Malinga ndi kuponya khoma makulidwe ndi zinthu kalasi kusankha mankhwala zikuchokera

Pofuna kukwaniritsa zofunikira za kasitomala, Shijiazhuang dong huan malleable iron castings co., Ltd yapangidwa zopangira zitsulo zatsopano.Pakuti mankhwala zikuchokera zopangira tili ndi mwachidule.

Makhalidwe a C, Si, CE ndi Mg akuyenera kukumana ndi miyeso yayikulu yakuponya.The Sectional kukula kwa kuponyera limasonyeza kuzirala mlingo wa kuponyera, pamene mankhwala zikuchokera ndi kuzirala mlingo olowa zimatsimikizira kapangidwe metallographic wa mankhwala.

Zonse ziwiri za ferrite cast iron ndi pearlitic cast iron zimafuna Si (kusintha Zomwe zili mu Si kumatanthauza kusintha CE) ndi MN.

Castings akhoza m'gulu limodzi mwa magawo awiri malinga ndi kapangidwe kake ka mankhwala, zomwe zikutanthauza kuti pali zinthu zosachepera zinayi kuti mukwaniritse zomwe mukufuna kupanga popanga magawo osiyanasiyana amipanda yopyapyala komanso yolimba.

Zindikirani:

1. Kulemera kwa zosakaniza zosiyanasiyana kungawerengedwe mwa kuchulukitsa kulemera kwachitsulo chosungunuka chopangidwa ndi % % ya zosakaniza zomwe zawonjezeredwa.

2. Zomwe zili mu MN zimayikidwa mwadala pamtunda wochepa, chifukwa mu ferrite nodular iron, ngakhale zomwe zili zochepa, zimatha kulimbikitsa kupanga pearlite, mu pearlite, mkulu wa MN ndizosavuta kuyambitsa tsankho la MN mu pearlite, kugwiritsa ntchito Cu kupanga kuuma kuti akwaniritse zofunikira zomwe zidakonzedweratu ndi chisankho chabwinoko.

3. Silicon carbide ikhoza kuwonjezeredwa kuti muchepetse kusungunuka kwachitsulo chosungunuka ndikuteteza ng'anjo ya ng'anjo (kuchuluka kwachulukidwe ndi 0.2%), kungathe kuchitapo kanthu pakuwonjezeka kwa C ndi silicon effect.

4. Mlingo wa mayamwidwe makamaka wa C ndi Si.

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Nthawi yotumiza: Mar-08-2022