http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-6254656-B1
Outgoing Links
Predicate | Object |
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classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C21D5-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B22D27-20 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C22C33-08 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C22C37-04 |
filingDate | 2016-09-15^^<http://www.w3.org/2001/XMLSchema#date> |
grantDate | 2017-12-27^^<http://www.w3.org/2001/XMLSchema#date> |
publicationDate | 2017-12-27^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber | JP-6254656-B1 |
titleOfInvention | Method for producing hypoeutectic spheroidal graphite cast iron castings |
abstract | An object of the present invention is to provide a method for producing a hypoeutectic spheroidal graphite cast iron casting that is excellent in strength, toughness, and slidability and has little variation in mechanical properties due to a difference in thickness. In mass percent, C: 1.5-2.7%, Si: 1.0-4.5%, Al: 0.01-0.2%, Mg: 0.015-0.060 %, And the balance is composed of Fe, and the temperature is first raised from room temperature to a heat treatment temperature of 780 to 870 ° C. at a heat treatment rate of 200 ° C./hour or less. Hold for 15 hours to make the base a structure composed of ferrite and austenite, and then cool to normal temperature at a cooling rate of 0.5 to 60 ° C./min from the heat treatment temperature to precipitate pearlite and ferrite from austenite. This is a method for producing a hypoeutectic spheroidal graphite cast iron casting having a base composed of ferrite and pearlite. [Selection] Figure 1 |
isCitedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-115233085-A http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-114836679-A http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-110331265-A |
priorityDate | 2016-09-15^^<http://www.w3.org/2001/XMLSchema#date> |
type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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