Hastelloy C2000 Nickel Alloy Yeeb Nkab

Hastelloy C2000 Nickel Alloy Yeeb Nkabyog cov tshuaj-annealed, corrosion-resistant Ni-Cr-Mo cov khoom uas yog txhob txwm tshaj tawm tooj liab ntxiv, thiab tooj liab yog tag nrho zaj dab neeg. Txhua lwm C-tsev neeg alloy, los ntawm C276 txog C22, sib npaug oxidizing thiab txo cov kua qaub tiv thaiv nrog chromium thiab molybdenum ib leeg. C2000 siv tib lub moj khaum thiab ntxiv 1.30-1.90% tooj liab, uas hloov cov alloy tus cwj pwm nyob rau hauv sulfuric acid thiab lwm yam uas txo cov acids txaus uas muaj ntau yam tshuaj cog kab npe teev nws qhov twg C276 thiab C22 zaum ntawm ntug.

 

Cov khoom yog muab raws li ASTM B622 rau seamless yeeb nkab thiab raj, nrog welded sib npaug raws li ASTM B619 thiab B626. Nws raug cais raws li qis-carbon Ni-Cr-Mo-Cu alloy, thiab cov tooj liab ntxiv yog dab tsi cais nws los ntawm qhov seem ntawm C-series. Cov hlau tseem muaj npe nyob rau hauv ASME SB-622 rau kev siv ciam teb siab, uas yog daim ntawv feem ntau petrochemical thiab FGD nug tau sau tawm tsam.

Alloy C2000 Yeeb Nkab Specifications

Cov qauv	ASTM B619, ASTM B622 / ASME SB619, ASME SB622, ASTM B 619; ASME SB 619 (welded); ASTM B 622; ASME SB 622 (Seamless)
Seamless yeeb nkab loj	3.35 hli OD txog 101.6 hli OD
Welded yeeb nkab loj	6.35 hli OD txog 152 hli OD
Phab ntsa thickness	0.020 "-0.220" lossis ntau dua
Hom	Seamless, ERW, EFW, Welded, Fabricated
Ntev	Ib qho Random, Ob Chav Random, Txheem & Txiav ntev
Ua kom tiav	Polished, AP (Annealed & Pickled), BA (Cim & Annealed), MF
Xaus	Plain End, Beveled kawg, Treaded
Daim Ntawv Pov Thawj	Chaw tsim tshuaj paus Test Certificate
	Laboratory Test Certificate los ntawm Govt. Pom zoo Lab.
	SGS Thib Peb-Kev Tshawb Fawb

Hu rau tam sim no

Tshuaj muaj pes tsawg leeg ntawm Hastelloy C2000 yeeb nkab rau ASTM B622

Cov lus hauv qab no teev cov ASTM B622 cua sov- tsom xam txwv rau UNS N06200. Nickel yog cov khoom sib npaug thiab feem ntau yog tam sim no ntawm 59% yam tsawg kawg nkaus, nrog cov qib chromium thiab molybdenum nyob ze rau C22 profile thaum tooj liab tuav cov qhab uas C22 tsis muaj.

 

Lub ntsiab	Kev txwv kev txwv,%
Ni	59.0 min (sib npaug)
Cr	22.0 - 24.0
Mo	15.0 - 17.0
Cu	1.30 - 1.90
Fe	3.0 max
Co	2.0 max
Mn	0.50 max
Si	0.08 max
C	0.010 max
P	0.025 max
S	0.010 max

 

Peb tus lej hauv lub rooj no nqa qhov hnyav ntawm engineering. Qhov 22.0-24.0% chromium ntau yog qhov siab tshaj plaws hauv C-series tsev neeg thiab tsav tsis kam mus rau oxidizing media xws li nitric acid, ferric chloride, thiab aerated sulfuric acid. Lub 15.0-17.0% molybdenum ntau yam muab qhov txo-acid resistance uas npib tsib xee-molybdenum alloys paub txog. Cov kab tooj liab, 1.30-1.90%, yog lub caij uas tsis muaj lwm yam C-tsev neeg alloy nqa, thiab nws yog vim li cas C2000 yeeb nkab yog thawj kab xaiv rau sulfuric acid kev pab cuam qhov twg C276 thiab C22 qhia ciam teb tus cwj pwm.

 

0.010% carbon siab tshaj plaws yog lwm yam tseem ceeb. Cov pa roj carbon tsawg ua kom cov hlau nyob hauv cov tshuaj-annealed mob ruaj khov thiab txwv kev tsim cov nplej- ciam teb carbides thaum vuam thiab kev pabcuam hauv 650-980℃rhiab heev. Ua ke nrog nruj 0.08% silicon siab tshaj plaws, nws yog ib qho ntawm cov laj thawj C2000 yeeb nkab tuaj yeem welded hauv thaj teb yam tsis muaj kev kho cua sov tom qab vuam hauv cov kev pabcuam feem ntau.

 

Mechanical zog ntawm C2000 yeeb nkab nyob rau hauv lub annealed mob

ASTM B622 yuav tsum muaj cov cuab yeej cuab tam yam tsawg kawg nkaus hauv qab no rau UNS N06200 seamless yeeb nkab hauv cov tshuaj -annealed mob, uas yog cov xwm txheej uas cov yeeb nkab ib txwm xa thiab siv:

 

Khoom	Yam tsawg kawg nkaus tus nqi (ASTM B622)
Tensile zog	690 MPa (100 ksi)
Yield zog, 0.2% offset	310 MPa (45 ksi)
Elongation hauv 2 hauv (50.8mm)	40%

 

Cov no yog cov txiaj ntsig tau lees paub uas tshwm sim ntawm daim ntawv pov thawj zeb xeem. Cov nqi tsim khoom tiag tiag khiav ntau dua: Haynes International cov ntaub ntawv tshaj tawm rau kev daws teeb meem -cov ntawv annealed qhia ib puag ncig 752 MPa tensile thiab 359 MPa tawm los ntawm chav tsev kub, thiab cov yeeb nkab elongation raug 40-45%. Qhov tsim nyog rau tus neeg yuav cov yeeb nkab yog tias C2000 yog cov khoom siv tag nrho, tsis yog corrosion{10}}tsuas yog xaiv. Nws nqa ASME B31.3 tsim tso cai rau piv rau lwm cov wrought C-series alloys, thiab tib lub phab ntsa-thickness xam logic siv rau C276 lossis C22.

 

Lub cev muaj zog thiab cov ntaub ntawv hnyav

Qhov ceev ntawm Hastelloy C2000 yog 8.5 g / cm³ (0.307 lb / in³), me ntsis qis dua C276 vim yog cov ntsiab lus tooj liab. Lub theoretical qhov hnyav ntawm C2000 yeeb nkab yog xam nrog tib lub nickel -alloy mis siv nyob rau hauv cov khoom ntau yam: qhov hnyav hauv kg ib 'meter' sib npaug 0.02466 zaug (sab nraud txoj kab uas hla rho tawm phab ntsa thickness) lub sij hawm phab ntsa thickness, nrog tag nrho qhov ntev ntawm millimeters. A DN100 (114.3 mm) SCH 40S C2000 yeeb nkab nrog 6.02 hli phab ntsa yog li ua haujlwm tawm mus txog kwv yees li 16.07 kg / m ua ntej zeb kam rau ua, thiab qhov no yog daim duab siv rau kev hais lus thiab kev thauj khoom tshwj tsis yog tias qhov kev txiav txim qhia qhov hnyav hnyav.

 

Khoom	Tus nqi
Qhov ntom	8.5 g / cm³
Melting ntau	1350 - 1400℃(kwv yees.)
Modulus ntawm elasticity (chav temp)	213 GPa (kwv yees)
Hluav taws xob resistivity (chav temp)	1.26 μΩ (kwv yees)
Thermal conductivity, 100 degree	11.4 W/m·K (kwv yees)

 

Cov qauv tsim khoom thiab cov ntaub ntawv muaj

C2000 piping khoom yog tsim thiab muab raws li nram no specifications:

 

• ASTM B622 / ASME SB -622 - seamless npib tsib xee thiab npib tsib xee -cobalt alloy yeeb nkab thiab raj
• ASTM B619 / ASME SB -619 - welded yeeb nkab, txheem qhov ntev
• ASTM B626 / ASME SB -626 - welded raj, txheem qhov ntev
• ASTM B366 - fittings thiab flanges rau cov hlau hauv cov kav dej

 

Seamless yeeb nkabnyob rau hauv B622 yog tsim los ntawm kub los yog txias ua hauj lwm ntawm ib tug pierced billet ua raws li los ntawm kev daws annealing ntawm 1121-1149℃(2050-2100℃F) thiab ceev ceev txias, feem ntau dej quenching. Lub anneal yog dab tsi restores corrosion kuj tom qab ua hauj lwm: lub chromium, molybdenum, thiab tooj liab yuav tsum tau tag nrho nyob rau hauv cov kev daws teeb meem, thiab ceev ceev quench tiv thaiv nag lossis daus ntawm theem ob uas yuav txwv tsis pub tsim kev tawm tsam hauv cheeb tsam hauv kev pabcuam.

 

Welded yeeb nkabnyob rau hauv B619 yog tsim los ntawm annealed C2000 sawb thiab welded nrog txuam muab tub lim hlau (ERNiCrMo-17, AWS A5.14 kev faib tawm). Tom qab vuam cov yeeb nkab yog tag nrho-lub cev annealed thiab ces txias ua hauj lwm nyob rau hauv lub weld cheeb tsam uas yuav tsum tau kom tau raws li cov phab ntsa thiab txoj kab uas hla tolerances ntawm lub specification. Rau feem ntau cov tshuaj thiab FGD cov kev pab cuam cov khoom welded ua tau zoo tib yam corrosion raws li seamless; seamless tseem yog lub neej ntawd qhov twg piping code lossis tus neeg siv khoom tshwj xeeb xav tau nws.

 

Muaj qhov ntau thiab tsawg thiab sijhawm

C2000 seamless yeeb nkab yog stocked thiab tsim nyob rau hauv lub hnab ntawv hauv qab no, nrog nruab nrab qhov ntau thiab tsawg thiab kev cai phab ntsa thicknesses muaj nyob rau ntawm kev thov:

 

Parameter	Ntau yam
Sab nraud txoj kab uas hla	6.0 hli (1/8 ") txog 219.1 hli (8"), qhov ntau thiab tsawg ntawm qhov project
Phab ntsa thickness	0.5mm txog 18.26mm (SCH 5S rau SCH XXS)
Ntev	Tsau ntev 6 m / 12 m, lossis random lengths ib qho kev txiav txim
Xaus tiav	Plain kawg, beveled kawg, los yog threaded raws li xav tau
Kuaj siab	Hydrostatic xeem rau ASTM B622, los yog pneumatic ib daim ntawv cog lus

 

Qhov kev yuav ntau yam rau cov txheej txheem yeeb nkab yog NPS 1/8 rau NPS 8 hauv SCH 10S, SCH 40S, thiab SCH 80S. Cov phab ntsa loj dua thiab cov phab ntsa hnyav yog tsim tawm tsam qhov kev nug, feem ntau yog cov yeeb nkab welded los yog raws li kev cai - kos seamless, thiab lub sij hawm txhuas tau hais los ntawm qhov kev txiav txim tiag tiag. Thaum qhov kev nug hais txog lub sijhawm es tsis yog phab ntsa qhia meej, tus qauv ASME B36.10 phab ntsa yog muab tshwj tsis yog qhov kos duab hu rau kev xam phaj tsawg kawg nkaus.

 

Corrosion kev ua tau zoo: qhov twg C2000 khwv tau nws cov specification

Qhov sib ntxiv tooj liab muab C2000 ib qho corrosion profile uas zaum ntawm C-series alloys nyob rau hauv ib txoj kev tshwj xeeb. Hauv kev tawm tsam oxidizing zoo xws li nitric acid, ferric chloride, thiab cupric chloride, cov ntsiab lus siab chromium muab kev tiv thaiv. Hauv kev txo cov xov xwm xws li hydrochloric acid thiab dilute sulfuric acid, cov ntsiab lus molybdenum nqa qhov kev ua tau zoo. Cov kab tooj liab ntxiv ntsuas kev txhim kho hauv sulfuric acid dhau ntawm qhov dav dav thiab lub hnab ntawv kub, uas yog qhov tseeb qhov kev pabcuam uas C276 thiab C22 feem ntau yog marginal.

 

Ib puag ncig	C2000 cwj pwm	Saib
Sulfuric acid, dilute mus rau 70%	Zoo heev	Copper ntxiv yog qhov sib txawv vs C276 / C22
Hydrochloric acid, dilute	Zoo heev	Mo-tsav tsis kam; txwv nyob ntawm qhov kub thiab txias
Nitric acid thiab oxidizing media	Zoo heev	High Cr range nqa lub luag haujlwm no
Chloride-cov txheej txheem cov kwj deg	Zoo heev	Siab tiv taus pitting thiab crevice corrosion
Cov chlorine ntub dej thiab hypochlorite	Zoo heev	Feem ntau nyob rau hauv pulp thiab bleach cog kev pab
Dej hiav txwv thiab brine	Zoo heev	Pitting kuj piv rau qhov zoo tshaj plaws C- qib tsev neeg

 

Lub pitting thiab crevice corrosion kuj ntawm C2000 nyob rau hauv chloride ib puag ncig yog cov siab tshaj plaws ntawm wrought npib tsib xee alloys. Nyob rau hauv ASTM G48 kuaj qhov tseem ceeb pitting kub thiab tseem ceeb crevice kub ntawm C2000 yog tsis tu ncua saum toj no cov C276, uas ua rau cov alloy ib tug qauv xaiv rau chlorine dioxide theem nyob rau hauv pulp mills, rau FGD absorber internals, thiab rau tshav kub exchangers nyob rau hauv chlorinated seawater kev pab cuam. Cov hlau tseem tiv thaiv kev ntxhov siab-corrosion tawg hauv cov tshuaj chlorides, uas tshem tawm cov kev ua haujlwm tsis ua haujlwm uas cuam tshuam rau austenitic stainless hlau hauv tib lub luag haujlwm.

 

Cov ntawv thov rau C2000 yeeb nkab

Cov kev qhia tshwj xeeb ntawm C2000 yeeb nkab hauv cov nroj tsuag kev khiav hauj lwm tsom rau cov kev pab cuam qhov twg oxidizing thiab txo cov xwm txheej hloov, los yog qhov twg sulfuric acid ntawm qhov kub siab ua tau raws li cov kab mob chloride. Cov ntawv thov uas muaj xws li:

 

• Sulfuric acid ntau lawm thiab cia cov kab, suav nrog 93-98% acid kev pabcuam qhov ntsuas kub
• Flue gas desulfurization (FGD) piping, absorber spray kab, thiab ntxuav dej systems
• Pulp thiab ntawv bleach nroj tsuag, tshwj xeeb tshaj yog chlorine dioxide (ClO2) tiam thiab daim ntawv thov kab
• Chemical reactor internals thiab tshav kub exchanger tubing nyob rau hauv kws tshuaj thiab agrochemical nroj tsuag
• Chlor-alkali txheej txheem kav dej tuav cov chlorine ntub dej, hypochlorite, thiab brine
• Pickling thiab acid regeneration kab hauv steel ua

 

Hauv txhua qhov kev pabcuam no cov yeeb nkab C2000 tau teev tseg vim tias cov kab pom ob qho tib si oxidizing thiab txo cov kev mus ncig, lossis vim tias cov ntsiab lus chloride ua rau C276 marginal thiab 316L tsis tuaj yeem txais. Tus nqi them nqi tshaj C276 yog nruab nrab, thiab nws yuav lub hnab ntawv ua haujlwm dav dua li lub zog siab dua, yog li qhov kev txiav txim siab tshwj xeeb feem ntau yog ua los ntawm tus kws tshaj lij corrosion raws li cov ntaub ntawv tsav tsheb es tsis yog los ntawm tus tsim cov kav dej.

 

Vuam thiab fabrication ntawm C2000 yeeb nkab

Hastelloy C2000 yeeb nkab yog welded nrog ERNiCrMo-17 muab tub lim hlau (AWS A5.14 / A5.11 kev faib tawm). Cov txheej txheem weld yog ncaj nraim rau cov nickel alloy: GTAW nrog lossis tsis muaj qhov muab tub lim yog tus qauv, thiab tsis tas yuav tsum muaj preheat.

 

Ib qho kev tshaj tawm -weld kev kho cua sov yog ib txwm tsis tas yuav tsum tau vim tias cov ntsiab lus tsis tshua muaj carbon thiab ceev ceev - txias annealed puag hlau ua kom lub vuam cua sov- thaj tsam cuam tshuam rau hauv corrosion- mob rau cov kev pabcuam feem ntau. Qhov twg cov neeg siv khoom tshwj xeeb xav tau qhov siab tshaj plaws corrosion tom qab vuam, tag nrho cov tshuaj anneal ntawm 1121-1149℃tom qab dej quenching restores qhov zoo tshaj plaws microstructure, tab sis qhov no tsis tshua muaj ua rau cov yeeb nkab hauv teb.

 

Fittings thiab flanges rau C2000 tshuab yog muab rau ASTM B366, uas npog wrought fittings ntawm tib lub alloy, thiab cov flanges yog machined los ntawm forged los yog bar khoom ntawm txuam chemistry. Tus kws tsim cov kav dej yuav tsum qhia cov chav kawm hlau muab tub lim rau ntawm WPS, thiab cov txheej txheem vuam yuav tsum tawm tsam nickel- txheej txheem hlau, tsis yog cov txheej txheem steel hlau.

 

Lub alloy yog sluggish ntau nyob rau hauv lub weld pas dej ua ke tshaj austenitic stainless, thiab interpass kub yuav tsum tau khaws cia hauv qab no 100℃kom tsis txhob kub tawg nyob rau hauv tuab seem.

 

Kev tswj kom zoo thiab ntawv pov thawj

Txhua qhov ntev ntawm C2000 yeeb nkab nkag tawm tsam ASTM B622 yog nrog los ntawm daim ntawv pov thawj zeb xeem. Daim ntawv pov thawj qhia txog cov cua sov chemistry, cov txiaj ntsig ntawm kev ntsuas tshuab, thiab tsis yog -kev kuaj xyuas kev puas tsuaj. Cov txheej txheem kuaj pob rau qib no suav nrog kev ntsuas hydrostatic uas yuav tsum tau ua los ntawm cov lus qhia tshwj xeeb, thiab, qhov twg qhov kev txiav txim yuav tsum tau, eddy-tam sim no lossis kuaj ultrasonic ntawm qhov ntev.

 

Kev txheeb xyuas cov khoom zoo (PMI) yog muab raws li cov kauj ruam tshuaj xyuas ntxiv, thiab pom zoo thaum cov yeeb nkab tau teeb tsa nrog C276 lossis C22, vim tias cov alloys pom zoo ib yam thiab qhov sib txawv ntawm tooj liab tsis pom los ntawm qhov muag.

 

Rau kev txiav txim xa tawm daim ntawv pov thawj yog muab los ntawm EN 10204 3.1 lossis 3.2 raws li tau teev tseg, thiab thib peb- kev tshuaj xyuas tog los ntawm SGS, BV, lossis TUV yog npaj rau kev thov. Kev ntim khoom rau cov khoom xa tuaj txawv teb chaws yog cov ntoo crates lossis steel thav duab nrog kaw qhov xaus, kom cov yeeb nkab tuaj txog ntawm qhov project site tsis muaj xov puas lossis qhov kawg paug, npaj rau kev teeb tsa.

 

Hastelloy C2000 yeeb nkab yog cov khoom tshwj xeeb, thiab kev txiav txim siab yuav nyob ntawm cov ntaub ntawv corrosion, tsis yog ntawm tus nqi ib leeg. Thaum cov kab ntawv teev npe UNS N06200, cov yeeb nkab yuav tsum raug txiav txim tawm tsam ASTM B622 nrog rau cov xwm txheej annealed, lub sij hawm los yog phab ntsa thickness tau qhia meej meej, thiab daim ntawv pov thawj xeem tau thov nyob rau hauv hom QA phiaj xwm xav tau.

 

 

 

Cim npe nrov: Hastelloy C2000 yeeb nkab, UNS N06200, ASTM B622, N06200 seamless yeeb nkab, Hastelloy C-2000 raj, nickel chromium molybdenum tooj liab alloy, 2.4675, C2000 yeeb nkab tsum