Kididdiga da International Stainless Steel Forum (ISSF) ta fitar a ranar 7 ga Oktoba ta nuna cewa a rabin farko na shekarar 2021, yawan samar da danyen karfe na bakin karfe a duniya ya karu da kimanin kashi 24.9% a shekara zuwa tan miliyan 29.026. Dangane da yankuna da dama, yawan samar da dukkan yankuna ya karu a shekara: Turai ta karu da kimanin kashi 20.3% zuwa tan miliyan 3.827, Amurka ta karu da kimanin kashi 18.7% zuwa tan miliyan 1.277, kuma babban yankin China ya karu da kimanin kashi 20.8% zuwa tan miliyan 16.243, ban da babban yankin China, Asiya ciki har da Koriya ta Kudu da Indonesia (musamman Indiya, Japan da Taiwan) ya karu da kimanin kashi 25.6% zuwa tan miliyan 3.725, kuma wasu yankuna (musamman Indonesia, Koriya ta Kudu, Afirka ta Kudu, Brazil, da Rasha) sun karu da kimanin kashi 53.7% zuwa tan miliyan 3.953.

A kwata na biyu na shekarar 2021, yawan fitar da danyen karfen bakin karfe a duniya ya yi daidai da kwata na baya. Daga cikinsu, ban da babban yankin China da Asiya ban da China, Koriya ta Kudu, da Indonesia, rabon fitar da kayayyaki a kowane wata ya ragu, kuma sauran manyan yankuna sun karu duk wata.

Samar da ɗanyen ƙarfe na bakin ƙarfe (naúrar: tan dubu)