Bakin Karfe 201
Abubuwan da ke cikin jan ƙarfe: J4> J1> J3> J2> J5.
Abubuwan da ke cikin carbon: J5>J2>J3>J1>J4.
Tsarin tauri: J5, J2> J3> J1> J4.
Tsarin farashi daga babba zuwa ƙasa shine: J4>J1>J3>J2, J5.
J1 (Tsakiyar Tagulla): Yawan sinadarin carbon ya ɗan fi J4 girma kaɗan kuma yawan sinadarin jan ƙarfe ya yi ƙasa da J4. Aikin sarrafa shi bai kai J4 ba. Ya dace da zane mai zurfi da kayayyakin zane mai zurfi, kamar allon ado, kayayyakin tsafta, sink, bututun samfur, da sauransu.
J2, J5: Bututun ado: Bututun ado masu sauƙi har yanzu suna da kyau, saboda taurin yana da yawa (duka sama da 96°) kuma gogewa ya fi kyau, amma bututun murabba'i ko bututun mai lanƙwasa (90°) yana iya fashewa.
Dangane da farantin lebur: saboda tsananin tauri, saman allon yana da kyau, kuma maganin saman kamar
Ana iya amfani da frosting, gogewa da kuma plating. Amma babbar matsalar ita ce matsalar lanƙwasawa, lanƙwasawa tana da sauƙin karyewa, kuma ramin yana da sauƙin fashewa. Rashin iya faɗaɗawa sosai.
J3 (Ƙarancin Tagulla): Ya dace da bututun ado. Ana iya yin aiki mai sauƙi akan allon ado, amma ba zai yiwu ba tare da ɗan wahala ba. Akwai ra'ayi cewa farantin yankewa ya lanƙwasa, kuma akwai ɗinki na ciki bayan ya karye (baƙar titanium, jerin farantin launi, farantin yashi, ya karye, an naɗe shi da ɗinkin ciki). An gwada kayan nutsewa don lanƙwasa, digiri 90, amma ba zai ci gaba ba.
J4 (Babban Tagulla): Ita ce mafi girman ƙarshen jerin J. Ya dace da ƙananan nau'ikan samfuran zane mai zurfi. Yawancin samfuran da ke buƙatar gwajin tsintar gishiri mai zurfi da gwajin fesa gishiri za su zaɓa shi. Misali, sinks, kayan kicin, kayayyakin bandaki, kwalaben ruwa, kwalaben injin tsotsa, hinges na ƙofa, maƙulli, da sauransu.
J1 J2 J3 J4 J6 Sinadarin Sinadari:
| Matsayi | C | Mn | Si | P | S | Cr | Mo | Ni | Cu | N |
| J1 | 0.12 mafi girma | 9.0-11.0 | 0.80 mafi girma | matsakaicin 0.050 | matsakaicin 0.008 | 13.50 – 15.50 | 0.60 mafi girma | 0.90 – 2.00 | Minti 0.70 | 0.10 – 0.20 |
| J2 | 0.20 mafi girma | Minti 9.0 | 0.80 mafi girma | matsakaicin 0.060 | matsakaicin 0.030 | Minti 13.0 | 0.60 mafi girma | Minti 0.80 | matsakaicin 0.50 | 0.20 mafi girma |
| J3 | 0.15 mafi girma | 8.5-11.0 | 0.80 mafi girma | matsakaicin 0.050 | matsakaicin 0.008 | 13.50 – 15.00 | 0.60 mafi girma | 0.90 – 2.00 | Minti 0.50 | 0.10 – 0.20 |
| J4 | 0.10 mafi girma | 9.0-11.0 | 0.80 mafi girma | matsakaicin 0.050 | matsakaicin 0.008 | 14.0 – 16.0 | 0.60 mafi girma | 0.90 – 2.00 | Minti 1.40 | 0.10 – 0.20 |
| J6 | 0.15 mafi girma | Minti 6.5 | 0.80 mafi girma | matsakaicin 0.060 | matsakaicin 0.030 | Minti 13.50 | 0.60 mafi girma | Minti 3.50 | Minti 0.70 | Minti 0.10 |
Lokacin Saƙo: Yuli-07-2020