AISI SAE 4130 4140 4145H Hlau Round Bar Hollow Qws

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.

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Product Detail

Khoom cim npe

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.

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

Yav dhau los:

Tom ntej: DIN 34crnimo6 steel puag ncig bar 1.6582 steel bar