1.4542 stainless hlau: Mechanical zog, kev siv
Tso lus
Dab tsi yog1.4542 stainless hlau?
EN 1.4542 (X5CrNiCuNb16-4) yog qib European tus qauv rau 17-4PH stainless hlau (UNS S17400). Nws belongs rau martensitic nag lossis daus-hardening stainless hlau series, ntxiv dag zog los ntawm nag lossis daus ntawm tooj liab thaum lub sijhawm laus. Tsis zoo li ib txwm austenitic stainless hlau, 1.4542 ua tiav nws cov khoom zoo heev los ntawm kev kho cua sov, tso cai rau kho lub zog thiab hardness raws li xav tau yam tsis muaj kev cuam tshuam corrosion. Nws tuaj yeem ua tiav rau hauv ntau yam khoom siv, nrog rau cov phaj, coils, raj, tuav, thiab xaim.
Dab tsi yog 1.4542 stainless hlau sib npaug?
1.4542 stainless hlau (tseem hu ua X5CrNiCuNb16-4) yog cov dej nag-hardening stainless hlau, sib npaug rau 17-4 PH, AISI 630, thiab UNS S17400 qib. Nws muaj lub zog siab, siab tawv, thiab zoo corrosion kuj, thiab feem ntau siv hauv kev lag luam xws li aerospace, kho mob, thiab petrochemicals.
| TIAB SA 630 | ASTM A693 (630) Cov ntsiab lus | TIAB SA 5342 | MIL -S-81506 |
| TIAB SA 5604 | ASTM A705 (630) Cov ntsiab lus | TIAB SA 5343 | SAE J467 (17-4PH) |
| TIAB SA 5622 | MIL C-24111 | TIAB SA 5344 | ASME SA705 |
| TIAB SA 5643 | MIL P-47183 | TIAB SA 5355 | ASME SA564 |
| ASTM A564 (630) Cov Lus Qhia | MIL S-81591 IB | TIAB SA 5825 |
Tshuaj muaj pes tsawg leeg ntawm 1.4542 Stainless hlau
| Element | Cov ntsiab lus (%) |
|---|---|
| Chromium (Cr) | 15.0 – 17.5 |
| Nickel (Ni) | 3.0 – 5.0 |
| Copper (Cu) | 3.0 – 5.0 |
| Niobium + Tantalum (Nb + Ta) | 0.15 – 0.45 |
| Cov pa roj carbon (C) | Tsawg dua los yog sib npaug li 0.07 |
| Manganese (Mn) | Tsawg dua los yog sib npaug rau 1.0 |
| Silicon (Si) | Tsawg dua los yog sib npaug rau 1.0 |
Mechanical Properties ntawm 1.4542 Stainless Hlau
| Qhov xwm txheej | Tensile zog (MPa) | Yield zog (MPa) | Hardness |
|---|---|---|---|
| Kev daws Annealed | Ntau dua lossis sib npaug li 930 | Ntau dua lossis sib npaug rau 725 | Tsawg dua lossis sib npaug li 35 HRC |
| H900 | Ntau dua lossis sib npaug rau 1310 | Ntau dua lossis sib npaug rau 1170 | 40–44 HRC |
| H1025 | Ntau dua lossis sib npaug rau 1070 | Ntau tshaj los yog sib npaug rau 1000 | 35–38 HRC |
| H1150 | Ntau dua lossis sib npaug rau 860 | Ntau dua lossis sib npaug rau 725 | 28-32 HRC |
Kev siv ntawm 1.4542 Stainless Hlau
1.4542 stainless hlau yog dav siv qhov twg lub zog, precision, thiab kev ntseeg siab yog qhov tseem ceeb:
Aerospace fittings thiab structural Cheebtsam
Roj & roj valve qhov chaw thiab twj tso kua mis
Lub zog tsim thiab turbine Cheebtsam
Siab -Load mechanical fasteners
Precision CNC- ua qhov chaw
Kev tiv thaiv thiab nuclear- cov cuab yeej muaj feem xyuam
Puas yog 1.4542 stainless hlau muaj zog dua 316?
Yog lawm, 1.4542 (17-4PH) yog qhov muaj zog tshaj li 316 hauv lub ncov -hnub nyoog mob: 1.4542 tuaj yeem ua tau lub zog tensile Ntau dua los yog sib npaug rau 1310 MPa thiab tawm lub zog ntau dua lossis sib npaug rau 1170 MPa (H900 tensile zog), whereas feem ntau muaj L 515-620 MPa thiab yield zog Ntau dua los yog sib npaug rau 205 MPa, vim rau nws cov nag lossis daus- hardening martensitic qauv.
1.4542 stainless hlau puas tuaj yeem welded?
Yog lawm, 1.4542 tuaj yeem welded siv TIG, MIG, thiab cov kev tiv thaiv, tab sis nag lossis daus kev kho cua sov yuav tsum tau ua tom qab vuam los ua kom muaj zog; Yog hais tias welded nyob rau hauv lub hnub nyoog mob, tsis txhob overheating kom tsis txhob poob ntawm txhua yam khoom.
Kev kho cua sov dab tsi yog qhov zoo tshaj plaws rau 1.4542 stainless hlau?
Kev kho cua sov zoo tshaj plaws yog kev daws teeb meem ntawm 1040-1065℃tom qab txias txias (dej quench) thiab kev laus ntawm 480-620℃(feem ntau 482℃rau H900 temper) los tsim lub zog siab tshaj plaws thiab hardness (txog 38 HRC).
Puas yog 1.4542 stainless hlau corrosion resistant?
1.4542 muaj kev tiv thaiv corrosion zoo nyob rau hauv me ntsis acidic thiab chloride- muaj ib puag ncig, tab sis nws cov PREN ≈ 20–22 qis dua 316 (PREN ≈ 24–26), ua rau nws tsis tshua muaj resistant rau pitting thiab crevice corrosion nyob rau hauv aggressive chloride media; Nws tsis pom zoo rau kev raug dej hiav txwv ntev lossis muaj zog acids.
1.4542 stainless hlau tsum-GNEE
Yog tias koj muaj qhov yuav tsum tau ua rau 1.4542 stainless hlau tuav, peb txais tos koj xaj. GNEE muaj cov khoom muag loj ntawm cov khoom nrov rau koj xaiv. Nws tuaj yeem ua tiav rau hauv ntau hom khoom siv, nrog rau daim hlau, coils, raj, tuav, xov hlau, thiab lwm yam. Rau cov ncauj lus kom ntxaws txog cov tshuaj lom neeg thiab cov qauv dawb, thov hu rau peb lub Hoobkas tam sim ntawd. Peb muab cov nqi sib tw thiab kev pabcuam zoo heev.
Muaj Cov Khoom Siv ntawm 1.4542 Stainless Hlau
| Yam khoom | Cov khoom siv |
|---|---|
| Round / Hex / Square Bars | Kub dov, txias kos, peeled |
| Phaj & Ntawv | Tshuaj annealed |
| Forgings | Custom shapes |
| Machined Cheebtsam | Thaum tshav kub kub- kho raws li qhov xav tau |
| Cov qauv | EN 10088, ASTM A564, AMS 5643 |
