Daim ntawv thov ntawm C61900 tooj liab yog dab tsi?
1. Marine & Offshore Engineering
Propulsion Components: Cov shafts shafts, tail shafts, thiab intermediate shafts rau kev lag luam ships, naval nkoj, thiab offshore platforms. Nws corrosion kuj rau seawater (xws li chlorides thiab biofouling) thiab siab tensile zog tiv taus lub zog torque thiab hydrodynamic rog ntawm marine propulsion.
Valves & Fittings: Lub rooj vag li qub, lub ntiaj teb li qub, kos li qub, thiab flanges rau seawater cooling systems, ballast tanks, thiab offshore oil/gas pipelines. Lub alloy tiv taus pitting, crevice corrosion, thiab yaig-corrosion nyob rau hauv ib puag ncig dej ntsev.
Hull & Deck Hardware: Rudder bearings, stern tube bushings, stabilizer Cheebtsam, thiab mooring fittings. Nws hnav tsis kam tiv thaiv galling (hlau-rau-hlau adhesion) nyob rau hauv submerged los yog ntub dej, ua kom lub neej ntev kev pab cuam.
Cov khoom siv subsea: Manifold Cheebtsam, subsea connectors, thiab wellhead qhov chaw rau offshore roj thiab roj tshawb nrhiav. Nws tuav cov txheej txheem kev ncaj ncees ntawm qhov tob heev (txog 3,000 meters) thiab tiv thaiv corrosion los ntawm dej hiav txwv saturated thiab hydrocarbons.
2. Muaj Machinery & Khoom siv
Pumps & Compressors: Impellers, casings, hnav rings, thiab shafts rau centrifugal twj, reciprocating compressors, thiab rotary lobe twj tuav corrosive kua (xws li, acids, alkalis, slurries) los yog abrasive media. Nws hardness thiab hnav tsis kam txo kev puas tsuaj los ntawm particle yaig.
Gears & Bearings: Spur gears, bevel gears, worm gears, and plain bearings for heavy{0}}duty machinery (xws li, mining equipment, steel mills, and power generators). Cov ntsiab lus txhuas txhim khu kev ua haujlwm rau precision iav txiav, thaum aluminium-nickel matrix muab kev thauj khoom- muaj peev xwm.
Hydraulic & Pneumatic Cheebtsam: Lub tog raj kheej, pistons, valve spools, thiab hydraulic fittings rau industrial hydraulic systems. Nws tiv taus siab (txog 35 MPa) thiab tiv thaiv corrosion los ntawm cov kua dej hydraulic (cov roj ntxhia, roj hluavtaws).
Machining cuab yeej & Fixtures: Collets, chucks, thiab cov cuab yeej tuav rau cov tshuab ua hlau. Nws rigidity thiab hnav tsis kam tuav qhov tseeb qhov tseeb thaum lub sij hawm siab -machining ceev.
3. Aerospace & Kws muaj txuj ci
Aircraft Hydraulic Systems: Valve lub cev, kab hydraulic, thiab actuator Cheebtsam rau kev lag luam thiab tub rog aircraft. Nws ua tau raws li cov qauv hauv aerospace rau lub zog- rau- qhov hnyav piv thiab tsis kam rau aviation fuels (Jet A-1, JP-8) thiab hydraulic kua (MIL-PRF-83282).
Cov cuab yeej tiv thaiv: Cov phom phom phom, cov khoom siv foob pob hluav taws, thiab cov phom sij rau cov tsheb tub rog thiab cov nkoj tub rog. Nws lub zog tensile siab (txog 900 MPa) thiab cuam tshuam tsis kam tiv taus lub zog ballistic thiab hnyav teb.
Avionics Cua Txias Systems: Kub exchanger raj thiab fins rau aircraft cav txias. Nws thermal conductivity (120-150 W / m·K) thiab corrosion kuj rau coolants (ethylene glycol, deionized dej) optimize tshav kub hloov efficiency.
4. Tsheb & Tsheb thauj mus los
Hnyav-Lub luag haujlwm ntawm lub tsheb: Camshafts, crankshaft bearings, thiab kis tau tus mob rau cov tsheb thauj khoom, tsheb npav, thiab cov khoom siv tsim kho. Nws ua haujlwm siab lub cav kub (txog 250 degree) thiab tiv taus hnav los ntawm kev sib cuag tsis tu ncua.
Automotive Hydraulic: Nres calipers, lub tog raj kheej kheej, thiab cov khoom siv clutch rau cov tsheb ua haujlwm thiab cov tsheb thauj khoom lag luam. Nws machinability enables nruj tolerances rau hydraulic sealing, thaum corrosion kuj tiv thaiv nres dej degradation.
Cov Khoom Siv Hluav Taws Xob: Bogie bearings, axle boxes, thiab coupling components for freight trains and high -speed rail. Nws tiv taus kev co, hnyav loads, thiab raug rau atmospheric corrosion ( nag, daus, txoj kev ntsev).
5. Kev lag luam tshuaj thiab Petrochemical
Txheej Txheem Piping & Vessels: Cov kav dej, lub luj tshib, thiab cov hlab ntsha siab rau kev tuav cov tshuaj corrosive (xws li sulfuric acid, hydrochloric acid, thiab cov kuab tshuaj organic). Nws tiv taus kev xeb dav dav, kev ntxhov siab corrosion tawg (SCC), thiab intergranular corrosion.
Reactor Cheebtsam: Agitator shafts, impellers, thiab reactor internals rau tshuaj synthesis reactors thiab polymerization hlab ntsha. Nws qhov siab - qhov kub thiab txias (txog 300 degree) thiab tiv thaiv cov tshuaj lom catalyst kom ntseeg tau cov txheej txheem.
Kev kho dej khib nyiab: Aerator shafts, twj impellers, thiab lim xov xwm rau cov chaw kho dej khib nyiab. Nws tiv taus corrosion los ntawm chlorinated dej, dej phwj tuaj, thiab cov khoom siv hluav taws xob (hnyav hlau, organic paug).
6. Kev tsim hluav taws xob
Thermal fais fab nroj tsuag: Boiler feedwater twj tso kua mis, turbine bearings, thiab condenser raj rau thee - rho tawm, roj - raug rho tawm haujlwm, thiab nuclear fais fab nroj tsuag. Nws tiv taus corrosion los ntawm siab - qhov kub thiab txias (txog 280 degree) thiab dej condensate.
Lub zog tauj dua tshiab: Cua turbine gearbox Cheebtsam (cov iav, bearings) thiab hnub ci thermal system tshav kub exchangers. Nws durability withstands lub cyclic loads ntawm cua zog tiam thiab lub thermal cycling ntawm lub hnub ci tshuab.
Dab tsi yog cov qauv kev ua haujlwm rau C61900 tooj liab?
1. Unified Numbering System (UNS) – North America
Standard DesignationDaim ntawv pov thawj: UNS C61900 (ASTM International / SAE International)
Cov ntsiab lus tseem ceeb:
Txhais cov tshuaj muaj pes tsawg leeg txwv (piv txwv li, Cu: 76.0–81.0%, Al: 9.0–11.0%, Ni: 4.0–6.0%, Fe: 2.0–4.0%, Pb: 0.8–1.5%).
Qhia cov khoom siv rau cov ntaub ntawv cam khwb cia thiab wrought (lub zog tensile Ntau dua los yog sib npaug rau 620 MPa, yield zog Ntau dua los yog sib npaug rau 310 MPa, elongation Ntau dua lossis sib npaug li 10% rau raws li - cov khoom cam khwb cia).
Cov ntaub ntawv pov thawj kev sim rau hardness (Brinell, Rockwell), kev tiv thaiv corrosion (salt spray, crevice corrosion), thiab tsis yog - kuaj kev puas tsuaj (ultrasonic, radiography).
Associated ASTM Cov Qauv:
ASTM B150 / B150M: Txuj Specification rau Copper Alloy Sand Castings. Npog cov tshuaj muaj pes tsawg leeg, cov khoom siv kho tshuab, thiab cov kev xav tau zoo rau C61900 xuab zeb castings.
ASTM B505/B505M: Txuj Specification rau Copper Alloy Nruam Castings. Tswj nruam nruam C61900 billets, tuav, thiab hlab.
ASTM B622/B622M: Txuj Specification rau Copper Alloy Forgings. Txhais cov kev cai rau kub -forged C61900 Cheebtsam (piv txwv li, iav, ncej).
ASTM B466/B466M: Txuj Specification rau Copper Alloy Yeeb Nkab thiab Tubing. Npog seamless thiab welded C61900 yeeb nkab rau kev thauj dej.
2. European Standards (EN)
Standard DesignationTS EN 1982: 2008 (Tshooj thiab tooj liab alloys - Castings)
Alloy DesignationCuAl10Ni5Fe4Pb (EN 1982 tsim rau C61900)
Cov ntsiab lus tseem ceeb:
Aligns nrog UNS C61900 cov tshuaj muaj pes tsawg leeg thiab cov khoom siv kho tshuab rau cov khoom cam khwb cia.
Xws li cov kev cai rau kev ua haujlwm zoo (piv txwv li, qhov siab tshaj plaws porosity, shrinkage, thiab txwv kev suav nrog).
Qhia txog cov kev sim rau kev cuam tshuam (kev xeem Charpy), qaug zog, thiab corrosion kuj (EN ISO 15156 rau kev pabcuam qaub).
Associated EN Standards:
TS EN 12420: Copper thiab tooj liab alloys - Seamless raj rau lub hom phiaj dav dav. Siv rau C61900 seamless tubing rau kev siv tshuab.
TS EN 12165: Copper thiab tooj liab alloys - Forgings. Npog kub -forged C61900 Cheebtsam rau mechanical engineering.
TS EN ISO 643 Kev Tswj Xyuas Kev Nyab Xeeb: Cov khoom siv hlau - Brinell hardness test. Standardizes hardness kuaj rau C61900.
3. German Standards (DIN)
Standard Designation: DIN 1705: 2013 (Copper thiab tooj liab alloy castings)
Alloy DesignationCuAl10Fe5Ni5Pb (DIN 2.0922, sib npaug rau C61900)
Cov ntsiab lus tseem ceeb:
Txhais cov tshuaj muaj pes tsawg leeg (Cu: 76.0–81.0%, Al: 9.0–11.0%, Ni: 4.0–6.0%, Fe: 3.0–5.0%, Pb: 0.8–1.5%) thiab cov khoom siv kho tshuab (lub zog tensile Ntau dua lossis sib npaug rau 600 MPa, yield zog rau ntau dua 0.
Xws li qhov yuav tsum tau muaj rau qhov raug qhov tseeb, qhov chaw tiav, thiab tsis yog - kuaj kev puas tsuaj (kev tshuaj xyuas cov khoom sib nqus, tshuaj ntsuam xyuas cov kua dej).
Associated DIN Standards:
TIAB SA 17662: Copper and Copper alloy tubes – Seamless tubes for heat exchangers and condensers. Siv rau C61900 tubing rau kev tsim hluav taws xob thiab kev lag luam txias.
TS EN ISO 1481: 2019: Cov khoom siv hlau - Kev ntsuas Tensile ntawm ambient kub. Standardizes tensile lub zog kuaj rau C61900.
4. Japanese Industrial Standards (JIS)
Standard Designation: JIS H 5202: 2016 (Copper alloy castings)
Alloy Designation: CAC903 (JIS sib npaug rau C61900)
Cov ntsiab lus tseem ceeb:
Matches UNS C61900 cov tshuaj muaj pes tsawg leeg thiab cov khoom siv kho tshuab rau cov khoom cam khwb cia.
Qhia meej txog qhov yuav tsum tau ua kom zoo rau qhov tsis xws luag (piv txwv li, kab nrib pleb, blowholes, thiab kev sib cais).
Xws li kev sim rau kev tiv thaiv corrosion hauv dej hiav txwv (JIS Z 2371 ntsev tshuaj tsuag) thiab hnav tsis kam (JIS K 7218 abrasion test).
Associated JIS Standards:
JIS H 3300: Copper thiab tooj liab alloy raj. Npog seamless C61900 raj rau marine thiab industrial daim ntaub ntawv.
TIAB SA 3250: Copper thiab tooj liab alloy forgings. Siv rau kub -forged C61900 Cheebtsam rau tshuab.
5. International Organization for Standardization (ISO)
Standard DesignationTS EN ISO 13385: 2019 Copper thiab tooj liab alloys - Castings rau kev tsim vaj tsev dav dav
Alloy DesignationCuAl10Ni5Fe4 (ISO tsim rau C61900, tsis suav nrog txhuas; ISO 13385 kuj tseem suav nrog cov qauv coj ua nrog cov npe ntxiv)
Cov ntsiab lus tseem ceeb:
Muab kev sib haum xeeb thoob ntiaj teb ntawm cov tshuaj muaj pes tsawg leeg thiab cov khoom siv cuab yeej cuab tam rau C61900 castings.
Ua ke nrog cov qauv hauv cheeb tsam (ASTM, EN, DIN) los pab txhawb kev lag luam thoob ntiaj teb thiab cov khoom sib cuam tshuam.
Qhia meej txog kev lees paub rau kev ua haujlwm zoo thiab cov qauv kev sim (ISO 6892 rau kev kuaj tensile, ISO 10032 rau hardness test).
6. Cov Qauv Tub Rog (MIL)
Standard Designation: MIL-B-24385 (Tub rog Specification rau Copper Alloy Castings, Leaded Nickel-Aluminium Bronze)
Cov ntsiab lus tseem ceeb:
Ua tau raws li qhov yuav tsum tau ua haujlwm nruj rau kev siv tiv thaiv (piv txwv li, nkoj nkoj, dav hlau, thiab tsheb tub rog).
suav nrog kev sim ntxiv rau kev tiv thaiv ballistic, siab - qhov kub thiab txias (txog 350 degree), thiab tiv thaiv cov tshuaj tua kab mob.
Yuav tsum tau traceability ntawm raw cov ntaub ntawv thiab raug cov txheej txheem los xyuas kom meej kev tswj zoo.
