ASME B36.19M Stainless Hlau Yeeb Nkab

Nickel Alloy Flange Astm A351 CF3M Daim Ntawv Teev Nqi Nickel Alloy Puddle Flange Emonel 718 Flange Werkstoff NR. 2.4668 flange

ASTM A420 WPL6 cov yeeb nkab fittings yog ib hom taub qab vuam cov yeeb nkab fittings, lawv feem ntau tsim los ntawm cov kav hlau hlau ntawm A333 qib 6.

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.

Alloy 800 Weld Neck Flanges
Ntaus Seamless Yeeb Nkab
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.
Stainless hlau tuav & Rods

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.

Nws yog dav siv nyob rau hauv cov roj pov thiab roj kev tshawb nrhiav \ / ntau lawm thiab hauv kev hloov cua sov hauv petrochemical \ / tshuaj lom neeg.

Nilo Alloy 36, W.NR 1.3912, Tiv Thaiv 36% Nickel-Npib thiab muaj tus nqi ntawm kev nthuav dav ntawm cov hlau.

Inconel 718 Alloy tseem siv rau hauv kev lag luam xws li roj thiab tsim khoom vim nws cov kev ntxhov siab thiab kev ntxhov siab ntawm cov sulfide cuam tshuam. Nyob rau hauv cov lag luam no, Ams 5663 tau siv los tsim ntau qhov xws li yog li qub, twj ntaub ntawv, cov khoom siv WHEFTS.

Hastelloy C22 Weld Neck Flanges muaj qhov zoo tshaj plaws tsis kam rau pitting thiab kev ntxhov siab corrosion tawg.

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.

Al6XN yog superaustenitic steel hlau nrog kev ua tau zoo rau chloride pitting, crevice corrosion thiab kev nyuaj siab corrosion tawg. Al6XN yog 6 Moly alloy uas tau tsim rau thiab siv hauv kev sib cav sib ceg siab. Nws muaj cov npib tsib xee (24%), Molybdenum (6.3%), nitriumen thiab chromium cov ntsiab lus tawg, thiab tshwj xeeb corrosion tiv thaiv. Al6XN yog feem ntau siv rau nws cov kev txhim kho pitting thiab crevice corrosion tsis kam hauv chlorides. Nws yog ib qho tsim nyog thiab weldable stainless hlau.

2507 muaj qhov zoo weldability thiab ua haujlwm, thiab nws tau siv dav hauv cov cuab yeej xav tau, tshuaj lom neeg siab cov hlab ntsha, piping thiab cua sov sib pauv.

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.

Inconel 600 Cov kav dej tuaj yeem yooj yim kom cov chaw ib puag ncig thiab cov chloride kev ntxhov siab tawg uas feem ntau tshwm sim vim yog cov ntsiab lus tsib xee.

Lub A403 W304

Hastelloy C2000 tub tshij yog siv nyob rau hauv ntau hom petrochemical suav nrog cov khoom siv tshuaj lom neeg, roj kev tsim khoom siv, roj ntxiv thiab cov nroj tsuag hluav taws xob.
Zhengzhou Huitong Pipeline Equipment Co., Ltd.

Hastelloy C22 flanges muaj ntau yam kev siv hauv ntau yam lag luam. Hastelloy C22 alloys feem ntau yog siv nyob rau hauv cov tshuaj lag luam rau fittings thiab tubing, thiab nws kuj pab kom tsis txhob muaj paug, uas feem ntau tshwm sim los ntawm kev mob corrosion.

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 Seamless Yeeb Nkab thiab ASTM A312 Welded Yeeb Nkab Khoom Siv Hauv Suav
ASTM A269TPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTSPTPTPT36, TPP317, S31254, TSIS TAUSM B676, TSIS TAUSM B676, TSIS TAUSM B676, TSIS TAUSM B676, TSIS TAUSM B676, TSIS TAUSM B676, TSIS TAUSM B676, TSIS TAUSM B676, TSIS TAUSM B676, TSIS TAUSM B676
1.4462 hex txiv ntoo dew diner huax hex txiv ntoo

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.

Cov ANTM A182 Alloy Steel F12 Flanges yog tsim los ntawm cov ntaub ntawv raw zoo, yog li cov khoom tsim khoom yog ntawm cov khoom lag luam zoo. Ib qho ntxiv, cov astm A182 Alloy Steel F12 Flanges yog tsim nrog cov qauv tsim nyog, cov cai thiab cov qauv hauv siab, ua rau muaj cov khoom lag luam zoo.

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.

316L stainless hlau yog ib qho kev sib txuam ntawm kev ua haujlwm feem ntau hu ua "Marine qib stainless hlau" vim tias nws siv nyob rau hauv ze li 90% ntawm cov ntawv thov marine - suav nrog kev lim dej. Ntxiv rau cov hlau xws li hlau thiab npib tsib xee, 316L muaj 16-18% chromium thiab 2-3% molybdenum. Cov ntsiab no yog qhov tseem ceeb vim tias lawv txhim kho lub corrosion ntawm corrosion; Chromium sib cuam tshuam nrog oxygen nyob rau hauv dej hiav txwv los ua txheej tiv thaiv oxide, thaum molybdenum txhim kho cov hlau ua kom pitting corrosion. Ib qho ntxiv, 316L muaj cov ntsiab lus roj carbon qis (li no siv "l" hauv nws lub npe), uas muab nws kev tiv thaiv zoo dua rau kev xeb.

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.

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

Taub qab Weld Yeeb Nkab
304 \ / 304L Stainless Hlau Phaj yog ib qho ntawm feem ntau ntau yam thiab dav siv cov qib tsis zoo. Vim nws cov ntsiab lus roj teeb qis dua thiab qib siab chromium muaj pes tsawg leeg, cov chav kawm qib no yog qhov zoo tshaj plaws hauv nws lub zog, corrosion tsis kam, thiab muaj peev xwm.

ASTM A213, Tp304L, Tp306L, Tp316L, 316TI TP317, SP317, S31254, NO8367, NO8926, NO8367, NO867

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.

Hastelloy C-2000 Alloy (tsis yog N06200) yog qhov tshwj xeeb ntawm cov khoom siv npib tsib chromium-molybdenum hauv muaj kev txhob txwm tooj liab ntxiv.

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.

A105 Flange cov no tau tsim thiab tsim nyob rau hauv cov qauv sib txawv thiab cov ntaub ntawv. Carbon Steel Flange nrog lawv txoj hlua welolled yog cov khoom zoo rau kev tsim cov kev ntxhov siab tsis zoo.

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

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.
Stainless 316 qib raug nqi ntau vim lawv zoo corrosion tsis kam. Cov yeeb nkab qib siab no yog qhov tshwj xeeb tshaj yog pom zoo rau cov tshuaj ntsuab / Welded Yeeb Nkab / Welded Yeeb Nkab / Welded Yeeb Nkab / Reveled Kawg, Plain Kawg
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 ..

Lawv kuj muaj kev tiv thaiv zoo heev rau corrosion cracking thiab cov corrosion hauv zos xws li pitting, intergranular thiab crevice. Tsis zoo li lwm cov qauv Austenitic cov hlau, uns unicial uncials, steel muaj cov khoom sib nqus zoo heev.

Lub hom phiaj ntawm kev npaj cua sov yog los txhim kho cov txheej txheem kev ntxhov siab hauv sab hauv thiab npaj ib qho kev sib cav sib ceg zoo rau kev kho ua cua sov kawg. Txheej txheem kev kho cua sov muaj cov annealing, norming, kev laus, quenching thiab lig.
Kurdish (Kurmanji)
Alloy Steel
Lithuanian
Nyab laj
Scottish Gaelic
Nickel Alloy tuav & RDS
Titanium tubing siab zog thiab qis ntom ntom
Suav (Tsoos)
304L Stainless Hlau Teem 80 Yeeb Nkab
Invar 36 Nilo Alloy 36 W.nr 1.3912 tsis yog K93600 ASTM F1684
316 Yeeb Nkab, S31600 YEEB, Stainless Hlau Yeeb Nkab

Qib 825 Incoloy alloy siv los ua taub qab welded yeeb nkab fittings tau muaj siab corrosion tsis kam. Nws muaj cov ntsiab lus siab tsib xee, txaus kom tiv thaiv chloride ion muaj kev ntxhov siab corrosion, thiab ib qho qauv ruaj khov.
Kurdish (Kurmanji)
Alloy Steel
Lithuanian
Nyab laj
Scottish Gaelic
Nickel Alloy tuav & RDS
Titanium tubing siab zog thiab qis ntom ntom
Suav (Tsoos)
304L Stainless Hlau Teem 80 Yeeb Nkab
Invar 36 Nilo Alloy 36 W.nr 1.3912 tsis yog K93600 ASTM F1684
Incoloy 800h yeeb nkab nrog lub siab temp anneal

Cov hlau rhuab cov hlau yog tom qab ntawd machined rau hauv forged steel fittings. Carbon Steel astm A105 fittings yog siv rau ambient- thiab siab dua-kev pab cuam hauv cov nruab siab.

SMO 254 Flanges tau pom tias yog tus nqi zoo dua rau cov npib tsib xee thiab titanium cov ntsiab lus alloys.

ASTM A564 Nickel 200 Flanges 200 Flanges yog ruaj, tshuav ruaj khov, thiab muaj qhov 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.

ASTM A182 Flange yog ib txoj kev txuas cov kav dej, li qub, twj thiab lwm yam khoom siv rau cov piping system. Nws tseem muab cov yooj yim nkag tau rau kev ntxuav, kuaj lossis hloov kho. Flanges feem ntau yog welded lossis screwed. Flanged pob qij txha yog tsim los ntawm bolting ua ke ob flanges nrog lub gasket ntawm lawv los muab ib lub foob.

S32750 S32760 SU32760 Super Duplex cov hlau stainless hlau rau cov ntawv thov uas thov tshwj xeeb muaj zog thiab corrosion tsis kam

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.

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).

DIN975 N08367 Dub Xwm Dub Stainless Hlau Qib 8 Xov Rods Xov Rods Steel Fackeners Hlau

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.

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).

Cov kav hlau dulex uns s31803 Hex txiv ntoo yog qhov cuam tshuam dav rau cov teebmeem ntawm cov pa roj sulphurous, tshwj xeeb tshaj yog tshaj li 900 degrees Celsius, tsawg heev.

Stainless 316 qib raug nqi ntau vim lawv zoo corrosion tsis kam. Qhov kev kawm qib siab ntau tshaj plaws yog qhov tshwj xeeb tshaj yog pom zoo rau cov ntawv thov uas cov alloy raug rau chlorinated kev daws teeb meem thiab chlorides, suav nrog dej hiav txwv.

300 series qib stainless hlau yog lub chromium-nickel alloy uas yog tsim rau hauv ntau cov khoom lag luam suav nrog cov kav hlau stainless hlau thiab cov kav hlau hlau. Ob 304 thiab 316 cov yeeb nkab steel muaj zog los tswj nws lub zog ntawm kev kub siab, tiv thaiv kev xeb, thiab yog yooj yim tswj. Qhov kev xaiv ntawm cov khoom tau nyob ntawm seb koj yuav siv cov yeeb nkab thiab ib puag ncig uas cov yeeb nkab yuav nruab.

Cov tshuaj tiv thaiv corrosion uas ua rau 316 steel hlau cim los ntawm molybdenum hauv nws cov lus. Cov khoom no ua 316 thawj qhov kev xaiv rau qee cov kev siv cov ntawv thov tshwj xeeb uas yog qhov yuav tsum tau ua rau lub cev tsis zoo. Cov ntawv thov muaj xws li cov phiaj xwm kev lag luam thiab kev lag luam kev lag luam qhov twg hlau yog feem ntau nyob rau hauv kev sib cuag nrog cov khoom muaj kev nyuaj siab corrosive.

Txhawm rau kom xa cov raj xa dej, nws yog ib qho tsim nyog los tshem cov hose ncaj hauv cov raj xa dej. Thaum siv ntau lub raj xa dej, ntau yam kav dej yuav tsum tau siv. Thaum twg cov raj xa dej siv, lub luj tshib yuav tsum tau siv los hloov qhov loj ntawm cov raj xa dej. Thaum bifurcating, peb-txoj kev xaim cov flange kev sib txuas siv thaum lub raj xa hluav taws xob thiab kev sib txuas txias thiab kev sib tw txias thiab kev sib koom ua ke txias. , Hauv kev sib txuas ntawm ntau cov twj paj nruag, kuj tseem muaj cov txuas txuas thiab ntsaws ntawm cov twj paj nruag theem.

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.
Kurdish (Kurmanji)
Alloy Steel
Lithuanian
Nyab laj
Scottish Gaelic
Nickel Alloy tuav & RDS
Titanium tubing siab zog thiab qis ntom ntom
Suav (Tsoos)
304L Stainless Hlau Teem 80 Yeeb Nkab
Invar 36 Nilo Alloy 36 W.nr 1.3912 tsis yog K93600 ASTM F1684
Ntev: Raws li qhov koj xav tau. "
Ansi B16.5 Alloy C2000 Txo Flanges Thoob Ntiaj Teb Thoob Ntiaj Teb
316L S31603 1.4401 tus txiv ntoo kawg flange

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.

Hom 304 stainless hlau yog ib t 300 series stainless hlau Austenitic. Nws muaj tsawg kawg 18% chromium thiab 8% npib tsib xee, ua ke nrog ntau tshaj plaws ntawm 0.08% carbon. Nws txhais tau tias yog cov chromium-npib tsib xee owenitic alloys tau siv rau ntau yam khoom siv khoom noj thiab cov khoom lag luam, cov tais diav, thiab tso manifolds. 304 Stainless hlau tseem siv nyob rau hauv cov kws ua vajtse teb rau sab nrauv li xws li dej thiab hluav taws. Nws tseem yog cov khoom siv chwv ib txwm muaj rau vaporizers.

ASME B36.19M yog tus qauv kev qhia tshwj xeeb rau cov kav hlau stainless hlau, uas qhia txog kev ua siab ntev, thiab tsim khoom rau cov kav dej thiab cov txiv ntseej.

Ameslikas tau tsim los tawm tsam dej hiav txwv, Al6xN tau nthuav nws lub luag haujlwm ua qhov zoo thaum nruab nrab-corrosion resistant alloy. Al6XX ntsia hlau yog cov pa roj carbon tsawg, siab purity, nitrogen muaj "super autusenitic" stainless hlau alloy. Al 6xN xov xwm yog Super Austenic al 6 xq xov tau muaj cov ntsiab lus roj carbon, npib tsib xee thiab molybdenum. Al 6xN xov yog tiv taus chloride kev ntxhov siab corrosion.

Hastelloy C2000 muaj nyob rau ntau qhov ntau thiab tsawg, hom no-lickel-molybdenum alloy muaj zog thiab corrosion tsis kam.
Kurdish (Kurmanji)
Alloy Steel
Lithuanian
Nyab laj
Scottish Gaelic
Nickel Alloy tuav & RDS
Titanium tubing siab zog thiab qis ntom ntom
Suav (Tsoos)
304L Stainless Hlau Teem 80 Yeeb Nkab
Invar 36 Nilo Alloy 36 W.nr 1.3912 tsis yog K93600 ASTM F1684
Ntev: Raws li qhov koj xav tau. "
Ansi B16.5 Alloy C2000 Txo Flanges Thoob Ntiaj Teb Thoob Ntiaj Teb
316 Stainless Hlau Seamless Yeeb Nkab

Cov txiaj ntsig lub zog tseem siab dua, pub cov tsim qauv sib xyaw los txo cov ntawv thov thauj khoom.

ASTM A790 und s31803 cov raj xaub s31803 tuaj yeem txias-dov-dov-dov-dov-colled muab rau lawv txhim kho cov khoom siv thiab kev ua tau zoo hauv cov tshuab sib txawv.

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.

ASTM A193 Qib B8 Qeb 1 Bolts thiab cov tub kawm ua los ntawm AISI 304 stainless hlau. Hom 304 yog cov feem ntau siv cov qauv stainless hlau hauv lub nrawm kev lag luam.