| Grey Iron Comparison | Microstructure (Kasuwancin Juzu'i) (ma) | |||
| China (GB/T 9439) | ISO 185 | ASTM A48/A48M | EN 1561 | Tsarin Matrix |
| HT100 (HT10-26) | 100 | Saukewa: 20F11401 | EN-GJL-100 | Pearlite: 30-70 s, m flakes; Ferrite: 30-70; Binary Phosphorus Eutectic: ＜7） |
| HT150 (HT15-33) | 150 | No.25A F11701 | EN-GJL-150 | Pearlite: 40-90 s, matsakaici m flakes; Ferrite: 10-60; Binary Phosphorus Eutectic: ＜7） |
| HT200 (HT20-40) | 200 | No.30A F12101 | EN-GJL-200 | Pearlite: ：95％, matsakaicin flakes; Ferrite # 5; Binary Phosphorus Eutectic |
| HT250 (HT25-47) | 250 | No.35A F12401 No.40A F12801 | EN-GJL-250 | Pearlite: ：98％ matsakaicin bakin ciki flakes; Binary Phosphorus Eutectic: ＜2） |
| HT300 (HT30-54) | 300 | No.45A F13301 | EN-GJL-300 | Pearlite: ：98％ matsakaicin bakin ciki flakes; Binary Phosphorus Eutectic: ＜2） |
| HT350 (HT35-61) | 350 | Saukewa: F13501 | EN-GJL-350 | Pearlite: ：98％ matsakaicin bakin ciki flakes; Binary Phosphorus Eutectic: 1. |
Abubuwan maganadisu na baƙin ƙarfe simintin launin toka sun bambanta sosai, daga ƙarancin ƙarfi da ƙarfin tilastawa zuwa babban ƙarfi da ƙarancin tilastawa. Waɗannan canje-canjen sun dogara ne akan ƙayyadaddun tsarin simintin ƙarfe mai launin toka. Ƙara abubuwan haɗakarwa don samun abubuwan da ake buƙata na maganadisu ana samun su ta hanyar canza tsarin simintin ƙarfe mai launin toka.
Ferrite yana da babban ƙarfin maganadisu da ƙananan asarar hysteresis; pearlite ne kawai akasin haka, yana da ƙarancin ƙarfin maganadisu da babban asarar hysteresis. An kafa Pearlite zuwa cikin ferrite ta hanyar kawar da maganin zafi, wanda zai iya ƙara ƙarfin maganadisu da sau huɗu. Girman hatsin ferrite na iya rage asarar hysteresis. Kasancewar siminti zai rage yawan haɓakar haɓakar maganadisu, haɓakawa da haɓakawa, yayin haɓaka haɓakar haɓakawa da asarar hysteresis. Kasancewar m graphite zai rage remanence. Canji daga nau'in graphite mai nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau’in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau‘in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i rarrabawa ba tare da jagora ba) zuwa nau'in graphite mai nau'in D-nau'i mai nau'in hoto mai laushi tare da rarrabawar da ba ta jagora tsakanin dendrites) na iya haɓaka haɓakar magnetic da ƙarfin tilastawa. .
Kafin isa ga yanayin zafin da ba na maganadisu ba, hawan zafin jiki yana ƙaruwa da ƙarfin ƙarfin maganadisu na baƙin ƙarfe simintin toka. Matsayin Curie na ƙarfe mai tsafta shine α-γ zafin jiki na 770°C. Lokacin da yawan adadin silicon ya kasance 5%, ma'anar Curie zai kai 730 ° C. Matsakaicin yanayin Curie na siminti ba tare da silicon ba shine 205-220 ° C.
Tsarin matrix na nau'ikan simintin simintin simintin gyare-gyaren da aka saba amfani da shi na baƙin ƙarfe mai launin toka shine galibi pearlite, kuma iyakar iyawarsu shine tsakanin 309-400 μH/m.
Abubuwan Magnetic na Ƙarfin Simintin Ruwa na Grey | |||||||
| Code of Grey Iron | Haɗin Sinadari (%) | ||||||
| C | Si | Mn | S | P | Ni | Cr | |
| A | 3.12 | 2.22 | 0.67 | 0.067 | 0.13 | 0.03 | 0.04 |
| B | 3.30 | 2.04 | 0.52 | 0.065 | 1.03 | 0.34 | 0.25 |
| C | 3.34 | 0.83 - 0.91 | 0.20 - 0.33 | 0.021 - 0.038 | 0.025 - 0.048 | 0.04 | 0.02 |
| Abubuwan Magnetic | A | B | C | ||||
| Pearlite | Ferrite | Pearlite | Ferrite | Pearlite | Ferrite | ||
| Carbon Carbon w(%) | 0.70 | 0.06 | 0.77 | 0.11 | 0.88 | / | |
| Rayuwa / T | 0.413 | 0.435 | 0.492 | 0.439 | 0.5215 | 0.6185 | |
| Ƙarfin Ƙarfi / A•m-1 | 557 | 199 | 716 | 279 | 637 | 199 | |
| Asarar Hysteresis / J•m-3•Hz-1 (B=1T) | 2696 | -696 | 2729 | 1193 | 2645 | 938 | |
| Ƙarfin Filin Magnetic / kA•m-1 (B=1T) | 15.9 | -5.9 | 8.7 | 8.0 | 6.2 | 4.4 | |
| Max. Ƙarfin Magnetic / μH•m-1 | 396 | 1960 | 353 | 955 | 400 | 1703 | |
| Ƙarfin Filin Magnetic lokacin Max. Lalacewar Magnetic / A•m-1 | 637 | 199 | 1035 | 318 | 1114 | 239 | |
| Resistivity / μΩ•m | 0.73 | 0.71 | 0.77 | 0.75 | 0.42 | 0.37 | |
Anan a cikin waɗannan abubuwan injinan ƙarfe na simintin toka:
Halayen Injini na Ƙarfin Cast ɗin Grey | |||||||
| Abu bisa ga DIN EN 1561 | Auna | Naúrar | EN-GJL-150 | EN-GJL-200 | EN-GJL-250 | EN-GJL-300 | EN-GJL-350 |
| EN-JL 1020 | EN-JL 1030 | EN-JL 1040 | EN-JL 1050 | EN-JL 1060 | |||
| Ƙarfin Ƙarfin Ƙarfi | Rm | MPA | 150-250 | 200-300 | 250-350 | 300-400 | 350-450 |
| 0.1% Ƙarfin Haɓaka | Rp0,1 | MPA | 98-165 | 130-195 | 165-228 | 195-260 | 228-285 |
| Ƙarfin Ƙarfi | A | % | 0,3 - 0,8 | 0,3 - 0,8 | 0,3 - 0,8 | 0,3 - 0,8 | 0,3 - 0,8 |
| Ƙarfin Ƙarfi | Ƙaddamarwa dB | MPa | 600 | 720 | 840 | 960 | 1080 |
| 0.1% Ƙarfin Ƙarfi | ku 0,1 | MPa | 195 | 260 | 325 | 390 | 455 |
| Ƙarfin Flexural | Ƙaddamarwa bB | MPa | 250 | 290 | 340 | 390 | 490 |
| Schuifspanning | σaB | MPa | 170 | 230 | 290 | 345 | 400 |
| Danniya mai ƙarfi | TtB | MPa | 170 | 230 | 290 | 345 | 400 |
| Modules na elasticity | E | GPA | 78-103 | shafi na 88-113 | 103-118 | 108-137 | shafi na 123-143 |
| Lambar guba | v | - | 0,26 | 0,26 | 0,26 | 0,26 | 0,26 |
| Brinell taurin | HB | 160-190 | 180-220 | 190-230 | 200-240 | 210-250 | |
| Halittu | Ƙaddamarwa bW | MPa | 70 | 90 | 120 | 140 | 145 |
| Tashin hankali da canjin matsa lamba | Ƙaddamar da W | MPa | 40 | 50 | 60 | 75 | 85 |
| Ƙarfin Ƙarfi | Klc | N/mm3/2 | 320 | 400 | 480 | 560 | 650 |
| Yawan yawa | g/cm3 | 7,10 | 7,15 | 7,20 | 7,25 | 7,30 | |
Lokacin aikawa: Mayu-12-2021