sanyi birgima karfe nada DC01 DC03 DC04 DC06
Tare da kyakkyawan zane da aikin walda da daidaitaccen girman girma, clod ɗin ya mirgine ƙaramin carbon da faranti na ƙarfe mai ƙarancin carbon wanda Mittel ya bayar an yi amfani da shi sosai don kera sassa daban-daban na motoci. Tare da wasu ductility, DC04 (St14, St15) ƙaramin carbon da faranti na ƙananan ƙarfe na mota sun dace da tsari mai sauƙi, lanƙwasawa ko walda.
DC04 (St14, St15) ƙaramin carbon da ƙaramin ƙaramin carbon karfe na inji da aikin aiwatarwa:
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Karfe sa
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Ƙarfin ƙarfi MPa |
Ƙarfin ƙarfi Mpa ≥ |
Bayan Ƙarƙashin Ƙarƙashin Ƙaruwa (L0 = 80mm, b = 20mm)%≥ | rb, ku ≥ |
nb, ku ≥ |
|||
| Kaurin Namiji mm | ||||||||
| <;0.70 | 0.70~<;1.0 | 1.0~<;1.6 | 1.0 ~ <; 1.6 | |||||
| ≥1.6 | DC04 (St14, St15) | 270 | 36 | 38 | 39 | 40 | 120 ~ 210 | 1.5 |
0.18
ɗaukar RP0.2 idan akwai yawan amfanin ƙasa, in ba haka ba ReL.
cr = (r90+2r45+r0)/4; n = (n90 +2n45 +n0)/4.
DC04 (St14, St15) ƙananan carbon da ƙananan carbon faranti na faranti masu girma dabam:
Kauri na ciki: 0.30mm ~ 0.35mm, fadin da ba a sani ba: 700mm ~ 1850mm.
DC04 (St14, St15) ƙaramin carbon da ƙaramin ƙanƙara mai ƙoshin ƙoshin ƙoshin ƙamshi:
An ba da tabbacin cewa babu alamar alamar tashin hankali da ke faruwa a faranti na ƙarfe da tsiri a aikace -aikacen su cikin watanni 6 bayan an samar da su kuma idan akwai yanayin ajiyar ɗaki.
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DC04 (St14, St15) ƙaramin carbon da ƙarancin ƙarancin ƙimar ƙirar ƙirar mota:
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Matsayi | Lambar A'a. |
| Siffofin | In mun gwada high-sa karewa surface | FB (O3) |
| An ba shi izinin wanzuwar wasu lahani na farfajiya waɗanda ba za su shafi ƙira da rufi & saka adhesiveness kamar ƙaramin karce, ra'ayi, rami, alamar mirgine da ƙarar oxidation. | Babban matakin gamawa | FC (O4) |
| Sideaya daga cikin inganci mai inganci yana da 'yanci daga duk wani lahani mai ban mamaki da ake gani kuma ɗayan ɓangaren dole ne ya kai buƙatun FB aƙalla. | Matsanancin ƙima mai ƙima | FD (O5) |
