SAE 4140 4130 Carbon Steel Round Bars 4140 Steel bar
peb tuaj yeem muab cov khoom zoo, tus nqi nruj thiab kev pabcuam zoo tshaj plaws rau cov neeg siv khoom.Peb lub hom phiaj yog "Koj tuaj ntawm no nrog kev nyuaj thiab peb muab kev luag nyav rau koj" rau SAE 4140 4130 Carbon Steel Round Bars 4140 Steel bar, Tam sim no, peb tab tom tshawb nrhiav ua ntej kom muaj kev koom tes ntau dua nrog kev cia siab rau txawv teb chaws txiav txim siab los ntawm kev sib nrig sib pab.Thov koj xav paub dawb hu rau peb kom paub meej ntxiv.
peb tuaj yeem muab cov khoom zoo, tus nqi nruj thiab kev pabcuam zoo tshaj plaws rau cov neeg siv khoom.Peb lub hom phiaj yog "Koj tuaj ntawm no nrog kev nyuaj thiab peb muab kev luag nyav rau koj" rau4140 steel round bar, Kev tswj xyuas nruj nruj yog raug tua nyob rau hauv txhua qhov txuas ntawm tag nrho cov txheej txheem ntau lawm.Peb vam tias yuav tsim kom muaj kev sib raug zoo thiab kev sib koom tes nrog koj.Raws li cov kev daws teeb meem zoo thiab zoo meej ua ntej muag / tom qab-muag kev pabcuam yog peb lub tswv yim, qee cov neeg siv khoom tau koom tes nrog peb rau ntau tshaj 5 xyoos.
Nta
4130 4135 4140 4145H steel tuav yog cov hlau tsis tshua muaj hlau.Lawv yog cov koom nrog Chrome-Molly alloy uas muaj chromium thiab molybdenum ua cov tshuaj ntxiv dag zog.
4130 round steel bar muaj peev xwm ua haujlwm tau zoo, kev ua haujlwm tsawg tsawg, thiab kev qaug zog zoo heev.Nws belongs rau qeb ntawm nruab nrab mus rau siab harden peev xwm steel.Tom qab kev kho cua sov, 4140 muaj lub zog zoo thiab cov khoom siv dav dav, muaj peev xwm ua tau zoo, thiab muaj txiaj ntsig zoo.Kev pabcuam kub yog 427 degrees Celsius.
4140 muaj lub zog siab, muaj peev xwm harden, toughness, thiab deformation thaum quenching.Nws muaj lub zog siab creep thiab endurance lub zog ntawm qhov kub thiab txias.Siv rau kev tsim cov forgings uas yuav tsum tau muaj zog dua thiab loj dua quenched thiab tempered seem tshaj 4135 steel, xws li loj zog rau locomotive traction, booster kis tau tus mob gears, rear qag, txuas rods thiab caij nplooj ntoos hlav clips uas hnyav loaded.
Specification
| Khoom npe | AISI ASTM 4130 4135 4140 Alloy Steel Bar | |
| Khoom siv | ASTM | 4130,4135 4140,4145H |
| DIN | 1.7218 1.7225 1.7220 | |
| GB | 30CrMo 35CrMO 42CrMo | |
| Txuj | GB / T799, ASTM A29, A108, A321, A575, BS970, DIN1652, JIS G4051 | |
| OD | 6mm txog 600mm | |
| Nto | Dub pleev xim rau, liab qab, Polished, Chrome Plated | |
| Specifications | Round bar | 8mm ~ 800 hli |
| Lub kaum sab xis | 3mm * 20mm * 20mm ~ 12mm * 800mm * 800mm | |
| Square bar | 4mm * 4mm ~ 100mm * 100mm | |
| Pav ca | 2 * 10mm ~ 100 * 500mm | |
| Hexagonal | 4mm ~ 800 hli | |
| Txheej txheem | Hluav taws xob rauv melted, forged thiab annealed, round bar tig. | |
| Hardness: | HBS 217Max (Qhov txawv ntawm kev kho cua sov) | |
| UT Test | SEP 1921/84/2 C/c chav. | |
| Ua siab ntev | Dia -0/+ 0 ~ 5mm, Thickness -0/+ 0 ~ 5mm, Dav: -0/+ 0 ~ 10mm. | |
| Ntev | 2m, 4m, 5.8m, 6m, 11.8m, 12m lossis raws li xav tau. | |
| Pob | Seaworthy Ntim. | |
| Sib npaug dIfferent standard | |||
| AISI | GB | DIN | JIS |
| 4 130 | 30 CrMo | 1.7218 ib | SCM420 |
| 4 140 | 42CrMo | 1.7225 (42CrMo4) | SCM440 |
| ib 4135 | 35 crm | 1.7220 (34CrMo4) | SWM 432 |
| 4 145h | — | — | — |
Tshuaj muaj pes tsawg leeg
| Chemical Composition (%) | |||||||
| Qib | C | Si | Mn | P | S | Cr | Mo |
| 4 130 | 0.28-0.33 Nws | 0.15-0.35 dr hab | 0.40-0.60 Nws | ≤ 0.035 | ≤ 0.040 | 0.80-1.10 Nws | 0.15-0.25 dr hab |
| 4 140 | 0.38-0.43 Nws | 0.15-0.35 dr hab | 0.75-1.0 Nws | ≤ 0.035 | ≤ 0.040 | 0.80-1.10 Nws | 0.15-0.25 dr hab |
| ib 4135 | 0.33-0.38 Nws | 0.15-0.35 dr hab | 0.75-0.9 Nws | ≤ 0.035 | ≤ 0.040 | 0.80-1.10 Nws | 0.15-0.25 dr hab |
| 4145 ib | 0.43-0.48 Nws | 0.15-0.35 dr hab | 0.75-1.0 Nws | ≤ 0.035 | ≤ 0.040 | 0.80-1.10 Nws | 0.15-0.25 dr hab |
Mechanical Properties
| Yam ntxwv: |
| 1.Low alloy steel uas muaj molybdenum thiab chromium ua cov neeg ua kom muaj zog; |
| 2.Excellent los ntawm fusion weldability standpoint; |
| 3.The alloy tuaj yeem hardened los ntawm kev kho cua sov. |
Ua siab ntev
| Kev Xa Khoom |
| 1. Kub dov |
| 2. Ua tsaug |
| 3. normalized |
| 4. Quench thiab Tempered |
Cov xwm txheej ntawm kev kho cua sov
1.Annealing: 880 ℃ Rauv txias
2.Normalization: 880 ~ 870 ℃ Cua txias
3. Hardening: 820 ~ 870 ℃ Dej txias
4.Tempering: 550 ~ 650 ℃ ceev txias
Mechanical Properties tuaj yeem tau txais los ntawm kev kho cua sov sib txawv.
Pob
1.By bundles, txhua nras hnyav nyob rau hauv 3 tons, rau me me txheej
txoj kab uas hla puag ncig bar, txhua pob nrog 4 - 8 steel strips.
2.20 feet thawv muaj qhov ntev, ntev hauv qab 6000mm
3.40 feet thawv muaj qhov ntev, ntev hauv qab 12000mm
4.By bulk nkoj, Freight nqi yog tsawg los ntawm bulk cargo, thiab loj
hnyav qhov ntau thiab tsawg tsis tuaj yeem thauj mus rau hauv cov thawv tuaj yeem xa los ntawm cov khoom thauj ntau
Kev ruaj ntseg zoo
1.Strict raws li yuav tsum tau
2. Qauv: Qauv muaj.
3. Kev sim: ntsev tsuag tshuaj ntsuam / Tensile xeem / Eddy tam sim no / Tshuaj muaj pes tsawg leeg kuaj raws li cov neeg siv khoom thov
4.Certificate: IATF16949, ISO9001, SGS thiab lwm yam.
5. EN 10204 3.1 Daim ntawv pov thawj
SAE 4140 alloy structural steel yog cov hlau muaj zog uas muaj cov khoom siv zoo thiab hnav tsis kam, thiab zoo glossiness tom qab sib tsoo.
SAE4140 alloy structural steel muaj lub zog siab, siab tawv, kev kho cua sov zoo, thiab hnav tsis kam, ua rau nws yog cov hlau zoo heev.Cov hlau no muaj lub zog zoo heev thiab hardness ntawm qhov kub thiab txias, thaum tuav zoo toughness thiab corrosion kuj.
SAE4140 alloy structural steel yog dav siv hauv kev lag luam xws li kev tsim khoom, kev tsim tsheb, kev tsim nkoj, metallurgy, thiab kev lag luam petrochemical.Piv txwv li, nws tuaj yeem siv los tsim cov khoom siv hluav taws xob muaj zog, xws li kis tau tus mob shafts, gears, bearings, thiab lwm yam. Tsis tas li ntawd, nws tseem tuaj yeem siv los tsim cov khoom siv petrochemical xws li roj av laum khoom thiab drilling platforms.Tsis tas li ntawd, SAE4140 alloy structural steel kuj tseem siv tau los tsim cov khoom siv tsheb muaj zog, xws li axles, kis kab mob, thiab lwm yam.
