Nimonic 75 alloy yog npib tsib xee-chromium alloy uas muaj cov khoom siv zoo thiab oxidation tsis kam ntawm qhov kub siab. Lub alloy yog ntxiv dag zog los ntawm kev sib ntxiv ntawm titanium.
Tshuaj muaj pes tsawg leeg
| Element | Cov ntsiab lus (%) |
|---|---|
| Chromium, Cr | 18-21 |
| Hlau, Fe | 5 |
| Manganese, Mn | 1 |
| Silicon, Sib | 1 |
| tooj, Cu | 0.5 |
| Titanium, TSI | 0.2-0.6 |
| Carbon, C | 0.08-0.15 |
| Nickel, Nia | Tshuav |
Lub cev muaj zog
Cov lus hauv qab no qhia tau hais tias lub cev muaj zog ntawm nimonic 75 alloy.
| Cov khoom | Metric | Imperial |
|---|---|---|
| Qhov ntom | 8.37 g / cm²3 | 0.302 lb/in3 |
| Melting point | 1340-1380 degree | 2440-2520℃F |
Mechanical Properties
Cov khoom siv hluav taws xob ntawm nimonic 75 alloy tau tshwm sim hauv cov lus hauv qab no.
| Cov khoom | Metric | Imperial |
|---|---|---|
| Tensile zog (Annealed) | 750 MPa rau | 109 000 psi |
| Yield zog (Annealed) | 275 MPa rau | 3 9900 psi |
| Elongation ntawm so (Annealed ua ntej kuaj) | 42% | 42% |
Thermal Properties
Lub thermal zog ntawm nimonic 75 alloy yog muab rau hauv cov lus hauv qab no.
| Cov khoom | Metric | Imperial |
|---|---|---|
| Thermal expansion co-ntau npaum (@20-100℃/68-212℃F) | 11 µm / m degree | 6.11 µin / hauv℃F |
| Thermal conductivity | 11.7 W / mK | 81.2 BTU.in/hrft².℃F |
Fabrication thiab Thaum tshav kub kub kho
Machineability
Nimonic 75 alloy tuaj yeem ua tiav siv cov txheej txheem machining cov txheej txheem siv rau hlau -raws li alloys.
tsim
Cov hlau muaj qhov zoo ductility, thiab tuaj yeem tsim tau yooj yim siv txhua txoj hauv kev.
Vuam
Nimonic 75 alloy tuaj yeem welded siv cov txheej txheem vuam zoo xws li roj-tungsten arc vuam, tiv thaiv hlau-arc vuam thiab submerged- arc vuam.
Kev kho cua sov
Cov hlau tuaj yeem raug muab tshem tawm ntawm (1925℃F) thiab tom qab ntawd cua txias.
Forging
Cov hlau tuaj yeem ua rau kub forged ntawm qhov kub ntawm 982 txog 1204℃(1800 txog 2200℃F).
Ua haujlwm txias
Kev ua haujlwm txias ntawm cov hlau no tuaj yeem ua tiav siv cov cuab yeej txheem.
Annealing
Cov hlau tuaj yeem muab tso rau ntawm 1052℃(1925℃F) thiab cua txias.
Hardening
Lub alloy tuaj yeem hardened los ntawm kev ua haujlwm txias.
Lwm Lub Npe
Lwm cov npe uas sib npaug rau nimonic 75 alloy suav nrog cov hauv qab no:
TIAB SA 2.4630
TIAB SA 2.4951
Daim ntawv thov
Hauv qab no yog cov npe ntawm cov ntawv thov ntawm nimonic 75 alloy:
Gas-turbine cav
Muaj cua sov
Thaum tshav kub kub- cov cuab yeej kho mob thiab cov khoom siv kho mob
Nuclear engineering.
Peb cov khoom lag luam
| Daim ntawv khoom | Txheem Specifications | Hom Loj / Qhov Loj | Common Standards (Piv txwv) |
|---|---|---|---|
| Daim Ntawv & Phaj | Thickness: 0.5mm-50mm Dav: 1000mm - 2000mm Ntev: 2000mm - 6000mm |
• Coils/Strips • Txiav- mus rau -Length Sheets • Cov phaj hnyav |
ASTM B168, B906 thiab ASTM B168 ASME SB 168 EN 10095, DIN 17752 |
| Bar & Rod | Txoj kab uas hla: 6mm-300mm Ntev: 3000mm - 6000mm (ncaj) |
• Round Bars • Hexagonal Bars • Square Bars • Forging Billets |
ASTM B166 (qhib / bar) ASTM B564 (Tuam Tshoj) |
| Tube & Tube | Seamless Yeeb Nkab: OD 6mm - 300mm, SCH 5S rau XXS Welded Tube: OD 10mm - 500mm, Phab ntsa raws li xav tau Kub Exchanger Tube: OD 12.7mm - 50mm |
• Hydraulic & Instrumentation Tubing • Boiler & Kub Exchanger Tubes • Mechanical Tubing |
ASTM B167, B163, B517 / B75 ASTM B622 (tsis muaj seamless) ASTM B619 / B626 (welded) |
| Fittings & Flanges | Chav Kawm: 150 LBS txog 2500 LBS Teem caij: Matching yeeb nkab specifications |
• Luj tshib (90℃/ 45 degree) • Tees, Reducers, Caps • Qhov (Socket Weld & Butt) -Weld Fittings • Slip-On & Weld Neck Flanges |
ASTM SWB 366 ASME B16.9 / B16.5 MSS -SP-43 / SP-75 |
| Hlau & Electrodes | Txoj kab uas hla: 0.5mm - 5.0mm (Wire) Standard Sizes (Cov Electrodes) |
• Vuam Hlau (spool, coil) • Filler Hlau Rods • SMAW Electrodes |
AWS A5.14/A5.11 EN ISO 18274 / 14172 |
Tau txais cov khoom catalog tiav
Peb lub Hoobkas
Peb lub Hoobkas tau nruab nrog lub xeev - ntawm -- cov chaw tsim khoom kos duab. Lub chaw ua haujlwm zoo tshaj plaws melting thiab thermo- cov tshuab ua cov kab, suav nrog Lub Tshuab Nqus Tsev Induction Melting (VIM) cubs thiab precision dov mills, uas hloov cov ntaub ntawv raw mus rau qib siab - cov khoom siv hlau ua tau zoo hauv cov ntawv xws li daim hlau, nplooj ntawv, raj, thiab tuav. Txhawm rau kom ntseeg tau tias txhua yam khoom ua tau raws li cov txheej txheem thoob ntiaj teb nruj tshaj plaws thiab cov neeg siv khoom kos duab, peb ua haujlwm hauv - lub tsev kuaj mob nrog cov peev txheej xeem. Kev ntsuam xyuas suav nrog kev tshuaj xyuas tshuaj spectrometric, kuaj cov cuab yeej cuab yeej, thiab tsis yog -kev kuaj kev puas tsuaj (NDT) txoj kev xws li kev tshuaj xyuas ultrasonic thiab kev nkag mus. Kev tswj hwm los ntawm kev tswj hwm kev tswj hwm zoo, peb cov txheej txheem kev tsim khoom sib xyaw ua ke-los ntawm cov khoom siv raw mus rau cov khoom tiav- ua kom muaj kev nyab xeeb tag nrho thiab kev ruaj ntseg zoo.
