Karfe masu bakin ƙarfe da aka fi amfani da su sune 304 da 316, tare da ƙarin ƙarfi waɗanda suka haɗa da 304L, 316L, da 316H. Bugu da ƙari, akwai 440C, 2507, da sauransu. To menene CF8M da CF3? Ta yaya zan iya ganin F316 har yanzu? Me ke faruwa da TP316L?
1, Domin fayyace wannan, bari mu fara duba nau'in kayan aiki. A masana'antar bawuloli da kayan aiki, kayan da ake amfani da su galibi sune kayan aiki, kayan aiki na sanduna, siminti, da bututu. Menene mizanin da ya dace da waɗannan nau'ikan kayan aiki guda huɗu a masana'antarmu? Da fatan za a duba wannan tebur:
|
| 304 | 304L | 316 | 316L |
| Ƙirƙira | F304 | F304L | F316 | F316L |
| Hannun Jari na mashaya | 304 | 304L | 316 | 316L |
| Jerin 'yan wasa | CF8 | CF3 | CF8M | CF3M |
| Bututu | TP304 | TP304L | TP316 | TP316L |
Kayan sandar ya ɗauki matakin asali, kuma an ƙara F a cikin ƙirƙirowa, inda F ke wakiltar ƙirƙirowa; an ƙara C a cikin ƙirƙirowa, inda C ke wakiltar ƙirƙirowa; an ƙara TP a cikin bututun, wanda ke nufin bututu.
2, Menene bambanci tsakanin 304 da 316? Menene L na 304L da 316L ke wakilta? Menene ma'anar H na 316H? Bari mu kalli teburin sinadaran maki daban-daban na ASTM A276, inda 316H shine ma'aunin ASTM A182 (wannan ma'aunin ba a haɗa shi cikin ma'aunin 276 ba):
| Matsayi | Sinadaran da aka Haɗa,% | ||||||||
|
| C | Mn | P | S | Si | Cr | Ni | Mo | Wani |
| 304 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-11.0 | … | … |
| 304L | 0.030 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-12.0 | … | … |
| 316 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 10.0-14.0 | 2.00-3.00 | … |
| 316L | 0.030 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 10.0-14.0 | 2.00-3.00 | … |
| 316H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | … |
A cewar jadawalin, a bayyane yake cewa L yana nufin ƙarancin sinadarin carbon, H yana nufin yawan sinadarin carbon, kuma bambancin da ke tsakanin 316 da 304 shine ƙara sinadarin Mo, wanda ke nufin CF3M yana da ƙarin sinadarin Mo idan aka kwatanta da CF3.
3, Baya ga waɗannan ƙarfe masu jerin ƙarfe uku na yau da kullun, me kuma ake kira 2507, 440C da sauransu? Waɗannan ƙarfe masu tsawon kai uku na yau da kullun ana kiransu da ƙarfe masu tsawon kai austenitic, yayin da 2507 ƙarfe ne mai tsawon duplex (ferritic da austenitic), 440C na ƙarfe ne mai tsawon kai biyu (ferritic da austenitic), kuma akwai ƙarfe masu tsawon kai kamar 430.
Za a iya ganin cewa domin fayyace waɗannan ƙarfe na bakin ƙarfe da aka saba amfani da su, na farko shine a bambance siffa: bututun ƙarfe na mashaya, da sauransu, na biyu kuma shine ƙa'idodi da aka bi, na uku kuma shine bambance-bambancen da ke cikin abun da ke ciki. Daga wannan mahangar, bayan sanin ma'anar lambobin harafi, ba abu ne mai wahala a fahimci ma'anar waɗannan maki ba.
Hikelok, ƙwararren mai ƙerabawuloli da kayan aiki na kayan aiki.
Don ƙarin cikakkun bayanai game da oda, da fatan za a duba zaɓinkasidaa kunneShafin yanar gizon HikelokIdan kuna da wasu tambayoyi game da zaɓin, tuntuɓi ma'aikatan tallace-tallace na Hikelok na sa'o'i 24 akan layi.
Lokacin Saƙo: Fabrairu-27-2025