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Menene AISI 5140 karfe?
Matsayin ASTM 5140 shine tsarin alloy karfe ɗaya a ma'auni na ASTM A29 don aikace-aikacen gabaɗaya. 5140 karfe farantin ne yadu amfani a low kuma moderately stressed sassa ga motoci, injuna da inji inda wuya, sa juriya surface ake bukata. Gnee ƙwararriyar faranti 5140 ne & mai siyar da mashaya zagaye kuma muna kiyaye girman kewayon farantin 5140 a cikin hannun jari don jigilar kaya nan take. Tuntube mu don kowane buƙatun kayan farantin AISI 5140 kuma mafi kyawun ƙimar ƙarfe 5140.
Gasa Gasa don AISI 5140 farantin karfe a cikin Otai:
Round Bar: diamita 20mm - 300mm
Karfe Plate da Karfe Block: kauri 10-200mm x nisa 300-2000mm
Ƙarshen Surface: Baƙi Surface, Fuskar Niƙa ko Goge kamar yadda ake buƙata.
| Ƙasa | Amurka | Jamusanci | Japan |
| Daidaitawa | ASTM/AISI A29 | EN 10083-3 | Saukewa: G4053 |
| Maki | 5140 | 41Cr4 | Saukewa: SC440 |
3. ASTM 5140 Haɗin Sinadarin Kayan Abu da Daidai
| Daidaitawa | Daraja/Lambar Karfe | C | Mn | P | S | Si | Cr | Ni |
| ASTM A29 | 5140 | 0.38-0.43 | 0.70-0.90 | ≤0.035 | ≤0.040 | 0.15-0.35 | 0.70-0.90 | - |
| EN 10083-3 | 41Cr4 / 1.7035 | 0.38-0.45 | 0.60-0.90 | ≤0.025 | ≤0.035 | ≤0.40 | 0.90-1.20 | - |
| Saukewa: G4053 | Saukewa: SC440 | 0.38-0.43 | 0.60-0.90 | ≤0.030 | ≤0.030 | 0.15-0.35 | 0.90-1.20 | ≤0.25 |
| Dukiya | Ƙimar a cikin naúrar awo | Ƙimar a cikin sashin US | ||
| Yawan yawa | 7.872 *10³ | kg /m³ | 491.4 | lb/ft³ |
| Modulus na elasticity | 205 | GPA | 29700 | ksi |
| Fadada thermal (20ºC) | 12.6*10-6 | ºCˉ¹ | 7.00*10-6 | cikin /(a*ºF) |
| Ƙaƙƙarfan ƙarfin zafi | 452 | J/(kg*K) | 0.108 | BTU/(lb*ºF) |
| Ƙarfafawar thermal | 44.7 | W/(m*K) | 310 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 2.28*10-7 | ku*m | 2.28*10-5 | ku*cm |
| Ƙarfin jujjuyawar (annealed) | 572 | MPa | 83000 | psi |
| Ƙarfin da aka samu | 293 | MPa | 42500 | psi |
| Tsawaitawa (annealed) | 29 | % | 29 | % |
| Hardness (annealed) | 85 | RB | 85 | RB |
| Ƙarfin ƙoshin ƙarfi (an daidaita shi) | 793 | MPa | 115000 | psi |
| Ƙarfin amfanin gona (an daidaita shi) | 472 | MPa | 68500 | psi |
| Tsawaitawa (na al'ada) | 23 | % | 23 | % |
| Taurin (al'ada) | 98 | RB | 98 | RB |
Zazzabi mai zafi: 1050-850 ℃.
6. ASTM 5140 Karfe Heat MaganiYi zafi zuwa 680-720 ℃, sanyi sannu a hankali. Wannan zai haifar da matsakaicin 5140 taurin 241HB (Taurin Brinell).
Zazzabi: 840-880 ℃.
Taurara daga zafin jiki na 820-850, 830-860 ℃ sannan ruwa ko mai kashewa.
Zazzabi mai zafi: 540-680 ℃.
7. Aikace-aikace na AISI Grade 5140AISI 5140 karfe za a iya amfani da low kuma matsakaici matsakaici sassa ga motoci, injuna da inji inda wuya, sawa juriya surface ake bukata. Tauri kamar yadda saman ya taurare kusan 54 HRC. SAE 5140 karafa kuma na iya zama na masana'antar injiniyan ruwa, masana'antar sarrafa sinadarai, tukunyar jirgi & tasoshin matsa lamba, tsire-tsire masu ƙarfin nukiliya da sauransu.
Idan kuna da tambayoyi game da ƙayyadaddun bayanai na 5140, ko wasu tambayoyi game da 5140 vs 4130, 5140 vs 4340 da sauransu, da fatan za a tuntuɓe mu don tallafin fasaha kowane lokaci.
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