AWS A5.1 E7015 bụ obere-hydrogen sodium mkpuchi carbon ígwè electrode.
E7015 welding electrode ga-arụ ọrụ na DCEP.Ọ nwere ezigbo ịgbado ọkụ usability nke na-enyere ya aka ịrụ ọrụ ịgbado ọkụ niile, nwere arc kwụsiri ike, iwepụ slag dị mfe ma nwee obere spatter.Ngwongwo a na-echekwara nwere ezigbo ọrụ arụ ọrụ na mgbawa-eguzogide, nke na-enye ezigbo ike okpomọkụ dị ala.
Ngwa
AWS A5.1 E7015 na-etinyere na ịgbado ọkụ ọkara-carbon ígwè na ala alloy Ọdịdị dị ka 16Mn, 09Mn2Si, 09Mn2V na steels eji na ụgbọ mmiri dị ka A, B, D, E. A na-ejikwa ya na nnukwu efere ígwè na. na carbon ígwè owuwu ndị siri ike weld.
Dabaa na Standard
GB/T 5117 E5015
AWS A5.1 E7015
ISO 2560-BE 49 15 A
Nzube: AWS A5.1 E7015 na-etinyere na ịgbado ọkụ ọkara-carbon ígwè na ala alloy Ọdịdị dị ka 16Mn, 09Mn2Si, 09Mn2V na steels eji na ụgbọ mmiri dị ka A, B, D, E. A na-ejikwa ya na nnukwu ígwè. efere na carbon ígwè owuwu nke siri ike weld.
Ngwakọta kemịkalụ(%)
| Ngwakọta kemịkalụ | C | Mn | Si | S | P | Ni | Cr | Mo | V |
| Uru ekwe nkwa | ≤ 0.15 | ≤ 1.60 | ≤ 0.90 | ≤0.035 | ≤0.035 | ≤ 0.30 | ≤ 0.20 | ≤ 0.30 | ≤ 0.08 |
| Nsonaazụ izugbe | 0.082 | 1.10 | 0.58 | 0.012 | 0.021 | 0.011 | 0.028 | 0,007 | 0.016 |
Ngwongwo igwe nke ọla edobere (Gas na-echebe: CO2)
| Nwale Ihe | Rm(MPa) | ReL(MPa) | A(%) | KV2(J) | |
| -20 ℃ -30 ℃ | |||||
| Uru ekwe nkwa | ≥490 | ≥400 | ≥20 | ≥47 | ≥27 |
| Nsonaazụ izugbe | 550 | 450 | 32 | 150 | 142 |
Ihe chọrọ nyocha ihe onyonyo X-Ray: Ọkwa I
Ntụaka ugbu a(DC+)
| Dayameta (mm) | Φ2.5 | Φ3.2 | Φ4.0 | Φ5.0 |
| Amperage (A) | 60-100 | 80-140 | 110-210 | 160-230 |
ndetu:
1. A ghaghị ikpo ọkụ eletrik na okpomọkụ nke 350 ° C maka 1 hour.Kpoo mkpara ahụ ọkụ mgbe ọ bụla ejiri ya.
2. A ghaghị ikpochapụ ihe ndị na-adịghị ọcha dị ka nchara, nchara mmanụ na mmiri na-arụ ọrụ.
3. A chọrọ obere arc iji rụọ ịgbado ọkụ.A na-ahọrọ ụzọ weld dị warara.
