Karfe Karfe na iya amfani da ƙarfe don tsarin cutarwa, wanda ke nufin ƙarfe da ake amfani dashi don ƙirƙirar tsarin Hull da aka samar daidai da buƙatun ƙirar haɗin gwiwar Al'umman Contrasction. Ana ba da umarnin sau da yawa, wanda aka tsara kuma ana sayar dashi azaman ƙarfe na musamman. Jirgin ruwa guda ya haɗa da faranti, sile mai siffa, da sauransu.
A halin yanzu, manyan manyan fayiloli a cikin kasata suna da samarwa, kuma suna iya samar da kayayyakin ƙarfe na ruwa bisa ga kasashe daban-daban, kamar Amurka, Jamus, Faransa, da dai sauransu.
Ƙasa | Na misali | Ƙasa | Na misali |
Amurka | Abin da | China | CCS |
Jamus | GL | Noraka | Dnv |
Fance | BV | Japan | KDK |
UK | LR |
(1) bayani dalla-dalla
Tsarin ƙarfe na dabara don humbs ya kasu kashi biyu bisa ga matakan da suke yawan amfanin ƙasa: ƙarfin gwiwa mai gina jiki mai ƙarfi da ƙarfi mai ƙarfi mai ƙarfi.
Babban ƙarfin karfe mai ƙira wanda aka ƙayyade su saba ƙungiya-daban na ƙungiyoyi huɗu: A, B, D, E ne da E; Babban ƙarfin ƙarfe mai ƙarfi na ƙasar Sin ya kasu kashi uku da matakai huɗu na inganci:
A32 | A36 | A40 |
D32 | D36 | D40 |
E32 | E36 | E40 |
F32 | F36 | F40 |
(2) kaddarorin na kayan aikin da kuma tsarin sunadarai
Kayan aikin injin da keyangar sunadarai na ƙarfin ƙwayoyin cuta
Karfe sa | Maki mai yawaess (MPA) min | Da tenerileσb (MPA) | Elongationσ%Min | 碳 c | Mn Mn | Si | S | P |
A | 235 | 400-520 | 22 | ≤0.21 | ≥2.5 | ≤0.5 | ≤0.035 | ≤0.035 |
B | ≤0.21 | ≥0.80 | ≤0.35 | |||||
D | ≤0.21 | ≥0.60 | ≤0.35 | |||||
E | ≤00.18 | ≥0.70 | ≤0.35 |
Kayan aikin injin da keyadarai na babban ƙarfin ƙwayar cuta mai ƙarfi
Karfe sa | Maki mai yawaess (MPA) min | Da tenerileσb (MPA) | Elongationσ%Min | 碳 c | Mn Mn | Si | S | P |
A32 | 315 | 440-570 | 22 | ≤00.18 | ≥0.9-1.60 | ≤0.50 | ≤0.035 | ≤0.035 |
D32 | ||||||||
E32 | ||||||||
F32 | ≤00.16 | ≤0.025 | ≤0.025 | |||||
A36 | 355 | 490-630 | 21 | ≤00.18 | ≤0.035 | ≤0.035 | ||
D36 | ||||||||
E36 | ||||||||
F36 | ≤00.16 | ≤0.025 | ≤0.025 | |||||
A40 | 390 | 510-660 | 20 | ≤00.18 | ≤0.035 | ≤0.035 | ||
D40 | ||||||||
E40 | ||||||||
F40 | ≤00.16 | ≤0.025 | ≤0.025 |
(3) Tsammani don isarwa da yarda da marine karfe
1. Sake nazarin takardar shaidar inganci:
Masana'anta na karfe dole ne ya isar da kaya bisa ga bukatun mai amfani da bayanai dalla-dalla sun amince da a kwangila kuma sun amince da takaddar ingancin ingancin ingancin ingancin. Takaddun shaida dole ne ya ƙunshi abubuwan da ke gaba:
(1) bukatun bayanai;
(2) Lambar rikodin inganci da lambar takardar shaidar.
(3) Lambar Batorce, matakin fasaha;
(4) Abubuwan sunadarai da kaddarorin injin;
(5) Takaddar Takaddun yarda daga rikice-rikicen jama'a da sa hannu na masu binciken.
2. Bita na zahiri:
Don isar da ƙarfe na ruwa, abin da ya kamata ya kasance yana da tambarin masana'anta, da sauransu musamman:
(1) alamar amincewa da al'umma ta rarrabuwa;
(2) Yi amfani da fenti zuwa firam ko liƙa alamar, gami da sigogin fasaha kamar: Lambar Fassan, ƙayyadaddun ƙayyadaddun bayani, tsawon tsayi da nisa, da sauransu.;
(3) Bayyanar tana da santsi da santsi, ba tare da lahani.
Lokacin Post: Mar-16-2024