440C anaghị edo edo edo edo edo edobụ ngwaahịa nchara dị elu nke amaara maka ngwakọta ya pụrụ iche nke iyi na-eguzogide na nguzogide. Ọ bụ ezinụlọ na-anaghị agba nchara na-enweghị igwe anaghị agba nchara ma na-ejikwa ya n'ọtụtụ ụlọ ọrụ dị iche iche.
Ọkọlọtọ nke 440c igwe anaghị agba nchara na akara ahịrị
| Obodo | USA | Bs & din | Japan |
| Standadi | ASTM A276 | En 10088 | Jis G4303 |
| Akara ule | S44004 / 440C | X105crmo17 / 1.4125 | Suk440c |
ASTM A276 440C ígwè
| Standadi | Greedi | C | Mn | P | S | Si | Cr | Mo |
| ASTM A276 | S44004 / 440C | 0.95-1.20 | ≦ 1.00 | ≦ 0.04 | ≦ 0.03 | ≦ 1.00 | 16.0-18.0 | ≦ 05 |
| En10088 | X105crmo17 / 1.4125 | 0.95-1.20 | ≦ 1.00 | ≦ 0.04 | ≦ 0.03 | ≦ 1.00 | 16.0-18.0 | 0.40-0.80 |
| Jis G4303 | Ya na 440c | 0.95-1.20 | ≦ 1.00 | ≦ 0.04 | ≦ 0.03 | ≦ 1.00 | 16.0-18.0 | ≦ 05 |
440C igwe anaghị agba ncharaKemekaniikiOlu
| Okpomoku di iche (Celsius C) | Ike TESILE (MPA) | Mkpụrụ Ike 0.2% (MPA) | Elongation (% na 50mm) | Ihe siri ike rockwell (HRC) | Mmetụta Charpy v (j) |
| A na-anwale | 758 | 448 | 14 | 269HB Max # | - |
| 204 | 2030 | 1900 | 4 | 59 | 9 |
| 260 | 1960 | 1830 | 4 | 57 | 9 |
| 306 | 1860 | 1740 | 4 | 56 | 9 |
| 371 | 1790 | 1660 | 4 | 56 | 9 |
Lee ụfọdụ isi ihe dị mkpa iji webata 440c nchara nchara ewepụghị n'ụlọ:
1. Ihe mejupụtara: 440C nchara ewepụghị na Chromium (16-1.20%), na obere ihe ndị ọzọ dị ka manganese, silicon, na molybdemum.
2. Ọ na-eyi mgbochi: 440c igwe anaghị agba nchara maka ndị na-asọ asọ, na-eme ka ọ dị mma maka ngwa ndị a na-eme, ihe ndị na-egbu egbu.
3. Corriosion iguzogide: n'agbanyeghi ibu nchara nchara, 440c na-egosipụta nguzogide.
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Oge Post: Jul-05-2023