http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-108907505-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B23K35-308 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B23K35-40 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B23K35-40 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B23K35-30 |
| filingDate | 2018-09-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2020-12-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2020-12-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-108907505-B |
| titleOfInvention | Special welding wire for Q550MPa high-strength steel and preparation method thereof |
| abstract | The invention discloses a special welding wire for Q550MPa high-strength steel and a preparation method thereof, wherein the welding wire consists of a sheath steel belt and a flux core, and the flux core consists of the following components in percentage by weight: 3-5 parts of fluoride, 8-15 parts of ferrosilicon powder, 2-5 parts of aluminum iron powder, 10-15 parts of manganese iron powder, 8-12 parts of nickel powder, 1-5 parts of potassium titanate, 2-10 parts of fused magnesia, 5-15 parts of ferromolybdenum, 2-5 parts of feldspar powder, 10-20 parts of metal chromium and 20-30 parts of iron powder. Compared with the prior art, the invention has the advantages of good welding process performance, stable electric arc, small splashing, beautiful welding line formation and the like; the strength is matched, and the performance reaches the purpose of good low-temperature impact toughness at minus 40 ℃. |
| priorityDate | 2018-09-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 32.