AISI 4140 Steel Bar, Steel Plate, Flats Supplier, Stockist uye Exporter. AISI SAE 4140 alloy simbi ndeye chromium molybdenum alloy simbi yakatarwa inoshandiswa zvakanyanya muchinangwa chakakwira tensile simbi yezvikamu, senge maaxles, shafts, mabhaudhi, magiya uye mamwe maapplication. Zvakafanana negiredhi alloy AISI 4130 chrome moly alloy simbi asi ine kabhoni kakakwira zvishoma. Iyo yakakwira kabhoni yemukati yeAISI 4140 simbi inopa simba rakakura uye kugona kupisa kwekupisa mukuenzanisa neAISI / ASTM 4130 alloy steels, zvisinei ine yakaderera weldability maitiro.
4140 STOCK LIST
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1. Supply Range yeAISI alloy 4140 simbi bar
4140 Steel Round Bar: dhayamita 8mm - 3000mm
4140 Steel Plate: ukobvu 10mm - 1500mm x hupamhi 200mm - 3000mm
4140 Steel Giredhi Square: 20mm - 500mm
Surface Pedzisa: Dema, Rough Machined, Yakatendeuka kana sezvinodiwa zvakapihwa.
2. Zvakajairwa 4140 Steel Specifications
| Nyika |
USA |
ChiJerimani |
British |
Japani |
China |
Ositireriya |
| Standard |
ASTM A29 |
DIN 17200 |
BS 970 |
JIS G4105 |
GB/T 3077 |
AS 1444 |
| MaGrades |
4140 |
1.7225/
42crmo4 |
42CrMo4 |
SCM440 |
42CrMo |
4140 |
3. 4140 Steel Bar Chemical Composition
| Standard |
Giredhi |
C |
Mn |
P |
S |
Si |
Ni |
Cr |
Mo |
| ASTM A29 |
4140 |
0.38-0.43 |
0.75-1.00 |
0.035 |
0.040 |
0.15-0.35 |
- |
0.8-1.10 |
0.15-0.25 |
| EN 10250 |
42CrMo4/
1.7225 |
0.38-0.45 |
0.6-0.9 |
0.035 |
0.035 |
0.4 |
- |
0.9-1.2 |
0.15-0.30 |
| JIS G4105 |
SCM440 |
0.38-0.43 |
0.60-0.85 |
0.03 |
0.03 |
0.15-0.35 |
- |
0.9-1.2 |
0.15-0.30 |
4. Mechanical Properties yeAISI Alloy 4140 Steel Bar, Plates, Square
| Properties |
Metric |
Imperial |
| Kusimba simba |
655 MPa |
95000 psi |
| Goho simba |
415 MPa |
60200 psi |
| Bulk modulus (yakajairika yesimbi) |
140 GPA |
20300 ksi |
| Shear modulus (yakajairika yesimbi) |
80 GPA |
11600 ksi |
| Elastic modulus |
190-210 GPA |
27557-30458 ksi |
| Chiyero chePoisson |
0.27-0.30 |
0.27-0.30 |
| Elongation panguva yekuzorora (mu50 mm) |
25.70% |
25.70% |
| Kuoma, Brinell |
197 |
197 |
| Kuoma, Knoop (yakashandurwa kubva kuBrinell kuoma) |
219 |
219 |
| Kuoma, Rockwell B (yakashandurwa kubva kuBrinell kuoma) |
92 |
92 |
| Kuomarara, Rockwell C (yakashandurwa kubva kuBrinell kuomarara. Kukosha kuri pasi peyakajairwa HRC renji, nezvinangwa zvekuenzanisa chete) |
13 |
13 |
| Kuoma, Vickers (yakashandurwa kubva kuBrinell kuoma) |
207 |
207 |
| Machinability (yakavakirwa paAISI 1212 se 100 machinability) |
65 |
65 |
5. Kugadzira
Preheat simbi zvakanyatsonaka, kupisa kusvika 1150 oC - 1200 oC maximum, chengetedza kusvikira kutonhora kwafanana muchikamu chose.
Usafombe pazasi 850 oC. Kutevera forging operation chidimbu chebasa chinofanira kutonhodzwa zvishoma nezvishoma sezvinobvira.
6. AISI 4140 Steel Grade Heat Treatment
- Annealing
Kupisa ASTM 4140 masimbi kusvika 800 oC - 850 oC, bata kusvika tembiricha yafanana muchikamu chose uye inotonhorera muchoto.
- Normalizing
Heat steel alloy 4140 kusvika 870 oC - 900 oC, bata kusvika tembiricha yafanana muchikamu chose, sora kwemaminetsi gumi - gumi nemashanu uye inotonhorera mumhepo yakanyarara.
- Tempering
Dziyisazve 4140 giredhi simbi kusvika 550 oC - 700 oC sezvinodiwa, bata kusvika tembiricha yafanana muchikamu chose, sora kweawa imwe pa25 mm yechikamu, uye kutonhorera mumhepo yakanyarara.
7. Kuoma kweAISI Alloy Steel 4140
AISI alloy 4140 simbi bar, ndiro uye sikweya inogona kuomeswa nekushanda kunotonhora, kana kupisa nekudzima.
SAE 4140 alloy simbi inowanzopihwa yakagadzirira kupisa yakagadziriswa kuomarara mu18-22 HRC. Kana kumwe kupisa kuchidiwa, ipapo kupisa kusvika 840 oC - 875 oC, bata kusvikira tembiricha yafanana muchikamu chose, sora kwemaminetsi gumi - 15 pachikamu che25 mm, uye dzima mumafuta, mvura, kana polymer sezvinodiwa.
8. Kushandiswa kweAISI alloy round 4140 steel bar
ASTM alloy 4140 simbi bhaa, flat kana ndiro zvinhu zvinogona kushandiswa seyakasiyana siyana maapplication uko kuoma kukuru uye kuramba kupfeka kunodiwa pamusoro peakaderera kabhoni mamakisi. Mashandisirwo e4140 mashandisi esimbi anosanganisira ma Components, Adapters, Arbors,strippers, holder blocks, mold base, ejectors, back up and support tooling, fixtures, jigs, molds, cams, drill collar, Axle Shafts, Bolts, Crankshafts, stubs, couplings, remer body, axles, shafting, piston rods, makondohwe, hydraulic muchina shafts, giya, sprockets, magiya racks, cheni links, spindles, mitumbi yemidziyo, zvibatiso zvematurusi, tambo tsvimbo, Connection Rods, Chuck Bodies, Collets, Conveyor Pins & Rolls, Ejector Pini, Forks, Giya, Madhiraivha, Hydraulic Shafts & Parts,Lathe Spindles, Logging Parts, Milling Spindles, Motor Shafts, Nuts, Pinch Bars, Pinion, Pump Shafts,mabhawa anofinha,matiraki, masiraidhi, kupfeka mitsetse kana zvikamu. , kugadzira inofa, brake inofa, trim inofa, bolsters, michina zvikamu uye zvikamu, nezvimwe.
Tikugashirei vatengi kubvunza AISI 4140 simbi bar, ndiro, flat simbi ye4140 simbi mutengo. Isu tiri nyanzvi yekutengesa uye kunze kwenyika kweanopfuura makore gumi nemaviri. Isu tinokupa iwe pasi rese mhinduro yeaisi alloy 4140 simbi bar.
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