440C igwe anaghị agba nchara flat mmanyabụ ngwaahịa igwe anaghị agba nchara dị elu mara maka nchikota pụrụiche nke nguzogide iyi na nguzogide corrosion.Ọ bụ nke ezinụlọ igwe anaghị agba nchara martensitic ma na-ejikarị ya na ụlọ ọrụ dị iche iche maka arụmọrụ ya dị elu.
Ọkọlọtọ nke 440C igwe anaghị agba nchara yana akara akara igwe dakọtara
| Obodo | USA | BS & DIN | Japan |
| Ọkọlọtọ | ASTM A276 | EN 10088 | JIS G4303 |
| akara ule | S44004/440C | X105CrMo17/1.4125 | SUS440C |
ASTM A276 440C Steel Chemical Composition and Equivalent's
| Ọkọlọtọ | Ọkwa | 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 | ≦0.75 |
| 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 | SUS 440C | 0.95-1.20 | ≦1.00 | ≦0.04 | ≦0.03 | ≦1.00 | 16.0-18.0 | ≦0.75 |
440C igwe anaghị agba ncharaMechanicalNjirimara
| Okpomọkụ (°C) | Ike tensile (MPa) | Mpụta Ike 0.2% Ihe akaebe (MPa) | Mgbatị (% na 50mm) | Hardness Rockwell (HRC) | Mmetụta Charpy V (J) |
| Ewepụrụ* | 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 |
Nke a bụ ụfọdụ isi ihe iji webata 440C igwe anaghị agba nchara flat:
1. Ihe mejupụtara: 440C igwe anaghị agba nchara flat bar bụ isi ihe mejupụtara chromium (16-18%), carbon (0.95-1.20%), na obere ihe ndị ọzọ dị ka manganese, silicon, na molybdenum.
2. Wear Resistance: 440C igwe anaghị agba nchara ewepụghị mmanya a ma ama maka nkwụsi ike ya pụtara ìhè, na-eme ka ọ dabara maka ngwa ndị metụtara ihe abrasive, ngwaọrụ ịkpụ, bearings na akụrụngwa na-eguzogide.
3. Nguzogide corrosion: N'agbanyeghị na ọ bụ igwe anaghị agba nchara dị elu, 440C na-egosipụta nguzogide corrosion dị mma.
4. Ike na Ike: 440C igwe anaghị agba nchara dị larịị nwere ezigbo ike na ike dị elu, na-enye ogologo oge na ogologo ndụ na-achọ ngwa.
Oge nzipu: Jul-05-2023