40 | 17 | AW | |||||
AWS RULES | 460 | 550-690 | - | 19 | AW | |||||
VALUE OHATRA | 510 | 585 | 150/-40 | 25 | AW |
PARAMETER WELD RECOMMENDED:
SPECIFICATIONS DIAMETERS (mm) | 1.2/ lasantsy mandeha ho azy | 1.4/ lasantsy mandeha ho azy | 1.6 / Semi-automatique welding | |||||||
afa-po | Capping | afa-po | Capping | |||||||
Volt | 23-25 | 20-22 | 24-27 | 22-24 | 21-24 | |||||
DIEM | 220-260 | 180-200 | 240-300 | 190-220 | 200-250 | |||||
halavan'ny fanitarana maina (mm) | 15-20 | 15-20 | 15-20 | 15-20 | 15-20 | |||||
Fikoriana entona (l/min) | 15-25 | 15-25 | 15-25 | 15-25 | 15-25 |
tariby welding flux-cored, 550Mpa alkaline vy ambany.
Fiforonana tsara tarehy, fanesorana slag tsara, tsy dia setroka, miaraka amin'ny teknolojia welding tena tsara, mety amin'ny lasantsy mitsangana midina.
Izy io dia manana hamafin'ny mari-pana ambany tsara, fanoherana ny crack ary ny fanoherana ny porosity.
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Harbin Electric - Sanmen, Haiyang MSR
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Karbonina vy, stainless vy tilikambo welding
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2,3 tapitrisa barika SBM Fast4ward FPSO
COMPONET CHEMIKA:
FITIAVANA (wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Al |
GB/T RATSY | 0.15 | 0.5-1.75 | 0.80 | - | 1.00-2.00 | 0.35 | 0.03 | 0.03 | - |
AWS RULES | - | - | - | - | - | - | - | - | - |
VALUE OHATRA | 0.065 | 1.00 | 0.1 | 0.01 | 1.8 | 0.01 | 0.01 | 0.002 | 1.00 |
FANANANA MEKANIKA:
NY FANANANA | HERINANDRO (MPa) | HERIN'NY FANITATRA (MPa) | IMPACT VALUE J/℃ | ELONGATION(%) | Fitsaboana hafanana°Cxh | |||||
GB/T RATSY | 460 | 550-740 | 27/-40 | 17 | AW | |||||
AWS RULES | 460 | 550-690 | - | 19 | AW | |||||
VALUE OHATRA | 510 | 585 | 150/-40 | 25 | AW |
PARAMETER WELD RECOMMENDED:
SPECIFICATIONS DIAMETERS (mm) | 1.2/ lasantsy mandeha ho azy | 1.4/ lasantsy mandeha ho azy | 1.6 / Semi-automatique welding | |||||||
afa-po | Capping | afa-po | Capping | |||||||
Volt | 23-25 | 20-22 | 24-27 | 22-24 | 21-24 | |||||
DIEM | 220-260 | 180-200 | 240-300 | 190-220 | 200-250 | |||||
halavan'ny fanitarana maina (mm) | 15-20 | 15-20 | 15-20 | 15-20 | 15-20 | |||||
Fikoriana entona (l/min) | 15-25 | 15-25 | 15-25 | 15-25 | 15-25 |
Soraty eto ny hafatrao ary alefaso aminay