440C tšepe e se nang tšepe bareng e bataletsengke sehlahisoa sa boleng bo phahameng ba tšepe e sa hloekang se tsejoang ka motsoako oa sona o ikhethang oa ho hanyetsa le ho hanyetsa ho bola.Ke ea lelapa la tšepe e sa hloekang ea martensitic 'me e sebelisoa haholo liindastering tse sa tšoaneng bakeng sa ts'ebetso ea eona e phahameng.
Standard of 440C Stainless Steel le Equivalent Steel Grades
| Naha | usa | BS & DIN | Japane |
| Standard | ASTM A276 | EN 10088 | JIS G4303 |
| Mephato | S44004/440C | X105CrMo17/1.4125 | SUS440C |
ASTM A276 440C Sebopeho sa Lik'hemik'hale Tsa Tšepe le tse lekanang le tsona
| Standard | Kereiti | 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 tšepe e sa hloekangMechiniThepa
| Thempereichara (°C) | Tensile Strength (MPa) | Matla a Kotulo 0.2% Bopaki (MPa) | Elongation (% ho 50mm) | Hardness Rockwell (HRC) | Impact Charpy V (J) |
| Annealed* | 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 |
Mona ke lintlha tsa bohlokoa tsa ho hlahisa 440C ea tšepe e sa jeleng patala ea tšepe:
1. Sebopeho: 440C stainless steel flat bar e entsoe ka chromium (16-18%), carbon (0.95-1.20%), le lintho tse ling tse nyenyane tse kang manganese, silicon, le molybdenum.
2. Wear Resistance: 440C stainless steel bar bar e tumme ka ho hanyetsa ha eona e ikhethang ea ho apara, e etsang hore e tšoanelehe bakeng sa lisebelisoa tse kenyelletsang lisebelisoa tsa abrasive, lisebelisoa tsa ho itšeha, li-bearings le likarolo tse sa tsitsang.
3. Corrosion Resistance: Ho sa tsotellehe ho ba tšepe e sa hloekang ea carbon e phahameng, 440C e bontša khanyetso e ntle ea ho senya.
4. Thata le Matla: 440C tšepe e se nang tšepe e bataletseng e na le thata e babatsehang le matla a phahameng, e fana ka nako e telele le nako e telele ho likopo tse hlokang.
Nako ea poso: Jul-05-2023