Bayanin Cold Rolled Karfe Coil
Ana yin nada mai sanyi da zafi mai zafi. A cikin tsari mai sanyi, ana jujjuya ruwan nada mai zafi a ƙasan zazzabi na recrystallization, kuma ana jujjuya ƙarfe gabaɗaya a yanayin zafin ɗaki. Takardun ƙarfe mai babban abun ciki na siliki yana da ƙarancin ɓarna da ƙarancin filastik, kuma yana buƙatar preheated zuwa 200 ° C kafin sanyin birgima. Tun da sanyin da aka yi birgima ba a yin zafi a lokacin aikin samarwa, babu lahani kamar rami da baƙin ƙarfe oxide waɗanda galibi ana samun su a cikin mirgina mai zafi, kuma ingancin saman da gamawa suna da kyau.
Sinadarin Haɗin Kan Ƙarfe Na Ƙarfe na Cold Rolled Karfe
| Karfe daraja | C | Mn | P | S | Al | |
| DC01 | Farashin SPCC | ≤0.12 | ≤0.60 | 0.045 | 0.045 | 0.020 |
| DC02 | SCD | ≤0.10 | ≤0.45 | 0.035 | 0.035 | 0.020 |
| DC03 | SPCE | ≤0.08 | ≤0.40 | 0.030 | 0.030 | 0.020 |
| DC04 | SPCF | ≤0.06 | ≤0.35 | 0.025 | 0.025 | 0.015 |
Kayan Injiniya Na Cold Rolled Karfe Coil
| Alamar | Ƙarfin Haɓaka RcL Mpa | Ƙarfin ƙarfi na Rm Mpa | Tsawaita A80mm% | Gwajin tasiri (tsawon tsayi) |
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| Zazzabi °C | Tasirin aikin AKvJ |
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| Farashin SPCC | ≥195 | 315-430 | ≥33 |
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| Q195 | ≥195 | 315-430 | ≥33 |
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| Q235-B | ≥235 | 375-500 | ≥25 | 20 | ≥2 |
Cold Rolled Coil Grade
1. Alamar Sinanci mai lamba Q195, Q215, Q235, Q275——Q — lambar ma'aunin ma'aunin yawan amfanin ƙasa (iyaka) na tsarin tsarin ƙarfe na yau da kullun, wanda shine yanayin haruffan sauti na farko na Sinanci na "Qu"; 195, 215, 235, 255, 275 - bi da bi suna wakiltar ƙimar ma'anar yawan amfanin su (iyaka), naúrar: MPa MPa (N / mm2); saboda da m inji Properties na Q235 karfe ƙarfi, plasticity, tauri da weldability a cikin talakawa carbon tsarin karfe Mafi, shi zai iya mafi alhẽri saduwa da janar bukatun na amfani, don haka ikon yinsa, na aikace-aikace ne sosai m.
2. Jafananci alama SPCC - Karfe, P-Plate, C-sanyi, C-na hudu.
3. Jamus sa ST12 - ST-karfe (Steel), 12-aji sanyi-birgima karfe takardar.
Aikace-aikace na Cold Rolled Karfe Coil
Ƙunƙarar da aka yi da sanyi yana da kyakkyawan aiki, wato, ta hanyar mirgina sanyi, sanyi-birgima da takarda na karfe tare da kauri mai kauri kuma mafi girman madaidaicin za a iya samu, tare da madaidaiciyar madaidaiciya, babban santsi, mai tsabta da haske na takarda mai sanyi. , kuma mai sauƙin shafa. A plated aiki, iri-iri, m amfani, da kuma halaye na high stamping yi da kuma wadanda ba tsufa, low yawan amfanin ƙasa batu, don haka sanyi birgima takardar yana da fadi da kewayon amfani, yafi amfani a cikin motoci, buga baƙin ƙarfe ganguna, yi, gini kayan, kekuna, da dai sauransu. Har ila yau, masana'antar ita ce mafi kyawun zaɓi don samar da zanen karfe mai rufi na kwayoyin halitta.
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