GMAW Solid Waya AWS A5.18 ER70S-G CO2 Mig Welding Waya
GMAW Solid Waya AWS A5.18 ER70S-g CO2 migwaya ịgbado ọkụ
Ngwa:
A na-eji ya maka ịgbado ọkụ ụdị 500MPa structural ígwè akụkụ, oké efere na oké pipeline, n'ihi na elu na-agba ịgbado ọkụ na 500MPa isi ọla.
Njirimara:
Nke a GMAW waya bụ maka Rm 500MPa larịị carbon ígwè na ọta gas nke CO2 ma ọ bụ M21.
Obere spatter, ọmarịcha ọdịdị, arụmọrụ dị elu yana obere weld metal porosity sensibility.
Ọkwa ịgbado ọkụ:PA, PB, PC, PD, PE, PF
Ụdị nke ugbu a/GAS:DC+/CO2
Nlebara anya:
1. A ghaghị iwepụ nchara, mmanụ, mmiri na ihe ndị ọzọ na-adịghị ọcha nke mpaghara weld tupu ịgbado ọkụ.
2. The n'ibu Njirimara nke niile weld metal ga-ekpebi site okpomọkụ ntinye, na-ejikarị obere okpomọkụ ntinye ga-aka mma karịa ibu.
Ihe mejupụtara kemịkalụ nke ọla edobere (wt%)
| C | Mn | Si | P | S | Cu | Cr | Ni | Mo | V | Ndị ọzọ | |
| 0.10 | 1.45 | 0.71 | 0.011 | 0.013 | 0.14 | - | - | - | - | Nke: 0.15 | |
Njirimara arụrụ arụ nke igwe etinyere ego
| YP(MPa) | TS (MPa) | EL(%) | IV(J) | |||
| 520 | 593 | 30 | -30°C/157 | |||
