AISI 4140 Alloy Irin

AISI 4140 Alloy Steel (UNS G41400)

Awọn irin alloy jẹ apẹrẹ nipasẹ awọn nọmba oni-nọmba mẹrin AISI ati ni awọn oriṣiriṣi awọn irin ti awọn irin, ọkọọkan pẹlu akojọpọ eyiti o kọja awọn aropin ti B, C, Mn, Mo, Ni, Si, Cr, ati Va ṣeto fun awọn irin erogba.

AISI 4140 alloy steel jẹ chromium-, molybdenum-, ati manganese ti o ni irin kekere alloy. O ni agbara rirẹ giga, abrasion ati resistance resistance, toughness, ati torsional agbara. Iwe data atẹle yii funni ni awotẹlẹ ti AISI 4140 alloy steel.

AISI 4140 Irin deede

Orilẹ-ede	China	Japan	Jẹmánì	USA	Oyinbo
Standard	GB /T 3077	JIS G4105	DIN (W-Nr.) EN 10250	AISI /ASTM ASTM A29	BS 970
Ipele	42CrMo	SCM440	42crmo4 /1.7225	4140	EN19 /709M40

Àkópọ̀ kẹ́míkà onírin AISI 4140

Ipele	C	Si	Mn	P	S	Kr	Mo	Ni
42CrMo	0.38-0.45	0.17-0.37	0.5-0.80	≤0.035	≤0.035	0.9-1.2	0.15-0.25	-
SCM440	0.38-0.43	0.15-0.35	0.6-0.85	≤0.035	≤0.04	0.9-1.2	0.15-0.30	-
42crmo4 /1.7225	0.38-0.45	≤ 0.4	0.6-0.9	≤0.025	≤0.035	0.9-1.2	0.15-0.30	-
4140	0.38-0.43	0.15-0.35	0.75-1.00	≤0.035	≤0.04	0.8-1.1	0.15-0.25	-
EN19 /709M40	0.35-0.45	0.15-0.35	0.5-0.80	≤0.035	≤0.035	0.9-1.5	0.2-0.40	-

AISI 4140 awọn ohun-ini ẹrọ ẹrọ (fun itọsọna nikan)

Ipele	Agbara fifẹ σb(MPa)	Agbara ikore σs (MPa)	Ilọsiwaju 5 (%)	Idinku ψ (%)	Iye Ipa Akv (J)	Lile
4140	≥1080	≥930	≥12	≥45	≥63	28-32HRC

Awọn awotẹlẹ irin AISI 4140

Iwọn	Yika	Dia 6-1200mm
	Awo / Alapin /Dina	Sisanra 6mm-500mm
		Ìbú 20mm-1000mm
Ooru itọju	Ni deede; Annealed; Ti parun; Ibinu
Dada majemu	Dudu; Peeli; Din; Machined; Lilọ; Yipada; Milled
Ipo ifijiṣẹ	Eda; Gbona ti yiyi; Tutu kale
Idanwo	Agbara fifẹ, Agbara ikore, elongation, agbegbe idinku, iye ipa, lile, iwọn ọkà, idanwo ultrasonic, ayewo AMẸRIKA, idanwo patiku oofa, bbl
Awọn ofin sisan	T/T;L/C;/Owo giramu/ Paypal
Awọn ofin iṣowo	FOB; CIF; C&F; ati be be lo.
Akoko Ifijiṣẹ	30-45 ọjọ
Ohun elo	AISI 4140 irin wa ọpọlọpọ awọn ohun elo bi ayederu fun afẹfẹ, epo ati gaasi, ọkọ ayọkẹlẹ, ogbin ati awọn ile-iṣẹ aabo ati bẹbẹ lọ. Awọn ohun elo ti o wọpọ fun awọn lilo irin 4140 pẹlu: awọn jia apilẹṣẹ, awọn spindles, awọn imuduro, awọn jigi, awọn kola, awọn axles, awọn ẹya gbigbe, awọn ọpa iwo, awọn apakan gedu, awọn ọpa, awọn sprockets, awọn studs, awọn pinions, awọn ọpa fifa, awọn àgbo, ati awọn jia oruka ati bẹbẹ lọ.

Ti ara Properties

Awọn ohun-ini ti ara ti AISI 4140 alloy, irin ti wa ni afihan ni tabili atẹle.

Awọn ohun-ini	Metiriki	Imperial
iwuwo	7,85 g /cm3	0.284 lb /ni³
Ojuami yo	1416°C	2580°F

Darí Properties

Tabili ti o tẹle n ṣe afihan awọn ohun-ini ẹrọ ti AISI 4140 alloy, irin.

Awọn ohun-ini	Metiriki	Imperial
Agbara fifẹ	655 MPa	95000 psi
Agbara ikore	415 MPa	60200 psi
modulus olopobobo (aṣoju fun irin)	140 GPA	20300 ksi
Irẹrẹ modulus (aṣoju fun irin)	80 GPA	11600 ksi
Iwọn rirọ	190-210 GPA	27557-30458 ksi
Ipin Poisson	0.27-0.30	0.27-0.30
Ilọsiwaju ni isinmi (ni 50 mm)	25.70%	25.70%
Lile, Brinell	197	197
Lile, Knoop (ti yipada lati lile Brinell)	219	219
Lile, Rockwell B (ti yipada lati lile Brinell)	92	92
Lile, Rockwell C (yi pada lati Brinell líle. Iye ni isalẹ deede HRC ibiti, fun lafiwe ìdí nikan)	13	13
Lile, Vickers (ti o yipada lati lile Brinell)	207	207
Ṣiṣe ẹrọ (da lori AISI 1212 bi ẹrọ 100)	65	65

Gbona Properties

Awọn ohun-ini gbona ti AISI 4140 alloy, irin ni a fun ni tabili atẹle.

Awọn ohun-ini	Metiriki	Imperial
olùsọdipúpọ̀ gbígbóná janjan (@ 0-100°C/32-212°F)	12.2µm/m°C	6.78µni /ni°F
Imudara igbona (@ 100°C)	42.6 W / mK	296 BTU ninu /hr.ft².°F

Awọn apẹrẹ miiran

Awọn apẹrẹ miiran ti o ṣe deede si AISI 4140 alloy steel ti wa ni akojọ ni tabili atẹle.

AMS 6349	ASTM A193 (B7, B7M)	ASTM A506 (4140)	ASTM A752 (4140)
AMS 6381	ASTM A194 (7, 7M)	ASTM A513	ASTM A829
AMS 6382	ASTM A29 (4140)	ASTM A513 (4140)	SAE J1397 (4140)
AMS 6390	ASTM A320 (L7, L7M, L7D)	ASTM A519 (4140)	SAE J404 (4140)
AMS 6395	ASTM A322 (4140)	ASTM A646 (4140)	SAE J412 (4140)
AMS 6529	ASTM A331 (4140)	ASTM A711

Ṣiṣe ati Itọju Ooru

Ṣiṣe ẹrọ

AISI 4140 irin alloy ni o ni ẹrọ ti o dara ni ipo annealed.

Ṣiṣẹda

AISI 4140 alloy irin ni o ni ga ductility. O le ti wa ni akoso nipa lilo mora imuposi ni annealed majemu. O nilo titẹ diẹ sii tabi ipa fun dida nitori pe o le ju awọn irin erogba lasan lọ.

Alurinmorin

AISI 4140 alloy, irin le ti wa ni welded lilo gbogbo mora imuposi. Sibẹsibẹ, awọn ohun-ini ẹrọ ti irin yii yoo ni ipa ti o ba jẹ welded ni ipo itọju ooru, ati pe o yẹ ki o ṣe itọju ooru lẹhin-weld.

Ooru Itọju

AISI 4140 alloy irin ti wa ni kikan ni 845 ° C (1550 ° F) ti o tẹle pẹlu quenching ni epo. Ṣaaju ki o to lile, o le ṣe deede nipasẹ alapapo ni 913°C (1675°F) fun igba pipẹ, atẹle nipa itutu afẹfẹ.

Ṣiṣẹda

AISI 4140 irin alloy ti wa ni ayederu ni 926 si 1205°C (1700 si 2200°F)

Gbona Ṣiṣẹ

AISI 4140 irin alloy le gbona ṣiṣẹ ni 816 si 1038°C (1500 si 1900°F)

Tutu Ṣiṣẹ

AISI 4140 irin alloy le jẹ iṣẹ tutu ni lilo awọn ọna aṣa ni ipo annealed.

Annealing

AISI 4140 alloy, irin ti wa ni itunu ni 872°C (1600°F) atẹle nipa itutu agbaiye laiyara ninu ileru.

Ìbínú

Irin alloy AISI 4140 le jẹ iwọn otutu ni 205 si 649°C (400 si 1200°F) da lori ipele lile lile ti o fẹ. Lile ti irin le pọ si ti o ba ni iwọn otutu otutu kekere. Fun apẹẹrẹ, agbara fifẹ ti 225 ksi le waye nipasẹ iwọn otutu ni 316°C (600°F), ati agbara fifẹ ti 130 ksi le waye nipasẹ iwọn otutu ni 538°C (1000°F).

Lile

AISI 4140 alloy, irin le jẹ lile nipasẹ iṣẹ tutu, tabi alapapo ati quenching.