Fasali da aka sanya, kayan aikin injin da ƙayyadaddun ƙimar haɓaka na ƙasa suna ƙarƙashin ɓangarorin haɓaka na ƙasa da ƙasa don bakin karfe. Duk da yake tsohon Aisi lambobi uku na karfe uku (misali 304 da 314) har yanzu ana amfani da shi don rarrabuwa na maki na bakin ciki, an inganta sabbin tsarin rarraba bakin.
Waɗannan tsarin sun haɗa da harafin 1 + Lambar lambobi 5, kamar s30400, kamar yadda Sae da Astm. Kasashen Turai suna ɗaukar ka'idojin Yuro. Wadannan ƙasashe suna maye gurbin ko daidaita ka'idojin ƙasarsu don yin girman ka'idojin Euro. Sauran mahalarta ana maye gurbinsu da tsoffin BS da lambobi kamar 304s31 da 58e.
Wasu maki ba a rufe su da daidaitattun lambobi kuma suna iya zama maki na yanki ko ana mai suna ta amfani da samfuran ƙwararru kamar waldi ba.
Bakin Karfe Bakin Karfe ana bayani dalla-dalla a cikin kungiyar Birtaniya Bakin Karfe "Jagora zuwa Bakin Karfe Bayanai", wanda aka sani da BSS "Blue Jagorar".
Teburin da ke ƙasa ya lissafa kewayon maki na bakin karfe, tsoffin ƙirar BS, sabuwar lamba da sababbi ƙira.
| Sa | M babu | BS | Yuro koyaushe. |
| 301 | S30100 | 301s21 | 1.4310 |
| 302 | S30200 | 302S25 | 1.4319 |
| 303 | S30300 | 303s31 | 1.4305 |
| 304 | S30400 | 304s31 | 1.4301 |
| 304l | S30403 | 304s11 | 1.4306 |
| 304H | S30409 | - | 1.4948 |
| (302HQ) | S30430 | 394s17 | 1.4567 |
| 305 | S30500 | 305s19 | 1.4303 |
| 309s | S3098 | 309S24 | 1.4833 |
| 310 | S31000 | 310s24 | 1.4840 |
| 310s | S31008 | 310s16 | 1.4845 |
| 314 | S31400 | 314s25 | 1.4841 |
| 316 | S31600 | 316s31 | 1.4401 |
| 316l | S31603 | 316s11 | 1.4404 |
| 316h | S31609 | 316s51 | - |
| 316ti | S31635 | 320s31 | 1.4571 |
| 321 | S32100 | 321S31 | 1.4541 |
| 347 | S34700 | 347s31 | 1.4550 |
| 403 | S40300 | 403s17 | 1.4000 |
| 405 | S40500 | 405s17 | 1.4002 |
| 409 | S40900 | 409s19 | 1.4512 |
| 410 | S41000 | 410s21 | 1.4006 |
| 416 | S41600 | 416S21 | 1.4005 |
| 420 | S42000 | 420s37 | 1.4021 |
| 430 | S43000 | 430s17 | 1.4016 |
| 440C | S44004 | - | 1.4125 |
| 444 | S44400 | - | 1.4521 |
| 630 | S17400 | - | 1.4542 |
| (904l) | N08904 | 904s13 | 1.4539 |
| (253a) | S30815 | - | 1.4835 |
| (2205) | S31803 | 318s13 | 1.4462 |
| (3cr12) | S41003 | - | 1.4003 |
| (4565s) | S34565 | - | 1.4565 |
| (Zeron100) | S32760 | - | 1.4501 |
| (UR52n +) | S32520 | - | 1.4507 |
Astm ba ya san ƙirar a cikin baka. Yawancin wasu maki da bayanai masu yawa suna samuwa.
Abubuwan da Jindalai M Karfe an kera Kungiyar da aka kera su da bin ka'idodin da yawa dangane da samfurin. Matsayi kuma ya rufe ƙarshen kayan.
Jindalai Stord Rukuni- da mai masana'antar bakin karfe a China. Samun shekaru 20 na ci gaba a cikin kasuwannin duniya kuma a halin yanzu mallaki 2 masana'antu tare da damar samarwa sama da tan 400,000 a shekara. Idan kana son samun ƙarin bayani game da kayan karfe, barka da saduwa da mu a yau ko kuma neman magana.
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Lokacin Post: Dec-19-2022