ASTM A276 Stainless Steel 316TI Round Bar SS Uns S31635 Bar Bar

HT pombi inayo indasitiri yeindasitiri, kugovera mutsara wakakwana weCarbon Steel Fasteners, kusanganisira mabhodhi, masheti, simbi yakarukwa yemakona ese, kusanganisira ese mamakisi. Chigadzirwa chakakura chechigadzirwa chechigadzirwa chezvigadzirwa zvese uye zvinodiwa zveindasitiri, kupa zvigadzirwa zvemhando zvaungashandise nekuvimba

Izvi zvinopa zvakanyatsosimbiswa kuramba kuSulfutic acid. Iyo ine zvakare yakakwira zvemukati, kuti uwedzere kupokana ne oxidizing makemikari uye maitiro ehova dzakasvibiswa neFerric ion uye yakanyungudika oksijeni.

ASTM A240 Type 2205 Plate is a duplex stainless simbi simbi iyo inoshandiswa zvakanyanya mumaindasitiri emakemikari akadai sekuongorora kwemakemikari, kuongorora kwegasi, uye muinjiniya ekumaini. SA 240 GR 2205 pepa rinogadzirwa kubva kuGrade 2205 Simbi isina simbi, iyo iri musanganiswa wesimbi uye autenitic simbi.

Yakakwira Chromium, Molybdenum uye nitrogen yezvinyorwa zvinopa mukudzikisira kwakaenzana nhamba (40, kupa zvakakwirira kudzikisira kugona kuAustenitic uye duplex stainly media, uye tembiriro rakadzora kupfuura 50¡¡¡.

Nilo Alloy 36, WMR 1.3912, Invar 36® is a nickel-iron

Alloy 20 (Alloy 20) is a iron-yakavakirwa Austenitic Austenitic Alloy yakagadziriswa kuramba sulfutic acid corrosion. Iyo ine simba rakanakisa kune sulfuric acid corrostion; Iyo ine simba rakasimba kuPhosphoric acid, nitric acid uye kloride nharaunda, chloride kushamwaridzana, pundting corrosion uye kupaza crosion. Naizvozvo, Alloy 20 ane zita remidhiya-corrosion alloy; Iyo ine huwandu hwakawanda hwekushandisa: sekuti: makemikari, chikafu, mushonga, magetsi emagetsi uye maindasitiri epurasitiki anoishandisa. Kuti udzivise kudzivisa kudzora corrosion uye chloride corrosion, kusagadzikana kwekoramu kupaza matambudziko, etc., Alloy 20 inowanzoshandiswa.

Simbi Flanges inopa mukana uri nyore wekuchenesa, kuongorora kana kugadziridzwa. Ivo vanowanzouya mumhando dzakatenderedza asi ivo vanogona zvakare kuuya mumwere uye rectangular mafomu. Mafirenda akabatanidzwa kune mumwe nemumwe nekusvetuka uye akabatanidzwa kune iyo pombi yekupa neyemhepo kana kuti tambo uye yakagadzirirwa kune zvakananga kudzvinyirira. 150LB, 300LB, 400LB, 600LB, 900LB, 1500LB uye 2500LB.

Flange inogona kuve ndiro yekuvhara kana kuvhara magumo emuzipi. Izvi zvinonzi bofu risingaone. Nekudaro, marinda anoonekwa seyakaverengeka zvemukati zvinoshandiswa kutsigira mechaniki zvikamu.

Kurumidza c2000 machubhu anoshandiswa mune yakawedzera huwandu hweshanduru yekusanganisira petrochemical kugadziriswa, makemikari ekugadzirisa michina kugadzira, mafuta enyeredzi uye zvidyarwa zvemafuta.

Inconel mazana matanhatu emasaini emasumbo extucum yetube of standard unt n06600 uye ASTM

Nickel-based alloys inobatsira zvikuru zvigadzirwa zvekugadzira yakakwirira-mhando zvigadzirwa zveTubular. Chimwe chezvikonzero zvakakosha ndiko kwakanakira kudzikisira kupesana mumamiriro ese emvura uye kwakanyanya kusimbisira.

Inconel 625 Coil inoonekwa nekukanganisika kwaro kurwisa oxidation, yakakwira-tembiricha corroson uye kupera simba. ASTM B443 Uns n0662 incangen Plate inoshandiswa zvakanyanya muAerospace, maindasitiri emakemikari uye maaini uye kuoma uye kuomarara uye kusimba kunyange munzvimbo dzakanyanyisa.

Mushure mekuumba tembiricha yakakwirira, yakakodzera tembiricha iri pasi pehuremu hwakakosha pasi pemamiriro ezvinhu akakodzera kuti udzivise kuremara kwekutonhora, asi pasina mhosva nekukurumidza kupfuura iyo inotonhorera mudenga. Kupisa kurapa kwekupisa kwakataurwa simbi (chikamu) kupisa. Kupisa-kwakarapwa Fittings kunofanirwa kurapwa zvinoenderana nendima 7 mukufunga A960 \ / a960m.

Alloy 800 is a Nickel-simbi-Chromium Alloy ine simba rakanyanya uye rakanyanya kupokana ne oxidation uye corrosion pakupisa kwakanyanya. ASTM b407 uns n08800 incoloy 800 W. nr. 1.4876 Yakatemwa Pombi inoshandiswa zvakanyanya zvekuvakwa kwemidziyo inoda kuramba kupokana, kupisa kupesana, simba, uye kugadzikana kwebasa kusvika 1500 ° F (816 ° C).

Mukufunga kuti ndeipi giredhi reStinless simbi tubing kusarudza zvinhu zvakawanda zvine account. Chinhu chikuru chinodiwa chesimbi zvisina tsvina ndechekuti ivo vanofanirwa kuve vanopesana neyakagadziriswa kune yakatarwa application kana nharaunda.

Iyo package ye cu ni alloy asme sb 466 USN C70600 Pipe Fittings - Zhengzhou Huitotong Mapepa Equipment Comice Co, Ltd.

Iyo 316 isina mbiya yesimbi yave iri chinhu chakakosha chekereke yeindasitiri. Uku kuwanda kwesimbi uye chrome kunozivikanwa nekukanganisika kwakakura kuonga, pamwe nekuimba kwaro. "

Incoloy 800h Flange isu tine mukurumbira akasimba muindasitiri yekugadzira yakakwirira-mhando mafirita emhando dzakasiyana dzaigona kukodzera zvinodiwa nevatengi vedu. Isu tinogadzira incoloy 800 flanges iyo yakavimbika uye yakakwira mumhando. Isu tinoshandisa mari dzekutanga uye temberi yemachina ekugadzira ASTM B564 uns n08800 incoloy 800 flanges.

Invar 36® is the nickel-iron, yakaderera yekuwedzera maitiro ayo ine 36% Nickel, Invar

Asme SB 466 Yakagadzirirwa Fittings
304 Simbi isinganyanye kune hanya zvakanyanya neyekutsamwa kwechiitiko chePyrite pamhepo tembiricha (sezvakaita mukusangana nePyrite-yakafumurwa-yakafumurwa-yakapfuma-yakapfuma zvinhu, matambudziko akakomba anogona kuitika. oxidation.

Panguva ino tembiricha, dura reDuplex rinopera anopfuura mazana matatu emadhigiri Celsius richiri kudzivirirwa kubva kumbriketi nekuda kweuto. Kugona duct zvakare kwakanaka kwazvo pakudziya kwakaderera. Kubira kunoitwa chete nezvishandiso zvakapihwa kune zvisina zvinhu simbi. Inofanirwa kucheneswa zvakanaka usati washandiswa. Izvi zvinoitwa kuchengetedza simbi isina tsvina kubva kuCross-kusvibiswa kwesimbi inogadzirisa.

Kugadzira 310 \ /30s Stainless Steel pombi inoumbwa mune tembiricha renji ye975 - 1175¡¡¡. Iko kusimudza zvinorema kunoitika muna 1050¡¡¡c, uye kupedzisa kwakareruka kunoiswa kuzasi kwehuwandu. Annealation mushure mekunge aregerera anokurudzirwa kubvisa zvese kushushikana panguva yekuregerera. Aya madhiri anogona kutonhora zviri nyore nenzira dzakajairika nemidziyo.

Nickel Alloy 400 uye Monil 400, inozivikanwawo seMunyuti N04400, iri DUCTICE ANICEL-BEPHER AllEY INYKEL NYKEL uye yechitatu-yechitatu yengozi. Nickel Alloy 400 inozivikanwa nekudzivirira kwayo kune akasiyana mamiriro ezvinhu akaora, kusanganisira Alkalis (kana acids), mvura yemunyu, hydrofluor acid, uye sulfuric acid. Sezvo Monil 400 kana Alloy 400 isimbi inotonhora yakashanda, uyu mutero ane kuomarara kwakanyanya, kuomarara nesimba. Nekutonhora

Chikanda chirwere chesimbi (chakarongedzwa, chicheka kubva mundiro, kana kutenderera) chakagadzirirwa kubatana kwepombi, kana kujoina chombo chemudziyo, vhara, pombi kana imwe gungano rakabatanidzwa. Mahara akabatanidzwa kune mumwe nemumwe neBolts, uye kune iyo pombi yekuputika neWelding kana kuti tambo (kana kusimuka kana stub yapera). Simbi isina simba rakarerutswa seSS Flange, rinoreva malipi akagadzirwa nesimbi isina tsvina. Maitiro ezvekunyama anozivikanwa uye mamakisi aAntm a182 giredhi F304 \ / / l uye F316 \ / /200. Yakasvika Simbi Inyasha

Izvo zvinokwanisa kutsungirira huwandu hwakawanda hwekuita oxidizing uye zvisiri-oxidizing makemikari, uye zvinoratidzira kuramba kwakanyanya kudzikisira uye kurwiswa kwechikepe pamberi pehuku uye kumwe kudziya.

Pombi isina tsvina inodiwa sarudzo yekukoshesa kupesana, kugadzirisa kwakaderera, kupisa kwakanyanya uye kutarisa kwakachena. Stainless Steel pombi inowanikwa mumakumi matatu nemakumi matatu nemakumi matatu nemakumi matatu nemakumi matatu emakiredhi. Yese yakavezwa uye yegungwa pombi inowanikwa.

Zvigadzirwa zvakagadzirwa kubva kuAlloy Simbi kuita zviri nani kupfuura izvo zvakagadzirwa kubva kuCarbon simbi. Kunyangwe ivo vasinganyatsodhura kupfuura vasina simba simbi mamakisi, ivo havana kushomeka kune corroson kupfuura simbi isina tsvina asi zvakanyanya kuramba kupfuura carbon simbi pombi.

Tenga Stainless Simbi 254 Sm
Titanium yeTitanium inenge 60% iyo yeStusless Simbi uye Nickel Alloys, uremu uhu hunoita kuti ive sarudzo yakakurumbira mukushandisa kwakadai sekusarongeka.
Incoloy 800h pombi ine yakakwira temp aunel

Type 316 Stainless Steel Tubing yakafanana ne304, asi nekuwedzera kweMolybdenum, iyo inovandudza iyo alloys kurwisa. Iyo autenitic chimiro inobvumira kuomarara kwakanyanya, kunyangwe pasi kune yakanyanya kuderera tembiricha. Aya mamakisi ane simba rakanakisa, kana pasina kuwedzera kwesimbi yefirabhu.

Duplex Steel Bars & Rods
Nickel Alloy Flanges
A350 LF2 kirasi 2 Flange inoshandiswa mune ambient uye yakakwirira tembiricha sevhisi. Mushure mekushanda kupisa uye vasati vatora kurapwa kwekupisa, kukanganwirwa kunobvumidzwa kutonhorera zvakanyanya pazasi peiyo shanduko yekuchinja.
Invha 36 Tube OD: 0.2-6mm, WT: 0.02-2mm

Alloy 2205 uns s32305 \ / / s3103 is a 22% Chromium, Nitrogen All

Nickel 200 inodonha iyo Nickel 200 malipi anokwenenzverwa, akaiswa pasi, uye iva nekupera kwakanaka. Zvakare, iyo ASTM B564 UNONS N02200 Flanges inopesana neCollan yekuita Corrosion mukurerekera uye exidiing nharaunda, kuita kuti vave vakakwana pakubata kwemidziyo yekubata.
Yakagadzirirwa Pipe Fittings
Scottish Gaelic
Duplex simbi
Imba »
Incoloy 800h Flange
Yakatemerwa Magumo, Kupera Kwemugumo "
Stainless Simbi Mahwendefa & Masheets & Coils
Carbon Steel Fasteners
Unt n08367 seamless tube al6xn welded tube
ASTM A240 Type 2205 Plate Stockholder Sa 240 GR 2205 Sheet
Duplex simbi mahwendefa & mashitsi & coils

ASTM ASME SB 164 MELEL 400 STEEL BAB BAR N04400 Nickel Alloy Bar

ASME B36.19M ndiyo yakatarwa yetsvina yetsvina, inotsanangura zviyero, kushivirira, uye zvinodiwa nezvikumbiro zvemubayiro miviri uye zvisina maaipi.

Inoshandiswa zvakanyanya mugadziri yezvikamu zvechimiro uye manhamba zvikamu, zvakadai sekutakura kwemafuta, mota yekufambisa shafts, mapuranga ebhasiketi, uye simbi sclefording inoshandiswa mukuvaka. Mapepa esimbi anoshandiswa kugadzira mitezo, iyo inogona kuvandudza kushandisa zvinhu, kurerutsa maitiro ekugadzira, uye kuchengetedza zvigadzirwa uye kugadzirisa.

Alloy Steel Pipe & Tube
Iyo Alloy inobatwa pakati pa20050 \ / 1750OF (1230 \ /95oc) tembiricha yemaminitsi makumi matatu pane inch yeBillet kana ingot chikamu chakaringana. Kuregererwa kunofanirwa kutanga nekukurumidza, Billet inobviswa kubva muRehet choto, 25 \ / 40% kuderedzwa kunobatsira kuchengetedza kupisa kwemukati kwakakura sezvinobvira. Kuti uwane kupokana kwehutongi hwekurwisa, zvikamu zvakamanikidzwa zvinofanirwa kuve zvakazonyadziswa. Ona kupisa kupisa.

HT PIPE's 304 \ / 304l Stainless Simbi Pombi inosangana neindasitiri zviyero uye zvakatemwa. Yedu ASTM A312 uye ASME sa312 Stainless Steel Zvigadzirwa zvakakwirira zvemhando yepamusoro, inogara uye yakakodzera kune yakakura mhando dzekushandisa.

316L 1.4401 S31603 Stainless Steel pombi inzvimbo inoverengeka uye yekubhadhara pombi inowanzo shandiswa mune dzakasiyana siyana dzekushandisa maindasitiri uye dzekutengesa. Iyi SS uns s31603 pombi inogadzirwa kubva kune yakakwirira mhando 316l simbi simbi ine simba rakanakisa kuCorrosion, oxidation uye yakaita kuti ive yakakodzera nharaunda dzakaoma kana dzakanyanya kushushikana.

316 Simbi isina tsvina ndeyemamwe simbi isina tsvina yekunyorera inoda kuti zviome, kusimba, uye kunopesana, asi zvinoshandiswa kuve nesimbi ine makore 304. Chinyorwa chakanyanya kuzivikanwa che136 simbi isina simba kupokana kwayo kuora, kunyanya kubva kune chloride sosi yakaita semakemikari emvura uye akawanda maindasitiri.

Los tubos super duplex produccidos segun la es es es es es es es es es es es es es es ostm a790 se suministran en construlion sinderra El Procceso automatizado para muchipatara tubos super duplex no Utiliza metales de corse Los Projeedores de Tubersias Super Duplex Deveiendan Estas Tuberas para Aplicaciones para Apensas a La Danceencia General a Laver.

Nickel yakavakirwa 800 incoloy hexagonal pombi inozivikanwa kuti uve nekudzikisira kwakanaka kuora. Kunyanya kutaura, iyo incocoy 800 pombi inopa kudzikisira kwakaringana kurwisa carburization pamwe ne oxidation corrosion.

Ansi B16.5 Alloy C2000 kuderedza kupenya pasi rese anogovera
ASTM A316 TP316 chiitiko chakajairika chechisema, seam yakakwira, uye inotonhora yakashanda yakashanda muAustenitic isina mapaipi ebundu uye general corrorive. Pombi 316 isina kugadzirwa yeindasitiri yakagadzirwa kubva musanganiswa weChromium, Nickel, uye Molbdenum, iyo inopa SS 316 seamless tube yakanakisa kuramba uye ngura.

Nickel 200 inodonha iyo Nickel 200 malipi anokwenenzverwa, akaiswa pasi, uye iva nekupera kwakanaka. Zvakare, iyo ASTM B564 UNONS N02200 Flanges inopesana neCollan yekuita Corrosion mukurerekera uye exidiing nharaunda, kuita kuti vave vakakwana pakubata kwemidziyo yekubata.
Yakagadzirirwa Pipe Fittings
Scottish Gaelic
Duplex simbi
Imba »
Incoloy 800h Flange
Yakatemerwa Magumo, Kupera Kwemugumo "
Stainless Simbi Mahwendefa & Masheets & Coils
Carbon Steel Fasteners
Unt n08367 seamless tube al6xn welded tube
ASTM A240 Type 2205 Plate Stockholder Sa 240 GR 2205 Sheet
ASTM ASME 316L 1.4404 Stainless Steel Flange

Unt n08367 zvinowanzoitika seyakajairika al6xn is a lowl kabhoni, yekunyora "

Copper-nickel fittings itsime remhangura rakaumbwa neNickel uye zvimwe zvinosimbisa zvinhu zvakaita sedare neManganese. 90 \ / 10 mhangura-mhete-nickel pipe fittings ine simba rakasimba kumvura yemunyu uye inoshandiswa zvakanyanya mumaindasitiri akasiyana siyana. Panguva imwecheteyo, izvi zvekukodzera zviri nyore kugadzira kupesana kwakanyanya kupesana, pfeka kuramba, kuomarara uye kusimba. Yedu yemutengo-inobudirira yemari yemhangura-nickel fitting inozivikanwa inozivikanwa nekuda kwehupenyu hwavo hwekugara kwenguva refu uye mutengo-zvinobudirira.

Cuprol Nickel yakagadzirirwa kukoshesa inozivikanwa pakupisa pakati pe593 ne816 degrees celsius (1100 ne1500 degrees Fahrenheit). Copper-nickel akagadzira mambakwedza akaomeswa achiri kushandiswa zvakanyanya mukurarama kwemazuva ano.
Yakagadzirirwa Pipe Fittings
Scottish Gaelic
Duplex simbi
Imba »
Incoloy 800h Flange
Yakatemerwa Magumo, Kupera Kwemugumo "
Stainless Simbi Mahwendefa & Masheets & Coils
Carbon Steel Fasteners
Unt n08367 seamless tube al6xn welded tube
ASTM A240 Type 2205 Plate Stockholder Sa 240 GR 2205 Sheet
Alloy Simbi Mahwendefa & Masheets & Coils

Stainless Steel pombi inokomberedza kupesana neyekushambadzira kuonga uye kudzivirira iyo yemukati mvura kubva kusvibiswa.

ASTM A234 ndiyo standard simple yePIPE Fittings ye Aball Carbon Simbi uye Alloy Steel yerwe zvine mwero uye yakakwirira-tembiricha. Carbon Steel pombi Fittings yakagadzirwa neASMT A233 inowanzo kuvezwa muButt-Welding fomu zvinoenderana neAsme B16.9 kana ASME B16.49. Kune maviri carbon simbi mamakisi: WPB uye WPC, iyo iyo ASTM A233 WPB inonyanya kushandiswa muPIPELELINE indasitiri. The A234 WPB butt-welding pipe fittings include elbows, bends, returns, tees, reducers, end caps, crosses, lap joint stub ends, nipples and couplings.

Nickel-Conver-based Alloy 400 Mazoni 2.4360 Cold Dy Dhizaina Immuney Immuney Hurlis-Corros Interness yekunetseka painenge ichisimbisa midhiya mune yakajairana nenhamba. Monil 400 is a copper uye nickel yakavakirwa alloy iyo inozivikanwa nhasi nekuda kwekuita kwayo kwakanyanya. Iyo Alloy ine yakanaka acid uye alkali kuramba. Mukuwedzera, ine simba rakanaka rakafanana, ductility, dhiziri rakanaka, uye rinogona kuomeswa nebasa rinotonhora. Pamusoro pezvo, inogona kushandiswa mune zvekushandisa nekupisa kubva kuIns kusvika ku533 degrees Celsius.

Inconel 6 00 ROPT Bar ndeye Nickel-yakavakirwa Alloy ine benign carburization uye yakanakisa corroson kuramba pane yakanyanya kupisa tembiricha. Inconel 600 matende ezvipfuyo zvinoshanda kupesana nekuomesa cl2 uye mamwe mamwe matsime akasiyana pakupisa uye kwakanyanya kupisa. Alloy 600 bar is a nickel-chromium acloy ine zvakanaka oxidation kupokana uye kuramba kuChroride yekudzvinyirira yekushambadzira, yakanyanya kuchena kwemvura corroson uye acid oxidation pakudziya kwakasimudzwa.

Sch40 Monil 400 Pipe yakasarudzwa seWerkstoff Nhamba 2.4360 uye uns n04400. Alloy 400 pombi inozivikanwa seMameni Alloy 400 Pipe, Mhel 400 pombi & Nickel Alloy 400 pombi.

Iyo Corrosion inodzivirira nekukurumidza Alloys inoshandiswa zvakanyanya nemaindasitiri emakemikari ekugadzirisa kwemakemikari. Kudikanwa kwekuita kwakavimbika kunotungamira mukugamuchirwa kwavo uye kukura munzvimbo dzesimba, hutano uye nemafuta uye gasi uye firmace fashformation maindasitiri.

Kurumidza kuC2000 kunowanikwa mune dzakasiyana-siyana saizi uye gobvu, rudzi urwu rwechromini-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum-molybdenum

Our alloy steel pipes and tubes are packaged and delivered in conspicuous packaging in wooden cases, plywood cartons, boxes, pallets to ensure no damage to any product when exported. Pamusoro pezvo, isu tinopa sarudzo yekuisa sarudzo kuti vatengi vagone kuraira zvinoenderana nekukodzera kwavo.

ASTM A182 F310s Flange inosanganisira yakanaka kwazvo tembiricha yakanyanya tembiricha neakanaka ongororo uye welDability, yakagadzirirwa kune yakanyanya tembiricha tembiricha. Inonamira oxidation mukuenderera mberi kwebasa pakupisa kusvika ku1150¡¡¡¡ yakapihwa kuderedza sarufa magasi haapo.

Izvo zvinyorwa zveAsme B16.5 inconel 625 Flange is a nickel-chromium alloy. Zvimwe zvezvikonzero zvakakosha nei zvisingabvumirwe 625 zvinoonekwa zvakanyanya isimba rayo rakakwirira kwazvo simba, kurongeka kwakanaka (kusanganisira kuungana), uye kupokana kwakanaka.
USN C70600 Yakagadzirirwa Fittings
Scottish Gaelic
Duplex simbi
Imba »
Incoloy 800h Flange
Yakatemerwa Magumo, Kupera Kwemugumo "
Invar 36 Dziviso: Uns k93600, W.nr 1.3912
Carbon Steel Fasteners
Unt n08367 seamless tube al6xn welded tube

Inconel 718 is a nickel-chromium-yakavakirwa-yakavakirwa mari inowanzo shandiswa mukunyorwa-tembiricha zvakakura senge erispace uye gasi turbines. Chimwe chezvinhu zvakakosha mukugadzirwa kweASTM B670 Inconel 718 Sheet ndiyo ndiro iri rolling maitiro. Kune marudzi maviri makuru emapurasiti 718 mahwendefa anowanikwa pamusika: kupisa kwakapetwa uye kutonhora zvakapetwa mahwendefa.

Iyo inoratidza kupokana kwakanaka kune vasina kwavakarerekera uye kuderedza nharaunda. Aya maitiro aya anogadzira iyo ine mhuru, yefirimu rinodzivirira risingabvumirwe, asi rinochengetedza oxidation kupokana nekunyanyisa kupisa.

ASTM A182 UND S32750 Flanges ndiyo yakawandisa SuperEx Giredhi iyo ine yakasarudzika pombi uye crevice corrosion kupokana neyakajairika Austenitic kana Duplex mhando.

Iyo ASME B16.5 Standard Cavers Steel pombi Inobhururuka uye Yakapenya Fittings kubva NPS 1 \ / 2 kusvika NPS 4 metric metric Makirasi 150 kusvika 2500 kusvika 2500.