Alloy Spring Steel
HOM: PROMISTEEL
Qib: 60Si2Mn, 50CrV4, 5160, SUP9, 6150, 9260
KHOOM: Round Bar, Flat Bar, Hlau Qws, Coil
KEV PAB CUAM: Kub Rolled, Peeled, Spheroidizing Annealed
NTXIV: Dub, av, tig (tsis zoo{0}}dawb)
FATIGUE LIMIT: High Cycle (>2 x 10^6 Cycles)
APPLICATION: Nplooj Springs, Coil Springs, Torsion Bars, Stabilizers
MOQ: 25 Tuj
Alloy Spring Steelyog cov khoom tseem ceeb tom qab lub tshuab raug ncua ntawm lub ntiaj teb cov tsheb thiab cov tshuab hnyav. Tsis zoo li cov pa roj carbon yooj yimLub caij nplooj ntoos hlav steel, Alloy Spring Steel yog fortified nrog Manganese (Mn), Silicon (Si), Chromium (Cr), thiab Vanadium (V).
Peb specialize hauv kev muab qib siab -qib alloy caij nplooj ntoos hlav steel uas daws ob qhov kev sib tw loj tshaj plaws hauv kev tsim khoom caij nplooj ntoos hlav:Fatigue FailurethiabLoad Loss (Sagging). Los ntawm kev tswj hwm cov ntsiab lus suav nrog thiab decarburization qhov tob thaum lub sijhawm dov, peb cov hlau ua kom cov nplooj springs thiab coil springs tswj lawv cov ela.sticity thiab qhov siab txawm tias tom qab ntau lab lub voj voog thauj khoom.
Khoom Specifications & Qib sib npaug
Peb npog tag nrho cov spectrum ntawm lub ntiaj teb no caij nplooj ntoos hlav steel qauv, los ntawm cov dav siv Si-Mn series mus rau lub siab -kev ua tau zoo Cr-V series.
Table-1
Ua raws koj cov qauv engineering nrog peb qhov sib npaug thoob ntiaj teb.
International Qib Comparison |
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| GB (Tuam Tshoj) | ASTM / AISI (USA) | DIN (Lub teb chaws Yelemees) | JIS (Nyiv) |
Yam ntxwv / siv |
|
| 60 Si2 Mn | 9260 | 1.0909 | SUP 7 |
High Elastic Limit, Nqis -Khoom siv |
|
| 55CrMnA | 5155 | 1.7176 | SUP 9 |
Automotive Nplooj Springs |
|
| 60 CrMnA | 5160 | 1.716 | SUP9A |
Heavy Duty Leaf Springs |
|
| 50CrV / 50CrVA | 6150 | 1.8159 (51CrV4) | SUP 10 |
Siab Fatigue & Temp Resistance |
|
| 60 Si2CrVA | 9254 | 1.7102 (54SiCr6) | SUP 12 |
High Stress Valve Springs |
|
Table-2
Cov cuab yeej siv hlau huv huv ua kom tsis muaj P / S impurities rau qhov siab tshaj plaws toughness.
Chemical Composition (Mass Fraction%) |
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| Qib | C | Si | Mn | Cr | V |
| 60 Si2Mn / 9260 | 0.56~0.64 | 1.50~2.00 | 0.60~0.90 | Tsawg dua los yog sib npaug li 0.35 | - |
| 55CrMnA / SUP9 | 0.52~0.60 | 0.20~0.50 | 0.65~0.95 | 0.65~0.95 | - |
| 60CrMnA / 5160 | 0.56~0.64 | 0.20~0.50 | 0.70~1.00 | 0.70~1.00 | - |
| 50 CrV / 6150 | 0.46~0.54 | 0.17~0.37 | 0.50~0.80 | 0.80~1.10 | 0.10~0.20 |
Table-3
Tailored qhov ntev rau lub caij nplooj ntoos hlav tiaj tus thiab coil caij nplooj ntoos hlav ntau lawm.
Supply Range & Formts ua |
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| Yam khoom | Qhov Loj (mm) | Surface condition |
Daim ntawv thov |
| Pav ca Bar | Dav: 40-150 | Thickness: 5-40 |
Kub Rolled / Tua Blasted |
| Round Bar | Dia: 5.5 - 250 | Kub Rolled / Peeled |
Coil Springs, Torsion Bars |
| Hlau Rod | Dia: 5.5 - 20 | Pickled / Annealed |
Cold Wound Springs |
Dab tsi tseem ceeb rau Spring Manufacturers?
Peb nkag siab tias lub caij nplooj ntoos hlav tsuas yog zoo li cov hlau nws tau ua los ntawm. Nov yog qhov peb hais txog koj cov kev txhawj xeeb txog kev tsim khoom:
Strict Decarburization Control
Deg carbon poob tsim ib txheej mos uas ua rau microscopic tawg. Peb siv cov cua kub siab tshaj plaws los txo cov txheej txheem decarburization (feem ntau yog tswj hauv<1% of diameter), ua kom lub neej qaug zog zoo dua.
Siab Fatigue Life (Cycle Life)
Rau kev siv tsheb, peb50CrV4 (6150)thiabSUP 9cov qib yog engineered los tiv thaiv ntau lab ntawm compression cycles tsis tawg, ua tau raws li OEM qaug zog qauv.
Zoo heev Hardenability
Tsis zoo li carbon steel, peb Alloy Spring Steels (xws li5160) ensure uniform hardness from the surface to the center, even in thick sections (e.g., heavy-duty truck leaf springs >20mm tuab).
Sag Resistance (Anti-Tsav)
Qhov sib ntxiv ntawm Silicon (hauv9260) thiab Vanadium (hauv6150) ua kom cov Yield Strength / Tensile Strength piv piv. Qhov no tiv thaiv lub caij nplooj ntoos hlav los ntawm poob qhov siab lossis "sagging" nyob rau hauv ntev - lub sij hawm load.
Tej kev siv
Alloy Spring Steel yog lub caj qaum ntawm kev thauj mus los thiab kev lag luam sectors:
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Automotive Suspension:
- Nplooj Springs:Cov tsheb thauj khoom hnyav, tsheb thauj khoom, thiab nqa khoom (sivTIAB SA 9, 5160).
- Coil Springs:Cov tsheb thauj neeg caij tsheb thiab kev poob siab absorbers (siv60 Si2Mn, 50CrV4).
- Stabilizer Bars / Torsion Bars:Yuav tsum muaj siab toughness (siv4140, 50 CrV4).
-
Kev lag luam Railway:
Loj txoj kab uas hla coil springs rau tsheb ciav hlau bogies thiab elastic rail clips (siv60 Si2CrVA).
-
Muaj Machinery:
Kev nyab xeeb valve springs, crusher springs, thiab mining khoom sieves.
FAQ
Q1: Dab tsi yog cov hlau zoo tshaj plaws rau hnyav - lub luag haujlwm tsheb cov nplooj hlav?
A1: AISI 5160 (60CrMnA) los yog SUP9A yog tus qauv kev lag luam rau hnyav-cov nplooj ntoo hlav. Cov ntsiab lus Chromium muab qhov sib sib zog nqus hardenability xav tau rau cov nplooj tuab, ua kom lub caij nplooj ntoos hlav tsis tas yuav deform nyob rau hauv hnyav loads.
Q2: Vim li cas thiaj xaiv 50CrV4 (6150) dhau 60Si2Mn?
A2: Thaum 60Si2Mn yog tus nqi- siv tau zoo thiab siv dav, 50CrV4 (6150) muaj Vanadium. Vanadium refines lub grain loj thiab ho txhim kho toughness thiab kub kuj. Yog tias koj lub caij nplooj ntoos hlav ua haujlwm hauv siab - kev ntxhov siab lossis siab - qhov chaw kub (xws li lub cav valve springs), 50CrV4 yog qhov kev xaiv zoo tshaj.
Q3: Puas yog "Peeling" puag ncig bar txhim kho lub caij nplooj ntoos hlav zoo?
A3: Yog, kiag li. Peeling tshem tawm cov txheej saum npoo ntawm cov kub- dov bar, tshem tawm tag nrho cov deg tsis xws luag, micro- tawg, thiab txheej decarburization. Siv cov kab tev yog txoj hauv kev zoo tshaj plaws los lav lub neej qaug zog siab tshaj plaws rau siab - kawg coil springs.
Q4: Qhov txawv ntawm SUP9 thiab SUP9A yog dab tsi?
A4: SUP9 yog sib npaug rau 5155, thaum SUP9A sib npaug rau 5160. SUP9A muaj cov pa roj carbon ntau dua me ntsis thiab Manganese, muab nws lub zog ntau dua thiab ua kom tawv tawv, ua rau nws haum rau cov ntu tuab tuab.
Cim npe nrov: Tuam Tshoj alloy caij nplooj ntoos hlav steel manufacturers, lwm tus neeg
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