1. Q: ASTM B160 yog dab tsi, thiab nws qhia txog Nickel 201 round bars li cas ntawm cov tshuaj muaj pes tsawg leeg thiab cov khoom siv tshuab?
A: ASTM B 160yog tus qauv specification rau nickel pas nrig thiab bar, npog ob qho tib si Nickel 200 (UNS N02200) thiab Nickel 201 (UNS N02201) khoom. Qhov kev qhia tshwj xeeb no tsim cov kev cai tseem ceeb rau cov kab puag ncig, nrog rau lwm cov ntaub ntawv bar xws li hexagons thiab squares, kom ntseeg tau tias cov khoom ua tau raws li cov qauv tsim nyog rau kev thov kev lag luam.
Scope ntawm ASTM B160:Cov lus qhia tshwj xeeb suav nrog kub- ua haujlwm thiab txias- ua haujlwm nickel pas nrig thiab bar hauv ob qho tib si annealed thiab kev ntxhov siab-relieved tej yam kev mob. Nws siv rau cov kab puag ncig xws li me me - txoj kab uas hla precision tuav mus rau txoj kab uas hla loj dua siv rau forging thiab machining. Rau Nickel 201 tshwj xeeb, cov lus qhia tshwj xeeb tau txiav txim siab qis -carbon muaj pes tsawg leeg los xyuas kom meej qhov ua tau zoo ntawm qhov kub siab.
Chemical Composition Requirements:ASTM B160 txhais cov tshuaj muaj pes tsawg leeg txwv rau Nickel 201 (UNS N02201) raws li hauv qab no:
Nickel plus Cobalt:99.0% yam tsawg kawg nkaus - lub hauv paus ntsiab muab kev tiv thaiv corrosion thiab matrix rau txhua yam khoom
Cov pa roj carbon:0.02% siab tshaj - tus yam ntxwv txhais uas txawv Nickel 201 los ntawm Nickel 200 (uas tso cai 0.15% max). Cov ntsiab lus qis carbon no tshem tawm qhov kev pheej hmoo ntawm graphitization ntawm qhov kub siab.
Hlau:0.40% siab tshaj - tswj kom purity thiab corrosion kuj
Manganese:0.35% siab tshaj - deoxidizer thiab ntxiv dag zog rau lub cev
Silicon:0.35% siab tshaj - pab txhawb rau deoxidation thiab lub zog
Sulfur:0.01% siab tshaj - nruj me ntsis txwv vim hais tias leej faj tuaj yeem ua rau kub luv thaum ua haujlwm kub thiab tuaj yeem cuam tshuam rau corrosion kuj.
Tooj:0.25% siab tshaj - tswj kom tswj tau qhov purity ntawm npib tsib xee matrix
Mechanical Property Requirements:Rau npib tsib xee 201 puag ncig tuav nyob rau hauv cov mob annealed, ASTM B160 qhia meej:
Tensile zog:Yam tsawg kawg nkaus 55 ksi (380 MPa) rau cov tuav mus txog qee qhov diameters; 50 ksi (345 MPa) rau cov seem loj
Yield zog (0.2% offset):Yam tsawg kawg nkaus 15 ksi (105 MPa) rau cov kab me me; 12 ksi (83 MPa) rau cov seem loj
Elongation:Yam tsawg kawg 35% hauv 2 ntiv tes (50 mm) rau cov kab me me; 30% rau cov seem loj
Cov khoom siv kho tshuab no qhia txog qhov zoo tshaj plaws ductility thiab formability ntawm Nickel 201 nyob rau hauv cov mob annealed. Cov khoom siv tsis teb rau kev kho cua sov kom ntxiv dag zog; nws cov khoom yog ua tiav los ntawm kev tswj cov khoom sib xyaw thiab annealing.
Cov Qauv thiab Cov Qauv Khoom:ASTM B160 npog:
Kub- ua haujlwm tuav:Ua los ntawm kub dov los yog forging, feem ntau nyob rau hauv loj diameters
Txias- ua haujlwm tuav:Ua los ntawm kev kos duab txias, muab kev nruj dua qhov ntev ntev thiab txhim kho qhov chaw tiav
Annealed mob:Cov txheej txheem rau kev siv feem ntau, muab qhov siab tshaj plaws ductility thiab corrosion kuj
Kev ntxhov siab -txoj kev mob siab:Tej zaum yuav tau teev tseg rau cov ntawv thov uas yuav tsum tau txo cov kev ntxhov siab tom qab ua haujlwm txias
Certification thiab Traceability:Raws li ASTM B160, txhua qhov bar yuav tsum tau cim nrog cov chaw tsim khoom, tus lej tshwj xeeb, kev tsim cov hlau alloy (UNS N02201), thiab tus lej xov tooj cua sov rau tag nrho traceability. Mill daim ntawv qhia txog cov ntaub ntawv tshuaj ntsuam xyuas thiab cov khoom siv tshuab yuav tsum tau muab.
2. Q: Dab tsi yog qhov sib txawv tseem ceeb ntawm Nickel 200 thiab Nickel 201 puag ncig ib puag ncig ASTM B160, thiab vim li cas qhov kev sib txawv no tseem ceeb rau kev siv qhov kub thiab txias?
A:Thaum ob qho tib si Nickel 200 (UNS N02200) thiab Nickel 201 (UNS N02201) raug them raws li ASTM B160, qhov sib txawv ntawm ob qib kev lag luam ntshiab nickel yog qhov tseem ceeb rau cov ntawv thov uas muaj qhov kub siab. Qhov sib txawv yog yuav luag tag nrho hauv lawv cov ntsiab lus carbon, tab sis qhov cuam tshuam rau cov khoom siv tau zoo heev.
Qhov sib txawv ntawm cov ntsiab lus carbon:
Nickel 200 (UNS N02200):Cov ntsiab lus carbon ntau tshaj 0.15%
Nickel 201 (UNS N02201):Cov ntsiab lus carbon ntau tshaj 0.02%
Qhov no 0.13% qhov sib txawv ntawm cov pa roj carbon monoxide yuav zoo li me, tab sis nws muaj feem cuam tshuam rau cov khoom siv tus cwj pwm ntawm qhov kub siab tshaj li ntawm 315℃(600℃F).
Graphitization - Qhov Tseem Ceeb Failure Mechanism:Thaum Nickel 200 raug rau qhov kub thiab txias nyob rau hauv thaj tsam ntawm 315℃mus rau 600℃(600℃F mus rau 1112℃F) rau ncua sij hawm, cov pa roj carbon tam sim no nyob rau hauv matrix tuaj yeem precipitate tawm li dawb graphite ntawm grain ciam teb. Qhov tshwm sim no, hu ua graphitization, ua rau:
Embrittlement:Poob ductility thiab cuam tshuam tsis kam
Txo tensile zog:Kev qaug zog ntawm cov khoom siv
Intergranular tawg:Ua tsis tiav raws li cov ciam teb
Kev puas tsuaj loj:Nyob rau hauv cov xwm txheej hnyav, cia li tsis ua hauj lwm nyob rau hauv load
Nickel 201, nrog nws cov ultra- cov ntsiab lus carbon tsawg, tshem tawm txoj kev pheej hmoo ntawm graphitization. Cov pa roj carbon qib tsawg heev uas tsis muaj cov pa roj carbon txaus los tsim cov graphite precipitates, txawm tias tom qab ntev raug rau qhov ntsuas kub tseem ceeb.
Daim ntawv thov cuam tshuam:Qhov sib txawv dictates xaiv cov khoom raws li kev khiav hauj lwm kub:
Nickel 200 daim ntawv thov (txog 315℃/ 600℃F):
Kev pabcuam ambient thiab cryogenic
Nruab nrab -kub tshuaj ua haujlwm
Cov khoom siv roj teeb thiab kev siv hluav taws xob
Cov khoom siv ua zaub mov
Qhov twg tus nqi optimization yog qhov tseem ceeb (Nickel 200 feem ntau tsis tshua kim)
Nickel 201 daim ntawv thov (tshaj 315℃/ 600℃F):
Caustic evaporators thiab concentrators ua haujlwm ntawm qhov kub siab
Cov khoom siv hluavtaws fiber ntau (melt-spinning twj)
High -kub tshuaj reactors
Thaum tshav kub kub kho cua sov Cheebtsam
Txhua qhov kev pabcuam txhawb nqa siab tshaj 315℃(600℃F)
Machining thiab Fabrication Sib txawv:Thaum ob qib yog machinable thiab weldable, Nickel 201 cov ntsiab lus qis dua tuaj yeem cuam tshuam kev tsim khoom:
Weldability:Ob qib weld zoo, tab sis Nickel 201 cov pa roj carbon qis txo qhov kev pheej hmoo ntawm intergranular carbide nag lossis daus hauv tshav kub- thaj tsam cuam tshuam
Machining:Nickel 201 nyiam ua haujlwm zoo ib yam li Nickel 200; cov cuab yeej ntse thiab cov khoom noj zoo ib yam yuav tsum muaj rau ob qib
Kev xav txog kev yuav khoom:Thaum qhia ASTM B160 puag ncig bar, cov neeg yuav khoom yuav tsum qhia meej seb puas yuav tsum tau nickel 200 lossis Nickel 201. Feem ntau yuam kev muaj xws li:
Hloov Nickel 200 rau Nickel 201 nyob rau hauv siab -kev siv kub - qhov no yuav ua rau muaj kev pheej hmoo ntawm graphitization thiab ua tsis tiav ntxov
Tshaj - qhia txog Nickel 201 rau ambient applications - qhov no ntxiv cov nqi tsis tsim nyog
Cov ntsiab lus tsis meej pem uas tsis meej qhov txawv ntawm cov qib
Rau qhov tseem ceeb heev - qhov kub thiab txias kev pab cuam, ntawv pov thawj xyuas cov ntsiab lus carbon ntawm lossis qis dua 0.02% yog qhov tseem ceeb. Cov ntaub ntawv xeem Mill yuav tsum raug tshuaj xyuas kom paub meej tias cov khoom ua tau raws li cov kev txwv ntawm Nickel 201.
3. Q: Dab tsi yog qhov tseem ceeb fabrication thiab machining txiav txim siab rau ASTM B160 Nickel 201 round bars?
A:Kev tsim thiab machining ntawm ASTM B160 Nickel 201 puag ncig tuav yuav tsum muaj kev tshwj xeeb uas cuam tshuam cov khoom siv lub cev tshwj xeeb. Thaum Nickel 201 paub txog nws qhov zoo tshaj plaws ductility thiab corrosion kuj, nws tus cwj pwm thaum lub sij hawm machining thiab tsim txawv heev ntawm cov hlau los yog austenitic stainless hlau.
Machining yam ntxwv:Nickel 201 yog cais raws li "gummy" lossis "work- hardening" cov khoom, lub ntsiab lus nws nyiam:
Ua hauj lwm nyuaj sai:Cov txheej txheej saum npoo yuav nyuaj dua thiab nyuaj rau txiav thaum machining nce
Tsim cov chips txuas ntxiv:Ntev, stringy chips uas tuaj yeem cuam tshuam cov txheej txheem txiav
Ua kom tsis zoo thermal conductivity:Thaum tshav kub kub generated thaum lub sij hawm machining concentrates ntawm txiav ntug es dissipating los ntawm lub workpiece
Pom zoo Machining xyaum:Txhawm rau ua kom tau txais txiaj ntsig zoo ntawm Nickel 201 round bar, cov kev coj ua hauv qab no tau pom zoo:
Tooling xaiv:
Carbide Tooling:Qib C-2 lossis C-3 carbide inserts yog nyiam rau kev tsim khoom
High- steel ceev (HSS):Tsim nyog rau qis- ntim ua haujlwm, tab sis lub neej ntawm lub cuab yeej txo qis dua piv rau carbide
Ntse txiav ntug:Cov cuab yeej yuav tsum ceev ceev; dull cov cuab yeej ua rau kev ua hauj lwm hardening thiab cua sov tsim
Txiav Parameters:
Nto ceev:Rau cov cuab yeej carbide, 100 mus rau 150 nto taw ib feeb (SFM); rau HSS, 40 rau 60 SFM
Pub tus nqi:Kev sib tw nruj heev (0.005 txog 0.015 ntiv tes rau ib lub kiv puag ncig) raug pom zoo kom txiav hauv qab ua haujlwm- txheej tawv tawv
Qhov tob ntawm kev txiav:Qhov tob txaus kom tsis txhob rub thiab ua haujlwm tawv; Lub teeb txiav nrog qeeb qeeb yuav tsum zam
Coolant thiab lubrication:
Flood coolant yog qhov tseem ceeb rau cov cua kub dissipation thiab nti khiav tawm
Sulfur-raws li cov roj txiav feem ntau tsis pom zoo vim muaj kev pheej hmoo ntawm kev sib kis; dej- cov dej ua kua dej yog nyiam dua
Chip tswj:
Chip breakers ntawm cov cuab yeej pab tawg ntev, stringy chips
Kev tshem tawm nti tsis tu ncua tiv thaiv nti entanglement
Forging thiab Bending:Nyob rau hauv cov mob annealed, Nickel 201 puag ncig tuav pom zoo ductility:
Khoov:Kev khoov txias yog ua tau nrog khoov radii tsim nyog rau txoj kab uas hla bar
Ua hauj lwm hardening:Raws li lub bar yog tsim, ua hauj lwm hardening tshwm sim; complex duab yuav xav tau nruab nrab annealing
Springback:Nickel 201 nthuav tawm lub caij nplooj ntoo hlav nruab nrab; nyiaj pab yuav tsum tau ua nyob rau hauv tuag tsim
Welding Considerations:Thaum vuam Nickel 201 puag ncig tuav:
Filler hlau:Kev sib xyaw ua ke muab tub lim (ERNi-1) yuav tsum tau siv
Kev huv huv:Kev tu nruj yog qhov tseem ceeb kom tshem tawm cov kab mob uas tuaj yeem ua rau muaj kab mob
Thaum tshav kub kub input:Tswj cua sov input minimizes distortion thiab grain loj hlob
Ncej -welding kev kho mob:Rau cov tuav uas tau los nag- tawv (txawm hais tias Nickel 201 feem ntau tsis yog siv rau hauv cov xwm txheej tawv), tom qab-weld annealing tej zaum yuav tsum tau
Kub ua haujlwm:Nickel 201 tuaj yeem ua haujlwm kub kub ntawm 870℃txog 1230℃(1600℃F txog 2250℃F):
Forging:Cov cua kub sib xws rau kev ua haujlwm kub yog qhov tseem ceeb
Tsis txhob overheating:Qhov kub siab tshaj 1230℃(2250℃F) tuaj yeem ua rau cov qoob loo loj hlob thiab txo cov khoom
Cua txias:Cov cua txias feem ntau yog txaus tom qab ua haujlwm kub
Kev Tiv Thaiv Kab Mob:Nickel 201 yog rhiab heev rau kev sib kis los ntawm:
Sulfur:Los ntawm cov xaum cim, cov roj nplua nyeem, lossis cov kua dej txiav
Hlau thiab zinc:Los ntawm cov khoom khib nyiab lossis cov cuab yeej
Hlau:Hla- paug los ntawm cov cuab yeej carbon steel lossis cov chaw ua haujlwm
Cov cuab yeej tshwj xeeb, cov chaw ua haujlwm huv, thiab kev tuav cov khoom kom zoo yog qhov tseem ceeb los tiv thaiv kev sib kis ntawm qhov chaw uas tuaj yeem cuam tshuam kev tiv thaiv corrosion.
4. Q: Hauv cov ntawv thov tseem ceeb thiab kev lag luam dab tsi yog ASTM B160 Nickel 201 round bars feem ntau siv, thiab cov yam ntxwv ua tau zoo li cas rau cov kev xaiv no?
A:ASTM B160 Nickel 201 round bars tau teev tseg rau kev thov kev siv thoob plaws ntau qhov kev lag luam uas muaj kev sib xyaw ua ke ntawm kev tiv thaiv corrosion, siab - qhov kub thiab txias, thiab cov khoom siv tshuab yog qhov tseem ceeb. Kev xaiv ntawm Nickel 201 tshaj lwm cov ntaub ntawv yog tsav los ntawm cov yam ntxwv ntawm kev ua tau zoo uas qib no tshwj xeeb muab.
Kev Lag Luam Kev Lag Luam:Kev lag luam tshuaj ua lag luam sawv cev rau ib qho ntawm cov ntawv thov loj tshaj plaws rau Nickel 201 round tuav:
Caustic soda (NaOH) kev tsim khoom:Hauv kev tsim thiab tuav cov concentrated sodium hydroxide, Nickel 201 yog cov khoom nyiam. Round bar yog siv rau:
Valve stems thiab trim:Qhov twg tsis kam mus rau caustic embrittlement ntawm qhov kub siab yog qhov tseem ceeb
Pump shafts:Nyob rau hauv caustic hloov twj tso kua mis yuav tsum tau corrosion kuj thiab mechanical zog
Fasteners:Bolts, ceev, thiab studs rau cov khoom siv caustic
Chlor{0}}alkali kev lag luam:Tshaj li caustic tuav, Nickel 201 yog siv nyob rau hauv cov khoom raug rau ob qho tib si caustic thiab chlorine ib puag ncig, qhov twg nws tsis kam mus rau ob qho tib si xov xwm yog qhov tseem ceeb.
Fluorine thiab halogen ua:Hauv kev tsim cov tshuaj anhydrous hydrogen fluoride (HF) thiab lwm cov tshuaj fluorine, Nickel 201 round bar yog siv rau:
Instrumentation Cheebtsam:Nyob qhov twg huv si, corrosion-cov chaw tiv taus yog qhov tseem ceeb
Valve Cheebtsam:Hauv siab -purity halogen kev pabcuam
Cov tsav tsheb ua haujlwm:Exceptional tsis kam mus rau caustic alkalis, kev tiv thaiv rau caustic embrittlement, stability nyob rau hauv qhuav halogens, thiab qhov tsawg -carbon muaj pes tsawg leeg kom ntseeg tau siab - kub stability.
Synthetic Fiber Manufacturing:Hauv kev tsim cov khoom siv hluavtaws xws li rayon thiab spandex, Nickel 201 puag ncig tuav yog siv hauv:
Melt -spinning twj:Qhov twg cov khoom yuav tsum tiv thaiv ob qho tib si corrosive ib puag ncig thiab siab kub
Extrusion khoom:Cheebtsam raug rau molten polymers thiab ua tshuaj
Cov tsav tsheb ua haujlwm:Kev tiv thaiv rau ob qho tib si corrosion thiab nce siab -kub degradation (graphitization), ua ke nrog tsis muaj - paug cov khoom nto.
Electronics thiab roj teeb Manufacturing:Kev lag luam hluav taws xob siv nickel 201 round bars rau:
Roj teeb tabs thiab connectors:Qhov twg cov khoom siv hluav taws xob conductivity thiab corrosion kuj yog qhov tseem ceeb
Tam sim no collectors:Hauv lithium{0}}ion roj teeb raug tsim
Cov kab hluav taws xob:Rau cov khoom siv hluav taws xob uas xav tau tsis yog - cov khoom sib nqus
Cov tsav tsheb ua haujlwm:Cov khoom siv hluav taws xob zoo heev, tsis tshua muaj hlau nplaum permeability (Nickel 201 nthuav tawm cov hlau nplaum tsawg heev), thiab huv si, tsis yog - paug qhov chaw.
Food Processing thiab Pharmaceutical Industries:Hauv cov ntawv thov uas xav tau cov qauv kev tu cev nruj:
Mixer shafts thiab agitators:Qhov twg cov khoom purity thiab cleanability yog qhov tseem ceeb
Valve Cheebtsam:Hauv cov khoom siv huv huv
Instrumentation probes:Rau qhov ntsuas kub thiab siab ntsuas hauv cov khoom noj corrosive
Cov tsav tsheb ua haujlwm:Kev tiv thaiv rau cov roj acids thiab cov organic tebchaw, kev huv huv zoo, thiab FDA ua raws li cov khoom noj khoom haus.
Aerospace thiab Defense:Hauv cov ntawv thov tshwj xeeb aerospace:
Hydraulic system Cheebtsam:Qhov twg corrosion kuj thiab kev ntseeg tau yog qhov tseem ceeb
Instrumentation fittings:Hauv roj thiab hydraulic systems
Cryogenic daim ntawv thov:Nickel 201 khaws cia zoo ductility ntawm qhov kub thiab txias, ua rau nws haum rau cov kua hydrogen thiab kua oxygen systems.
Cov tsav tsheb ua haujlwm:Ductility ntawm qhov kub thiab txias, tsis yog- cov khoom sib nqus, thiab kev ntseeg siab.
Kev kho cua sov thiab cov khoom siv rauv:Hauv cov ntawv thov uas muaj qhov kub siab:
Furnace Fixturing:Cheebtsam uas yuav tsum tuav lub zog thiab tiv thaiv carburization ntawm qhov kub thiab txias
Kev kho cua sov pob tawb thiab racks:Rau kev ua cov khoom hauv siab - qhov cub kub
Cov tsav tsheb ua haujlwm:Qhov qis- carbon muaj pes tsawg leeg ua kom muaj kev tiv thaiv rau graphitization thaum lub sij hawm ntev siab - qhov kub thiab txias.
Khoom Specifications:Thaum muab ASTM B160 Nickel 201 round bar rau cov ntawv thov no, cov neeg yuav khoom yuav tsum qhia meej:
ASTM B 160raws li kev tswj hwm tus qauv
UNS N02201raws li lub npe alloy
Qhov xwm txheej:Feem ntau annealed rau siab tshaj plaws corrosion kuj thiab ductility
Txoj kab uas hla:Nrog rau qhov tsim nyog kam rau ua rau lub hom phiaj machining lossis kev ua haujlwm
Ntawv pov thawj:Mill test qhia txog tshuaj muaj pes tsawg leeg thiab cov khoom siv tshuab
Cov kev xav tau ntxiv:Kev kuaj PMI, kev kuaj xyuas tsis muaj kev puas tsuaj, lossis tshwj xeeb nto tiav raws li xav tau
5. Q: Dab tsi yog qhov kev lees paub zoo thiab kev soj ntsuam xyuas rau ASTM B160 Nickel 201 round bars, thiab ua li cas cov khoom no ua kom muaj kev ncaj ncees rau cov ntawv thov tseem ceeb?
A:Kev ruaj ntseg zoo thiab kev soj ntsuam yuav tsum tau ua rau ASTM B160 Nickel 201 round bars yog tsim los xyuas kom meej tias cov khoom ua tau raws li qhov kev thov nruj ntawm cov ntawv thov tseem ceeb. Los ntawm kev txheeb xyuas cov tshuaj muaj pes tsawg leeg mus rau qhov ntsuas qhov ntsuas thiab qhov ntsuas tsis muaj kev puas tsuaj, cov kev cai no muab kev ntseeg siab rau cov khoom siv ncaj ncees.
Chemical Composition Verification:Lub hauv paus ntawm kev lees paub zoo yog kev lees paub tias cov khoom ua tau raws li cov kev txwv ntawm Nickel 201:
Kev ntsuas kub:Txhua lub tshav kub (melt) ntawm cov khoom yuav tsum tau soj ntsuam xyuas kom ua raws li ASTM B160 cov kev cai muaj pes tsawg leeg. Analysis yuav tsum muaj xws li:
Nickel plus cobalt ntsiab lus (99.0% yam tsawg kawg nkaus)
Cov ntsiab lus carbon (0.02% siab tshaj - qhov tseem ceeb qhov txawv ntawm Nickel 201)
Hlau, manganese, silicon, sulfur, tooj liab, thiab lwm yam kab kawm
Cov khoom lag luam tsom xam:Thaum tau teev tseg, ib tus neeg tuav yuav raug soj ntsuam cov khoom lag luam txhawm rau txheeb xyuas qhov sib xws.
Positive Material Identification (PMI):Rau cov ntawv thov tseem ceeb, PMI siv X-ray fluorescence (XRF) lossis optical emission spectroscopy yog ua nyob rau hauv txhua lub bar lossis ib tus qauv sawv cev kom paub meej tias qib alloy. Qhov no yog qhov tseem ceeb tshwj xeeb rau cov ntawv thov uas qhov sib txawv ntawm Nickel 200 thiab Nickel 201 yog qhov tseem ceeb.
Mechanical Property Verification:ASTM B160 yuav tsum tau kuaj xyuas txhua yam kom paub meej tias cov khoom ua tau raws li cov khoom teev tseg:
Tensile xeem:Cov qauv neeg sawv cev ntawm cov khoom siv hluav taws xob thiab cov khoom siv tau raug kuaj xyuas kom paub tseeb:
Lub zog tensile
Yield zog (0.2% offset)
Elongation (feem pua hauv 2 ntiv tes lossis 50 hli)
Kev kuaj Hardness:Tej zaum yuav ua tau raws li kev ntsuas kev tswj xyuas kom zoo los xyuas kom meej tias kev kho cua sov zoo ib yam.
Xeem zaus:Kev ntsuam xyuas tshuab feem ntau ua rau ib qho cua sov thiab ib qho kev kho cua sov.
Dimensional soj ntsuam:ASTM B160 qhia txog qhov ntev ntev uas yuav tsum tau kuaj xyuas:
Txoj kab uas hla:Rau cov kab puag ncig, kam rau ua tau teev raws li txoj kab uas hla thiab kev tsim khoom (kub- dov, txias- kos, lossis hauv av)
Ntev:Txheem ntev los yog kev cai ntev raws li tau teev tseg
Ncaj nraim:Qhov siab tshaj qhov sib txawv ntawm ib chav tsev ntev, tshwj xeeb tshaj yog qhov tseem ceeb rau cov tuav tau npaj rau kev siv lub tshuab ntsia hlau tsis siv neeg
Deg mob:Kev ywj pheej ntawm laps, seams, scale, thiab lwm yam defects uas yuav cuam tshuam rau kev ua tau zoo
Nondestructive Examination (NDE):Rau cov ntawv thov tseem ceeb, cov kev cai NDE ntxiv yuav raug teev tseg:
Kev kuaj ultrasonic (UT):Rau qhov loj dua - txoj kab uas hla, kev tshuaj xyuas ultrasonic kuaj pom qhov tsis xws luag xws li suav nrog, voids, lossis laminations
Eddy tam sim no xeem (ET):Rau me me - txoj kab uas hla, eddy tam sim no kuaj xyuas qhov chaw thiab ze ntawm - deg defects
Kev kuaj kua dej (PT):Rau kev ntsuam xyuas saum npoo kom pom cov kab nrib pleb, laps, lossis lwm qhov chaw - tawg tsis xws luag
Visual Examination:Txhua lub bar yuav tsum tau kuaj pom pom rau:
Deg defects (laps, seams, tawg, nplai)
Ncaj thiab nto tiav
Kev txheeb xyuas kom raug
Kev txheeb xyuas thiab Traceability:ASTM B160 xav kom txhua lub bar yuav tsum cim nrog:
Tus neeg tsim khoom lub npe lossis lub cim lag luam
Specification naj npawb (ASTM B160)
Alloy npe (UNS N02201 lossis Nickel 201)
Thaum tshav kub kub tooj rau tag nrho traceability
Qhov xwm txheej (yog tias tsis yog annealed)
Cov cim no ua kom ntseeg tau tias cov khoom tuaj yeem taug qab mus rau nws qhov qub cua sov thiab cov ntaub ntawv tsim khoom thoob plaws hauv nws lub neej kev pabcuam.
Cov ntaub ntawv pov thawj:Cov chaw tsim khoom yuav tsum muab daim ntawv qhia txog kev xeem zeb (MTR) los yog daim ntawv pov thawj ntawm kev ua raws li qhov muaj xws li:
Tus neeg tsim khoom lub npe
Specification naj npawb (ASTM B160)
Alloy npe (UNS N02201)
Kub naj npawb
Tshuaj ntsuam xyuas tau
Mechanical Property Test Results
Cov ntsiab lus kho cua sov (yog tias muaj)
Nqe lus piav qhia txog kev ua raws li ASTM B160
Cov Lus Qhia Ntxiv:Rau cov ntawv thov tseem ceeb, cov neeg yuav khoom tuaj yeem teev cov kev xav tau ntxiv:
Thib peb-kev soj ntsuam tog:Kev tshawb nrhiav ywj pheej ntawm kev tsim khoom thiab kev sim
Kev sim ua pov thawj:Cov neeg yuav khoom muaj nyob thaum kuaj tshuab lossis NDE
Tshwj xeeb nto tiav:Hauv av los yog polished nto nrog cov txheej txheem roughness
Ntim tshwj xeeb:Kev tiv thaiv ntawm qhov chaw thaum xa khoom
Extended traceability:Cov ntaub ntawv ntawm kev ua cov kauj ruam dhau ntawm cov ntawv tshaj tawm zeb
Daim ntawv thov -Cov Lus Qhia Tshwj Xeeb:Qee qhov kev lag luam tsim cov kev xav tau zoo ntxiv:
Aerospace:Ua raws li AMS specifications thiab AS9100 kev tswj xyuas zoo
Nuclear:Ua raws li ASME Tshooj III cov cai
Roj thiab roj:Kev lees paub ntawm NACE MR0175 / ISO 15156 kev ua raws cai rau daim ntawv thov kev pabcuam qaub
Pharmaceutical:Cov ntaub ntawv ntawm kev huv ntawm qhov chaw thiab cov pa phem -dawb
Txais Kev Tshawb Fawb:Thaum tau txais kev pom zoo, cov neeg yuav khoom yuav tsum ua qhov kev tshuaj ntsuam xyuas kom paub tseeb tias:
Cov khoom siv kos npe sib phim cov kev txiav txim yuav khoom
Mill daim ntawv ntsuam xyuas ua tiav thiab ua raws li cov khoom cim
Kev pom kev pom tau raws li qhov xav tau
Dimensions yog nyob rau hauv lub tolerances
Kev txheeb xyuas PMI rau cov ntawv thov tseem ceeb
Los ntawm kev ua raws li cov kev lees paub zoo thiab kev soj ntsuam xyuas, ASTM B160 Nickel 201 round bars tuaj yeem teev nrog kev ntseeg siab rau cov kev xav tau tshaj plaws hauv kev ua tshuaj, hluav taws xob, aerospace, thiab lwm yam kev lag luam tseem ceeb.
