Kini AISI 5140 irin?
ASTM grade 5140 jẹ ọkan igbekalẹ alloy irin ite ni ASTM A29 boṣewa fun ohun elo gbogbogbo. 5140 irin awo ti wa ni o gbajumo ni lilo ni kekere ati niwọntunwọsi tenumo awọn ẹya ara fun awọn ọkọ, enjini ati ero ibi ti lile, wọ koju dada wa ni ti nilo. Gnee jẹ alamọja 5140 awo & olutaja igi yika ati pe a tọju iwọn titobi pupọ fun 5140 awo ni iṣura fun gbigbe lẹsẹkẹsẹ. Kan si wa fun eyikeyi ibeere ohun elo awo AISI 5140 ati idiyele irin ti o dara julọ 5140.
Anfani Idije fun AISI 5140 awo ohun elo irin ni Gnee:
Yika Pẹpẹ: opin 20mm - 300mm
Irin Awo ati Dina Irin: sisanra 10-200mm x iwọn 300-2000mm
Ipari Ilẹ: Ilẹ Dudu, Ilẹ Milled tabi Ilẹ didan gẹgẹbi awọn ibeere ti a fun.
Orilẹ-ede | USA | Jẹmánì | Japan |
Standard | ASTM / AISI A29 | EN 10083-3 | JIS G4053 |
Awọn ipele | 5140 | 41Cr4 | SCr440 |
3. ASTM 5140 Ohun elo Kemikali Tiwqn ati deede
Standard | Ite / Nọmba Irin | C | Mn | P | S | Si | Kr | 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 | – |
JIS G4053 | SCr440 | 0.38-0.43 | 0.60-0.90 | ≤0.030 | ≤0.030 | 0.15-0.35 | 0.90-1.20 | ≤0.25 |
Ohun ini | Iye ni metric kuro | Iye ni ẹyọkan AMẸRIKA | ||
iwuwo | 7.872 *10³ | kg/m³ | 491.4 | lb/ft³ |
Modulu ti elasticity | 205 | GPA | 29700 | ksi |
Imugboroosi gbona (20ºC) | 12.6*10-6 | ºCˉ¹ | 7.00*10-6 | ninu /(ni*ºF) |
Specific agbara ooru | 452 | J/ (kg*K) | 0.108 | BTU /(lb*ºF) |
Gbona elekitiriki | 44.7 | W/ (m*K) | 310 | BTU*ni /(wakati*ft²*ºF) |
Electric resistivity | 2.28*10-7 | Ohm*m | 2.28*10-5 | Ohm * cm |
Agbara fifẹ (ti parẹ) | 572 | MPa | 83000 | psi |
Agbara ikore (ti a parẹ) | 293 | MPa | 42500 | psi |
Ilọsiwaju (ti a parẹ) | 29 | % | 29 | % |
Lile (ti a parẹ) | 85 | RB | 85 | RB |
Agbara fifẹ (ni deede) | 793 | MPa | 115000 | psi |
Agbara ikore (ni deede) | 472 | MPa | 68500 | psi |
Ilọsiwaju (ni deede) | 23 | % | 23 | % |
Lile (ni deede) | 98 | RB | 98 | RB |
Gbona lara otutu: 1050-850 ℃.
6. ASTM 5140 Irin Heat TreatOoru si 680-720 ℃, dara laiyara. Eyi yoo ṣe agbejade lile lile 5140 ti o pọju ti 241HB (lile Brinell).
Iwọn otutu: 840-880 ℃.
Mura lati iwọn otutu ti 820-850, 830-860 ℃ ti omi tabi epo pa.
Iwọn otutu: 540-680 ℃.
7. Awọn ohun elo ti Ipele AISI 5140Aisi 5140, irin le ṣee lo fun kekere ati niwọntunwọnsi awọn ẹya aapọn fun awọn ọkọ, awọn ẹrọ ati awọn ẹrọ nibiti o ti nilo dada ti o nira, wọ. Lile bi dada le nipa 54 HRC. Awọn irin SAE 5140 tun le jẹ fun ile-iṣẹ imọ-ẹrọ oju omi, awọn ohun elo iṣelọpọ kemikali, igbomikana & awọn ohun elo titẹ, awọn ohun elo agbara iparun ati bẹbẹ lọ.
Ti o ba ni awọn ibeere nipa awọn alaye lẹkunrẹrẹ 5140, tabi awọn ibeere eyikeyi nipa 5140 vs 4130, 5140 vs 4340 ati bẹbẹ lọ, jọwọ kan si wa fun atilẹyin imọ-ẹrọ nigbakugba.