Super Duplex Steel S32750 \ / S32760 Phaj Flanges Cov Zog

Monel K500 Flanges yog txuas ntxiv tsis yog tsis yog qhov tsis muaj, txawm tias muaj qhov kub tsawg. Qhov no tsis yog N05500 Monel muaj nyob rau hauv ntau yam kev ntsuas thiab ntau yam. Peb muab Monel K500 dig muag flanges uas yog ib qho kev sib txuam ntawm lub zog muaj zog nrog kev txhim kho corrosion tsis kam mus rau Monel 400 thiab txhim kho kom muaj ib puag ncig cov roj.

Nickel Alloy tuav & RDS
Carbon Steel Flanges
Cov khoom siv yog qhov kub kub tiv taus thiab siv nyob rau hauv feem ntau cov ntawv thov marine. Cov ntsiab lus Molybdenum ua 316 Stainless hlau hex bolts resistant rau chloside cracking.
\ / 5 / raws li

Inconel 625 coil yog cov yam ntxwv zoo los ntawm nws cov kev tiv thaiv zoo rau oxidation, qhov siab-kub corrosion thiab qaug zog. ASTM B443 tsis yog N06625 Inconel P phaj tau siv dav hauv Aerospace, kev ua lag luam thiab roj thiab muaj zog zoo dua qub txawm tias muaj ib puag ncig zoo.

Lub corrosion resistant Hastelloy alloys tau siv dav los ntawm kev lag luam ua lag luam. Qhov kev xav tau rau kev ua tau zoo ua rau lawv txoj kev lees paub thiab kev loj hlob hauv thaj chaw ntawm lub zog, kev noj qab haus huv thiab ib puag ncig, roj thiab cov roj thiab cov roj cuv khw desulfurization.

Lub 316 cov yeeb nkab stainless hlau tau dhau los ua cov khoom siv tsis tau rau cov kev lag luam lag luam. Qhov no alloy ntawm hlau thiab chrome tau lees paub rau nws lub siab tiv taus corrosion, nrog rau nws cov kav ntev. 316 Stainless hlau Tubing tuaj yeem tsim nyob rau hauv ob leeg seamless thiab welded leeg kom tau raws li cov neeg siv khoom xav tau.

Tsis suav txog N08367 tseem hu ua Alloy Al6XN yog cov carbon ntau, siab purity, nitrogen-batoy nrog zoo heev rau chloride pitting thiab compevice corrosion.

ASTM A182 GR F11 chav kawm 2 yeeb nkab flange muaj tsawg tval conductivity thiab kuj muaj ntau lwm yam khoom zoo li zoo heev, kev nruj thiab ntau lwm cov ntsiab lus.

Incoloy 800ht RTJ Flanges Peb muaj lub koob npe nrov hauv kev lag luam rau kev tsim cov hom kev ua haujlwm zoo uas yuav haum rau peb cov neeg siv khoom. Peb tsim khoom tsim prololoy 800 flanges uas muaj kev ntseeg siab thiab siab dua. Peb siv cov peev txheej hwm thiab qib siab tshaj tawm rau kev tsim ASTM B564 UNFANCES 800 flanges.

Ib Flange yog ib qho kev tawm tsam, daim di ncauj lossis sab nraud, tog twg los sab nraud lossis sab hauv, uas yog cov nqaj hlau xws li ib tug t-nqaj); Rau cov ntawv yooj yim tau yooj yim \ / hloov ntawm kev sib cuag nrog lwm yam khoom (raws li flange thaum kawg ntawm cov yeeb nkab, chav dej lub tog raj kheej, lossis ntawm lub ntsej muag lub koob yees duab); Los yog rau kev ruaj khov thiab taw qhia kev txav ntawm lub tshuab lossis nws cov ntu (raws li sab hauv flange ntawm tsheb ciav hlau lossis lub log los ntawm kev khiav tawm ntawm cov ciav hlau). Lo lus "Flange" kuj yog siv rau hom cuab yeej siv los ua cov flanges.

Alloy 800 yog npib npib tsib xee-chromium alloy nrog siab zog thiab kev tiv thaiv zoo rau oxidation thiab corrosion ntawm qhov kub. ASTM B407 UNICS NC08800 INCOLOY 800 W. NR. 1.4876 Welded yeeb nkab yog dav siv rau kev tsim kho cov khoom siv uas yuav tsum tau ua rau corrosion tsis kam, lub zog, thiab ruaj khov rau kev pabcuam txog 1500 ° F (816 ° C).

Super Duplex F53 Orifice Wn blow S32750 A182 Forged Flange - Zhengzhou Huitong Pipeline Equipment Co., Ltd.

ASTM A312 TORP36 seamless muaj steel yeeb uns s31600 smls steel yeeb nkab
Caw 36 ® yog npib npib npib tsib xee, tsis muaj nyiaj npib ob leeg uas muaj 36%, commar 36 muaj qhov kub tsawg los ntawm kev nthuav dav ntawm + 500 ° F (260 ° C).
Ntev: Raws li qhov koj xav tau. "

Alloy 800 Weld Neck Flanges Peb muaj lub koob npe nrov hauv kev lag luam rau kev tsim cov hom kev ua haujlwm zoo uas yuav haum rau peb cov neeg siv khoom. Peb tsim khoom tsim prololoy 800 flanges uas muaj kev ntseeg siab thiab siab dua. Peb siv cov peev txheej hwm thiab qib siab tshaj tawm rau kev tsim ASTM B564 UNFANCES 800 flanges.

Feem ntau nyuaj dua rau lub tshuab piv rau antenitic stainless hlau, s32750 tuaj yeem siv cov tswv yim tsim nyog thiab cov cuab yeej tsim nyog.

Teem sijhawm sib txawv raws li nominal bore txoj kab uas nyob hauv kev sib raug zoo rau phab ntsa tuab. Cov sijhawm teem sijhawm los ntawm SCH20 mus rau XXS. Yeeb nkab ntev txog li 13500 hli. Muaj cov kav dej seamless thiab cov kav dej ntas rau hauv cov lus qhia no. ASTM A335 P5 YEEB P5 tuaj yeem yog puag ncig, hydraulic, duab plaub, xwmfab lossis hexagonal. Qhov ntev ntawm cov yeeb nkab kuj tseem tuaj yeem txiav mus rau qhov loj me raws li cov neeg siv khoom xav tau.

7. Tsis kam rau kev ntxhov siab corrosion (SCC): SCC yog hom corrosion uas tuaj yeem tshwm sim nyob rau hauv muaj cov kev ntxhov siab tensile thiab ib puag ncig corrosive. Zoo kawg nkaus

Inconel 600 Seamless Tubes ntawm cov qauv tsis ua N06600 thiab ASTM B167 yog cov uas tsim kom muaj kev tiv thaiv ntau dhau kev tiv thaiv dhau los.

Tsau-nthuav dav iav-encapsulated girapsulated alloys, muaj ib qho kev nthuav dav thermal, muaj ib lub khob hluav taws xob nthuav dav zoo ib yam li qhov ntsuas kub

2. Lub zog thiab tawv:
Siab chromium, molybdenum thiab nitrogen cov ntsiab lus cuam tshuam nrog pitting tsis zoo rau cov medtenatent thiab corrosive corrosive conduction, thiab tseem ceeb pitting txias rau tag nrho cov xov xwm, thiab tseem ceeb pitting txias rau saum 50¡Ãc.

A789 unc unic s31803 thiab unspes ob qib ntawm ob chav stainless hlau uas tau siv dav hauv ntau cov ntawv thov. Cov txiv neej duplex s31803 Seamless kav yog paub rau lawv cov txiv neej ua hauj lwm zoo, muaj lub zog siab, thiab weldability thiab zoo weldability. A789 yog ib qho tshwj xeeb uas tau them seamless thiab welded tub ua los ntawm duplex steel stainless hlau.

Incoloy 800H Flange Peb muaj lub koob npe nrov hauv kev lag luam rau kev tsim cov hom kev ua haujlwm zoo ntawm cov hom uas yuav tsum tau ua rau peb cov neeg siv khoom. Peb tsim khoom tsim prololoy 800 flanges uas muaj kev ntseeg siab thiab siab dua. Peb siv cov peev txheej hwm thiab qib siab tshaj tawm rau kev tsim ASTM B564 UNFANCES 800 flanges.

SS 316 \ / 316L Flanges tuaj yeem ua tau los ntawm Astm A182 F316 lossis ASTM A316 lossis ASTM A316 lossis F316L daim phiaj rau ib asme B16.5 thiab ASME B16.47.

304 Piping spools yog tsim los ntawm 304 stainless hlau, ib qho khoom siv nrov thiab nrov tshaj plaws hauv ntau cov ntawv thov uas xav tau kev tiv thaiv kom xeb thiab oxidation. Cov kev tshaj lij no yog preooss siv cov machinery thiab cov txheej txheem tshwj xeeb, uas paub meej tias lawv muaj tseeb thiab ntseeg tau.

Nickel alloy 400 thiab Monel 400, tseem hu ua UN tsis zoo li N04400, yog ib qho laj thawj ntawm cov menyuam yaus uas muaj feem ntau ntawm ob feem peb ntawm ob feem ntawm ob-tus tooj liab. Nickel Alloy 400 yog paub txog nws txoj kev tiv thaiv rau ntau yam ntawm cov kab mob ntawm cov xeb, suav nrog cov alkalis (lossis cov kua qaub), dej hli, thiab sulfuric acid. Txij li thaum Monel 400 lossis Alloy 400 yog cov hlau txias ua haujlwm, cov alloy muaj siab tawv, txhav thiab muaj zog. Los ntawm kev ua haujlwm txias ASTM B14400 Bar Tshuag, cov alloy yog raug rau cov kev ntxhov siab ntau dua, uas nyob rau hauv Alloy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Microy Micro ..

Titanium Micro Raj? Yog lub teeb ci ntsa iab thiab muaj zog ua rau lawv zoo tagnrho rau aerospace, tsheb, tub rog thiab kev siv tub rog thiab kev lag luam.

SCH40 monel 400 yeeb nkab raug xaiv raws li Werkstoff tus lej 2.4360 thiab tsis yog N04400. Alloy 400 cov kav hlau tseem hu ua monel aleloy 400 Yeeb Nkab, Monel 400 Yeeb & Nickel Alloy 400 Yeeb Nkab.

Npib tsib xee raws 800 incoloy hexagonal yeeb nkab yog paub kom muaj qhov zoo tiv taus corrosion. Tshwj xeeb hais txog kev hais lus, tus incoloy 800 yeeb nkab muaj txaus tiv taus ob carburization zoo li oxidation corrosion.

Inconel 600 puag ncig bar yog npib tsib xee-raws li benign carburization thiab zoo heev corrosion thiab kub heev. Inconel 600 cov khoom sib txuas ua haujlwm tiv thaiv kom qhuav cl2 thiab ntau lwm cov roj sib txawv ntawm cov mob me thiab kub. Alloy 600 Bar yog npib tsib xee-chromium alloy nrog zoo oxoidation decomposition decomposition decomposition thiab acid oxidation ntawm ntug dej kub.

ASTM A240 Hom 2205 Phaj yog lub Duplex phaj yog siv ntau yam kev lag luam xws li kev ua yeeb yam, roj thiab roj kev tshawb nrhiav, thiab marine engineering. Sa 240 gr 2205 daim ntawv yog tsim los ntawm qib 220) stainless hlau, uas yog kev sib xyaw ntawm ferritic thiab ustenitic steel.

Daws lwm cov teeb meem ntsig txog qhov tseeb. Kev tswj hwm cov kev tswj xyuas nrog rau xyoo kev txhim kho tau ua rau cov alloy siv hnub no, ob qho tib si hauv Alloy B2 thiab Alloy B-3.

A350 lf2 vuam caj dab flange yog siv rau ntau qhov kev ntsuas siab, tshuab cov cuab yeej, tshuab nqus tsev thiab lwm yam. Qhov no muaj nyob rau ntau qhov ntau thiab tsawg thiab muaj nyob hauv Tshuag. Carbon Steel A350 lf2 flanges muaj txog li 1% carbon thiab 1.65% manganese thiab lwm cov ntsiab lus muaj nyob rau hauv ntau dhau qhov cuam tshuam rau nws cov khoom. Lawv tau siv nyob rau txhua hom kev lag luam thiab cov neeg siv kev txaus siab rau cov kev siv zog sau los ntawm lub chaw tsim khoom. Txhua qhov ntau yog ntim rau hauv cov khoom zoo-lav.

Lawv cov hom muaj xws li greenbolts, cov kab laum cov qauv, hex square, tshuab screws, lub taub hau khawm, lub taub hau khawm, cov ntsia hlau cap screws thiab SS 321 hex cap screws. PITTING THIAB CREVICE Corrosion ntawm Qib 321 Bolts tuaj yeem tshwm sim hauv Chloride-Qhov uas muaj kev ntxhov siab corrosion tawg tuaj yeem tshwm sim saum 60 degrees Celsius.

Incoloy 926 Stainless Hlau Flange Incoloy 926 EN1.452926 Flange Nrog Zoo Tshaj Kuj

Lub AISI 904L Stainless Hlau Hex txiv ntoo tuaj nrog cov ntsiab lus carbon qis, raws li qis dua li 0.02%, uas ua rau lawv tiv taus cov kev xav ntawm vuam. Hauv lwm lo lus, tsis muaj s08904 threaded qws thiab lwm yam khoom siv ntawm tib tus qauv steel yog tiv taus los intergranular corrosion.

SMO 254 Cov kav dej tuaj yeem tiv taus cov kev ntxhov siab ntawm cov neeg muaj kev ntxhov siab thiab alloy 254 smo yeeb nkab siab ua haujlwm nyob rau hauv cov kub thiab xeb ib puag ncig.

ASTM A312 TP316 yog tus qauv txheem rau kev sib khi, ncaj-leeg welded, thiab hnyav txias welded ustenitic kav hlau stainless hlau thiab kev corrosive service. Lub 316 seamless muaj steel yeeb nkab yog tsim los ntawm kev sib xyaw ntawm cov chromium, npib tsib, thiab molybdenum ua rau corrosion thiab xeb thiab xeb thiab xeb thiab xeb.
Alloy Steel Flanges
Npleem ntawm flange
Sa182 flange
htspipe.com
Myanmar (Burmese)
Unric unru d32750 supllex flange
Loj od: 1 \ / 2 "" ~ 48 ""
ASTM A335-P5 Alloy Yeeb Nkab
Monel 400 YEEB RAU COV FRESE rau EYEARLASSES
Hastelloy C2000 Kav Tos LB626 Hastelloy C2000 Welded Tubing
Tsim cov qauv ASME B36.10 ASME B36.19

Nickel-Tooj-based alloy 400 monel 2.4360 txias kos cov kab mob kev ntxhov siab thaum raug rau corrosive cracking thaum raug rau cov media corrosive nyob rau hauv ib puag ncig ib puag ncig. Monel 400 yog tooj liab thiab nickel raws li alloy uas nrov niaj hnub no vim nws qhov kev ua tau zoo. Lub alloy muaj kua qaub zoo heev thiab alkali tsis kam. Tsis tas li ntawd, nws muaj cov zog tensile muaj zog, ductility, zoo heev thermal condactivity, thiab tuaj yeem yog tawv los ntawm kev ua haujlwm txias. Ib qho ntxiv, nws tuaj yeem siv rau hauv cov ntawv thov nrog qhov kub thiab txias txij li rho tawm txog 538 degrees Celsius.

Ib txoj kev sib koom ua ke flanged yog tsim ntawm peb cais thiab ywj siab yog tias muaj kev sib cuam tshuam; Cov flanges, lub gaskets, thiab cov bolting; Uas tau sib sau los ntawm kev cuam tshuam lwm tus cuam tshuam, fitter. Cov kev tswj tshwj xeeb yuav tsum muaj nyob rau hauv kev xaiv thiab kev xaiv ntawm tag nrho cov muaj cov ntsiab lus kom muaj kev sib koom ua ke, uas tau siv tau xau nruj.
ASTM B564? Incoloy 825 Flanges Incoloy 825 Flanges yog ib hom ntawm cov flanges uas tau ua rau oxidizing zoo li txo cov kua qaub. Lawv raug fab khuam los txhim kho lawv txoj kev tiv taus corrosion thiab huv si rau Weld

Incoloy 926 (N08926) Nickel Alloy yog qhov siab-resistant super corrosion xws li kev kub siab, dej hiav txwv lossis dej nyab. Muaj qee kis, nws txawm tias kev sib tw hastelloy thiab titanium.

Super Duplex Forged Flanges ua los ntawm S32750 (tseem hu ua A182 F53) Muab ob peb tus yam ntxwv tseem ceeb thiab cov yam ntxwv. Ntawm no yog lub ntsiab nta ntawm super duplex forged Flange S32750 A182 F53:

Rov qab ua tau zoo heev rau ntau qhov kev xeb ib puag ncig, suav nrog dej hiav txwv, acidic-muaj cov kev daws teeb meem. Super Duplex F53 WN Flange cov khoom pov thawj ntau dua corrosion tsis kam dua li cov qauv duplex steels.

Nws muaj zoo heev solderability thiab tuaj yeem tiv taus ntau qhov siab thiab qhov hnyav. Lub alloy muaj cov tshuab ua haujlwm zoo tshaj plaws ntawm cov tshuab teev, nrog lub ntsej muag melting ntawm 2370¡Ã - thiab cov khoom lag luam tuaj yeem siv nyob rau ntawm qhov kub txog 1000,000 C.

Titanium lub ntom yog li 60% uas ntawm stainless hlau thiab nickel alloys, qhov hnyav no txuag ua rau nws xaiv qhov chaw zoo uas yog qhov tseem ceeb xws li aerospace.

ASTM A276 310 puag ncig tuaj yeem hais tau meej tias rebar yog ib qho ntawm cov tseem ceeb ntawm kev tsim kev lag luam lossis kev lag luam twg uas nyob ntawm tshuab. Siv dav hauv kev kho tsheb, textile, kev tsim khoom, hloov paj lug, ua haujlwm thiab pulp, tiv thaiv cov cuab yeej lossis aerospace.

316L 1.4401 tus yeeb nkab stainless hlau yog ib qho kev xaiv yeeb nkab zoo heev thiab cov yeeb nkab ruaj khov siv hauv ntau cov ntawv siv. Qhov no ss s31603 yeeb nkab yog tsim los ntawm cov hlau zoo 316L stainless ua rau corrosion, oxidation thiab staining rau cov chaw hnyav lossis kev siv ntxhov siab.

Inconel 625 Flanges yog ua los ntawm kev tiv thaiv corrosion thiab muaj zog npib tawm tsam thiab 208% npib tsib leeg thiab 208%, silicon, tooj liab thiab hlau.

S32750 S32760 SUPLLEX Stuple Stainless Hlau Pipes Nrog Cov Pitting Zoo Tshaj

Cov kav dej no yog qhov nyuaj rau lub tshuab vim tias lawv nyuaj los ntawm machining. Alloy 400 Welded yeeb nkab tuaj yeem ua tiav siv cov tswv yim sib xyaw.

Lawv txhua tus muaj cov txheej txheem sib txawv. Cov flanges no yog ua los ntawm npib tsib, chromium, molybdenum alloy uas muaj roj carbon, molybdenum thiab carrefur, hlau, hlau thiab phosphorus nyob rau hauv cov muaj pes tsawg leeg.

Nws ua rau pom zoo tsis kam mus rau nruab nrab thiab txo qhov chaw. Cov alloy no tsim ib zaj yeeb yaj kiab oxide, kev tiv thaiv zaj duab xis uas tsis tawm mus, tab sis nws khaws cov oxidation superi-sauv tsis kub.

Hastelloy C2000 muaj nyob rau ntau qhov ntau thiab tsawg, hom no-lickel-molybdenum alloy muaj zog thiab corrosion tsis kam.

Nickel 200 flanges lub npib tsib xee 200 flanges yog ruaj, tshuav ruaj khov, thiab muaj kev ua tiav zoo. Ntxiv mus, cov ASTM B564 tsis pom N02200 dig muag flanges tiv taus ib puag ncig hauv nruab nrab thiab oxidizing ib puag ncig, ua rau lawv zoo meej rau kev siv hauv cov khoom siv khoom noj khoom haus.

4. Kev siab siab thiab kub npau taws: Super Duplex forged flanges ua los ntawm S32750 A182 F53 tuaj yeem tiv taus ntau lub siab thiab cov-emperature ib puag ncig, ua

cov txheej txheem neeg kho tshuab xws li roj av, kev kho mob, kev lag luam zoo ib yam, thiab cov khoom siv teeb pom kev zoo ib yam, thiab cov khoom siv teeb pom kev zoo ib yam, thiab cov khoom siv teeb pom kev zoo tib yam, thiab cov khoom siv teeb pom kev zoo tib yam Tshaj tawm los ntawm Indentation Diam, uas yog intuitive thiab yooj yim. Txawm li cas los xij, nws tsis muaj feem xyuam rau cov kav hlau hlau nrog cov hlau tawv lossis nyias nyias.

Super Duplex Zerless Hlau Zeron 100 pab ntxhua khaub ncaws, uas yog alloy steel tsom rau kev siv nyob rau hauv hostile cua tshuab. Super Duplex Zeron 100 xauv cov tshuab ntxhua khaub ncaws muaj cov cwj pwm hauv hiav txwv dej thiab ib yam nkaus hauv cov yeeb nkab ua haujlwm ua haujlwm.

Inconel 718 yog npib tsib xee-chromium-based alloy uas feem ntau siv nyob rau hauv cov ntawv thov kub siab xws li aerospace thiab roj turbines. Ib qho ntawm cov tseem ceeb tshaj plaws hauv kev tsim cov astm b670 inconel 718 daim ntawv yog lub phaj dov. Muaj ob hom tseem ceeb ntawm inconel 718 daim hlau muaj nyob rau ntawm kev ua lag luam: kub dov thiab cov phiaj txias. Cov paib.
TUGK47 Stainless Hlau Yeeb Nkab
Npleem ntawm flange
Sa182 flange
htspipe.com
Myanmar (Burmese)
Unric unru d32750 supllex flange
ASTM A182 316L Lub Nkoj Ntiv Nplhaib Stainless Hlau 316L Flanges
ASTM A335-P5 Alloy Yeeb Nkab
Monel 400 YEEB RAU COV FRESE rau EYEARLASSES

Lub Flange yog qhov thib ob feem ntau siv koom nrog txoj kev tom qab selding. Kev siv flanges tau siv thaum cov pob qij txha xav tau dismantling. Nws muab kev hloov tau rau kev saib xyuas. Flange txuas cov yeeb nkab nrog ntau yam khoom siv thiab li qub. Breakup Flanges tau ntxiv rau hauv cov raj xa hluav taws yog tias kev saib xyuas tsis tu ncua thaum lub sijhawm cog ntoo.

Piv nrog ferritic stainless hlau thiab Austenitic Stainless hlau, Duplex cov yeeb nkab muaj kev ua haujlwm vuam. Nws tsis yog tus dej kub uas cuam tshuam rau thaj tsam ntawm cov hlau ferritic, vim yog cov roj av uas tsis tshua muaj ntau, nws yog qhov rhiab ntau rau vuam kub tawg.
TUGK47 Stainless Hlau Yeeb Nkab
Npleem ntawm flange
Sa182 flange
htspipe.com
Myanmar (Burmese)
Unric unru d32750 supllex flange
ASTM B407 UNRICS N08800 INCOLOY 800 Welded Yeeb Nkab
ASTM A335-P5 Alloy Yeeb Nkab
Monel 400 YEEB RAU COV FRESE rau EYEARLASSES

Inconel 600 Cov Kab Yeeb Nkab nrog cov kev tiv thaiv zoo nyob rau hauv carburizing thiab chloride muaj ib cheeb tsam

316L 1.4401 tus yeeb nkab stainless hlau yog ib qho kev xaiv yeeb nkab zoo heev thiab cov yeeb nkab ruaj khov siv hauv ntau cov ntawv siv. Qhov no ss s31603 yeeb nkab yog tsim los ntawm cov hlau zoo 316L stainless ua rau corrosion, oxidation thiab staining rau cov chaw hnyav lossis kev siv ntxhov siab.

Inconel 625 Flanges yog ua los ntawm kev tiv thaiv corrosion thiab muaj zog npib tawm tsam thiab 208% npib tsib leeg thiab 208%, silicon, tooj liab thiab hlau.

Stainless hlau yeeb nkab steel yog ib hom hollow ntev round steel, uas yog dav siv hauv kev lag luam kis pipelines thiab