AISI 4140 SCM440 DIN 42CrMo4 1.7225 Forged Alloy Steel Round Bar

AISI 4140 txhais tau tias yog cov hlau tsis tshua muaj hlau uas muaj 1% Cr-Mo li ntxiv dag zog rau cov ntsiab lus alloy.Piv nrog AISI 4130, nws muaj cov ntsiab lus carbon ntau dua nrog kev sib npaug zoo ntawm lub zog, toughness, puas thiab cuam tshuam thiab kev kho cua sov, tab sis tsis zoo nyob rau hauv weld peev xwm yam ntxwv.AISI 4140 feem ntau yog muab nyob rau hauv quenched thiab tempered mob nrog hardness 28-32HRC.

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Product Detail

Khoom cim npe

Product Detail

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 4140 SCM440 DIN 42CrMo4 1.7225 Forged Alloy Steel Round Bar
Khoom siv	ASTM	4 140
	DIN	42cwm 4
	GB	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
Qhov xwm txheej	Forged;Kub dov;Txias kos
Txheej txheem	Hluav taws xob rauv melted, forged thiab annealed, round bar tig.
Hardness:	HBS 217Max (Qhov txawv ntawm kev kho cua sov) QT 28-32HRC
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.

AISI 4140 sib npaug qib

Lub teb chaws

Tuam Tshoj

Nyiv

Lub teb chaws Yelemees

Teb chaws USA

Askiv

Txuj

GB/T 3077

JIS G4105

DIN (W-Nr.)

TS EN 10250

ASTM / AISI

ASTM A29

SIB 970

Qib

42CrMo

SCM440

42cmo4/1.7225

4 140

EN19/709M40

AISI 4140 steel chemical muaj pes tsawg leeg (%)

Qib	C	Si	Mn	P	S	Cr	Mo
42CrMo	0.38-0.45 Nws	0.17-0.37 Nws	0.5-0.80 Nws	≤ 0.035	≤ 0.035	0.9-1.2 hli	0.15-0.25 dr hab
SCM440	0.38-0.43 Nws	0.15-0.35 dr hab	0.6-0.85 Nws	≤ 0.035	≤ 0.04	0.9-1.2 hli	0.15-0.30 Nws
42cmo4/1.7225	0.38-0.45 Nws	≤ 0.4	0.6-0.9 hli	≤ 0.025	≤ 0.035	0.9-1.2 hli	0.15-0.30 Nws
4 140	0.38-0.43 Nws	0.15-0.35 dr hab	0.75-1.00 Nws	≤ 0.035	≤ 0.04	0.8-1.1	0.15-0.25 dr hab
EN19/709M40	0.35-0.45 Nws	0.15-0.35 dr hab	0.5-0.80 Nws	≤ 0.035	≤ 0.035	0.9-1.5 hli	0.2-0.40 Nws

AISI 4140 steel mechanical zog

Qib

Tensile

zog

σb (MPa)

Yield

zog

σs (MPa)

Elongation

δ5 (%)

Kev txo qis

ψ (%)

Kev cuam tshuam

Tus nqi

Akv (J)

Hardness

4 140

≥1080

≥930

≥12

≥45

≥63

28-32 HRC

Daim ntawv thov

AISI 4140 steel pom muaj ntau daim ntawv thov xws li forgings rau aerospace, roj thiab roj, tsheb, kev ua liaj ua teb thiab kev tiv thaiv kev lag luam thiab lwm yam. Cov ntawv thov rau 4140 steel siv xws li: forged iav, spindles, fixtures, jigs, dab tshos, qag, conveyor qhov chaw, crow bars , txiav qhov chaw, shafts, sprockets, studs, pinions, twj tso kua mis, rams, thiab nplhaib iav thiab lwm yam.