
Apo mainjiniya anotsanangura a Stellite bushing factory, havasi kungorayira chikamu-vari kuchengetedza kuenderera mberi kwekushanda pasi pekumanikidzwa kwakanyanya, kupisa, uye abrasion. Isu takaona hydraulic pombi maassemblies achikundikana pa3,000 psi nekuti iyo bushing's microstructure yakashaya yunifomu cobalt carbide dispersion. Isu takaona mavharuvhu ekumahombekombe achibatwa mushure memwedzi gumi nemisere-kwete kubva mukuora, asi kubva mukuomarara kusingaenderane kune mhiri kweStellite 6 yakavharika. Idzi hadzisi njodzi dzedzidziso. Iwo madhizaini-akatenderwa ekutadza modhi anopatsanura vatengesi vezvigadzirwa kubva kune vechokwadi vanobatika.
Stellite bushings haakundike pa lathe. Vanokundikana pane metallurgical interface. Kushivirira kwe 0.05 mm hakurevi chinhu kana substrate-to-alloy bond ikashaya kutendeseka-kana kana nzvimbo dzakakanganiswa nekupisa dzichidzikamisa kugadzikana kwecarbide panguva yemashure-weld machining. PaQINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Chese chikamu cheStellite chinotanga neAMS 5387-yakasimbiswa T800 alloy ingots, inoteedzera kunyunguduka batch uye tensile bvunzo mishumo. Isu hatisi "sosi" cobalt-nickel zvinhu-isu tinogadziridza maitiro ekurapa kupisa nevatinoshanda navo vekutanga kubata Rockwell C 42–48 *kuburikidza nechikamu chizere chemuchinjikwa*, kwete pamusoro chete. Ndokusaka piston pump cylinder bushings yedu ichipfuura 12,000 maawa muhigh-silt oilfield service: kuomarara hakuyerwe pane imwe nguva-inosimbiswa pakadzika matatu radial uchishandisa micro-Vickers kuyedza.
Vatengi vazhinji vanotarisana nebhodhoro rakavanzika: kukanda shrinkage kunokanganisa kubereka geometry kusati kwatanga machining. Sand-cast Stellite bushings inowanzoda + 0.3 mm stock allowance-ipapo inorasikirwa ne0.15 mm mukushungurudzika-kurerutsa kukanganisa. Isu tinobvisa iyo cascade. Yedu ISO-inoenderana nzvimbo inobata investimendi kukanda * uye * 5-axis CNC kukuya munzvimbo imwe inodzorwa. Isu tinokanda iyo yakaoma blank ne 0.08 mm dimensional kushivirira pane yakakosha maID, tobva tapedzisa-chigayo chekuisa chisimbiso uye tinya-inokodzera OD mune imwechete setup-hapana kugadzirisa zvakare, hapana kupisa kwemafuta pakati pemaitiro. Kuinjiniya mota winch centre shaft rollers, izvi zvinodimbura nguva yekutungamira ne37% maringe nekutevedzana kwekubuda kunze. Vatengi vanotiudza kuhwina kukuru hakusi kukurumidza-kufembera. Hapasisina maminitsi ekupedzisira eGD&T waivers nekuti iyo as-cast ID yakabuda kunze kweiyo spec.
Isu tinoongorora maStellite bushings kunge achamhanyisa yako subsea BOP stack-kwete sekuti ivo vachagara pasherufu. Yese mijenya inoitwa ultrasonic bvunzo ye subsurface porosity, inoteverwa nedhayi-inopinda nekuongorora yeese mating nzvimbo. Asi musiyano chaiwo ndeyekusimbisa kwekushanda: isu tinodzvanya-yedza akapedza bushings kusvika 1.5 × yakayerwa system kudzvanywa tichitenderedza pa120 RPM pakatarisana neakaomeswa majenari esimbi. Kana kuvuza kuchipfuura 0.3 cc/min kana torque spikes> 8%, chikamu chinotadza — kunyangwe chikapfuura cheki chese. Izvi zvinodzokorora mamiriro chaiwo ekutanga pombi apo kupisa kwekuwedzera kusawirirana kunokonzeresa kwechinguvana galling. Isu tinonyora yega yega test curve, kwete kungopfuura / kukundikana. Iwe unowana iyo mbishi data-kwete chete chitambi.
A "tsika" Stellite bushing inongounza kukosha kana ichigadzirisa yako chaiyo yekutadza maitiro. Isu takavaka isiri-yakajairwa geometri kune vatengi vanoda:
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