ASTM AISI Alloy Steel Plate 4140 JIS SCM440 DIN 42CrMo4 DIN 1.7225 4' X 8' X 50 Mm
ASTM AISI Alloy Steel Plate 4140 JIS SCM440 DIN 42CrMo4 DIN 1.7225 4' X 8' X 50 Mm
ASTM AISI Alloy Steel Plate 4140 JIS SCM440 DIN 42CrMo4 DIN 1.7225 4' X 8' X 50 Mm
ASTM AISI Alloy Steel Plate 4140 JIS SCM440 DIN 42CrMo4 DIN 1.7225 4' X 8' X 50 Mm
ASTM AISI Alloy Steel Plate 4140 JIS SCM440 DIN 42CrMo4 DIN 1.7225 4' X 8' X 50 Mm
ASTM AISI Alloy Steel Phaj 4140 JIS SCM440 DIN 42CrMo4 DIN 1.7225 4' X 8' X 50 mm
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ASTM AISI Alloy Steel Phaj 4140 JIS SCM440 DIN 42CrMo4 DIN 1.7225 4' X 8' X 50 mm
Kev piav qhia
| Cov txheej txheem: | Kub Rolled | Txheem: | ASTM, AISI, JIS, DIN |
|---|---|---|---|
| Ntev: | 1000-12000 hli | Hom: | Hlau Phaj |
| Dav: | 2000-2300mm, 1000mm-2000mm | Kev siv tshwj xeeb: | Alloy Steel Qauv |
| Qib: | Alloy Steel Phaj 4140 | Thickness: | 1.2 hli -400mm |
| Nto: | Dub | Khoom siv: | Alloy Steel Qauv |
| Nqe Sijhawm: | FOB, CIF, CFR | ||
| Lub teeb siab: |
ASTM AISI Alloy Steel Phaj,DIN 1.7225 Alloy Steel Phaj,4140 Alloy Phaj |
||
ASTM AISI 4140 JIS SCM440 DIN 42CrMo4 DIN1.7225 Alloy Steel Phaj Loj 4' x 8' x 50mm
SAE AISI 4140 Alloy hlau
SAE 4140 (AISI 4140 steel) yog Cr-Mo series (Chrome molybdenum series) cov hlau tsis tshua muaj hlau, cov khoom siv muaj zog thiab hardenability, zoo toughness, me deformation thaum lub sij hawm quenching, siab creep zog thiab ntev lub zog ntawm kub.
4140 steel siv
AISI SAE 4140 alloy steel tuaj yeem ua rau hauv cov hlau puag ncig, tiaj tus & square steel bar, steel phaj, steel raj, thiab muaj ntau yam siv nyob rau hauv aerospace, roj thiab roj thiab automotive industries, raug siv yog nyias-walled siab hlab ntsha, forged. lub zog thiab shafts (Motor shafts, twj tso kua mis shafts, hydraulic shafts, thiab lwm yam), spindles (txias spindles, milling spindles, thiab lwm yam), dab tshos, clamps, siab zog bolts, valve bonnet, screws, ceev, worms, collets, torsion tuav thiab ntau yam carburized qhov chaw.
Cov ntaub ntawv & Specification
Hauv qab no yog 4140 alloy steel datasheets nrog rau cov tshuaj muaj pes tsawg leeg, cov khoom thiab cov ntawv sib npaug, thiab lwm yam.
AISI SAE 4140 Chemical Composition
Cov lus hauv qab no teev AISI 4140 tshuaj muaj pes tsawg leeg.
| AISI SAE 4140 Chemical Composition (%) | ||||||||
| Hlau (UNS) | C | Si | Mn | P (Less tshaj los yog sib npaug) | S (Less tshaj los yog sib npaug) | Cr | Mo | Ni |
| 4140 (G41400) | 0.38-0.43 | 0.15-0.35 | 0.75-1.00 | 0.035 | 0.040 | 0.80-1.10 | 0.15-0.25 | – |
AISI 4140 Hlau Mechanical Properties
Khoom siv 4140 txhua yam khoom muaj nyob rau hauv cov lus hauv qab no.
| Hlau | Tensile zog, Mpa (ksi) | Yield zog, Mpa (ksi) | Elongation nyob rau hauv 50 mm (2 nyob rau hauv),% | Kev txo qis hauv cheeb tsam,% | Hardness (HB) | Qauv kab | Cov xwm txheej |
| TIAB SA 4140 | 1020 (148) | 655 (95) | 17.7 | 46.8 | 302 | 25.4mm (1 nyob rau hauv.) | Normalized ntawm 870 degree (1600 degree F) |
| 655 (95) | 414 (60) | 25.7 | 56.9 | 197 | Annealed ntawm 815 degree (1500 degree F) | ||
| 1075 (156) | 986 (143) | 15.5 | 56.9 | 311 | Dej quenched ntawm 845 degree (1550 degree F) thiab tempered ntawm 540 degree (1000 degree F) |
SAE 4140 Lub cev muaj zog
Lus Cim: 10-6/K=10-6.K-1=(µm/m)/ degree
| Khoom siv 4140 coefficients ntawm linear thermal expansion | ||
| Kub, degree (degree F) | Tus nqi (10-6/K) | Kev kho mob lossis mob |
| 20-100 (68-212) | 12.2 | Roj hardened, tempered |
| 20-200 (68-392) | 12.6 | |
| 20-400 (68-752) | 13.6 | |
| 20-600 (68-1112) | 14.5 | |
| 4140 thermal conductivity | ||
| Tus nqi (W / m·K) | Kub, degree (degree F) | Kev kho mob lossis mob |
| 42.7 | 100 (212) | Hardened & kub siab |
| 42.3 | 200 (392) | |
| 37.7 | 400 (752) | |
| 33.1 | 600 (1112) | |
| AISI / SAE 4140 Tshwj xeeb Thaum tshav kub kub | ||
| Tus nqi (J/Kg·K) | Kub, degree (degree F) | Kev kho mob lossis mob |
| 473 | 20-200 (68-392) | Hardened & kub siab |
| 519 | 20-400 (68-752) | |
| 561 | 20-600 (68-1112) | |
| Mateiral 4140 Hluav Taws Xob Resistivity | ||
| Tus nqi (μΩ·m) | Kub, degree (degree F) | Kev kho mob lossis mob |
| 0.22 | 20 (68) | Hardened & kub siab |
| 0.26 | 100 (212) | |
| 0.33 | 200 (392) | |
| 0.48 | 400 (752) | |
| 0.65 | 600 (1112) | |
Khoom siv 4140 Steel Thaum tshav kub kub kho
Cov lus hauv qab no qhia AISI 4140 steel kev kho cua sov, Rockwell hardness.
| Khoom siv 4140 Thaum tshav kub kub kho | Kub, degree (degree F) | 4140 steel hardness | Txias/Agent |
| normalizing | 870 (1600) | 302 HB | Cua |
| Annealing | 790-845 (1455-1555) | 197 HB | Rauv cua txias |
| Quenching | 830-845 (1525-1555) | Roj | |
| Tempering (2 teev) | 205 (400) | 58 HRC | Roj hardening |
| 260 (500) | 54 HRC | ||
| 315 (600) | 50 HRC | ||
| 370 (700) | 47 HRC | ||
| 425 (800) | 45 HRC | ||
| 480 (900) | 40 HRC | ||
| 540 (1000) | 35 HRC | ||
| 595 (1100) | 33 HRC | ||
| 650 (1200) | 28 HRC |
normalizing
4140 alloy steel feem ntau yog qhov qub ntawm 870 degree (1600 degree F), thiab yuav tsum tau txias ntawm qhov ntsuas kub hauv huab cua.
Spheroidizing Annealing
Rau spheroidizing annealing ntawm 4140 alloy steel, nws xav tau kev kho cua sov rau 749 degree (1380 degree F), tom qab ntawd maj mam txias mus rau 666 degree (1230 degree F) ntawm tus nqi ntawm 6 degree (10 degree F) / teev, lossis txias txias. rau 675 degree (1250 degree F) rau isothermal annealing.
Tag Nrho Annealing
Kev kho cua sov rau 845 degree (1555 degree F), txias qeeb los ntawm 755 degree (1390 degree F) ntawm tus nqi ntawm 14 degree (25 degree F) / teev rau 665 degree (1230 degree F), lossis txias txias mus rau 675 degree ( 1250 degree F) rau 5 teev isothermal annealing.
Tempering
Tempering kub ntawm 4140 alloy steel tuaj yeem yog los ntawm 204-649 degree (400-1200 degree F) tom qab normalizing thiab roj quenching, thiab sib thooj Rockwell hardness tuaj yeem tau.
Forging
Khoom siv 4140 forging kub yog li 1232 degree (2250 degree F).
Vuam ntawm 4140 Steel
Tag nrho cov txheej txheem arc vuam, xws li (SAW, SMAW, FCAW, GMAW, GTAW) tuaj yeem siv los vuam 4140 alloy steel, tab sis txhawm rau tiv thaiv kev tawg, nws yuav tsum tau preheated rau 170-350 degree ({{2 } } degree F) ua ntej welding, preheating interpass kub nyob ntawm qhov tuab ntawm cov hlau.
Cov khoom sib npaug
AISI 4140 cov khoom sib npaug yog teev nyob rau hauv cov lus hauv qab no.
| AISI 4140 Cov khoom sib npaug | |||||||||
| Teb chaws USA | European Union | Tuam Tshoj | Nyiv | ISO | |||||
| Txuj | Qib (UNS) | Txuj | Qib (Steel Number) | Txuj | Qib | Txuj | Qib | Txuj | Qib |
| AISI SAE; ASTM A29 / A29M ASTM |
4140 (G41400) | EN 10083-3 | 42CrMo4 (1.7225) | GB/T 3077 | 42CrMo | TIAB SA 4105 | SCM440 | ||
Cim npe nrov: astm aisi alloy steel phaj 4140 jis scm440 din 42crmo4 din 1. 50mm lwm tus neeg
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