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Duplex Stainless hlau kav

Duplex Stainless hlau kav

Duplex stainless hlau yeeb nkab feem ntau yog hais txog cov hlau uas muaj li ntawm 50% ferrite thiab txog 50% austenite theem qauv. Nws muaj kev tiv thaiv corrosion, siab zog thiab lwm yam khoom. Nws yog tshwj xeeb tsim los rau qhov hnyav ib puag ncig xws li offshore roj thiab roj tshawb nrhiav thiab kev lag luam tshuaj lom neeg.
Sab nraud txoj kab uas hla: 5mm-420mm (customizable)
Phab ntsa Thickness: 0.5mm-55mm (Customizable)
Ntev: tuaj yeem kho raws li qhov kev thov
Steel Qib: 2205 (UNS S32205) 2507 (UNS S32750) UNS S32760 (Super Duplex S32760) UNS S32520 (Duplex S32520), thiab lwm yam.
Txuj: ASTM A790 / A789

Khoom Taw qhia

Khoom Description

 

Duplex Stainless hlau kav

 

Qhov zoo ntawm Duplex Stainless Steel Pipes

 

  • Adaptable rau Harsh Environments: 304/316 cov kav dej muaj kev cuam tshuam rau pitting lossis perforation vim chloride ions, thaum duplex stainless hlau kav muaj sijhawm ntev -, kev ua haujlwm ruaj khov, nrog lub neej ntev li 3-5 npaug ntawm cov kav hlau stainless.
  • Dav Kub Kub Resistance: Duplex stainless hlau kav muab kev ua haujlwm ruaj khov ntawm -40℃txog 250 degree, ua rau lawv haum rau ob qho tib si qis -kub xov xwm kev thauj mus los (xws li cov kav dej liquefied natural gas pipelines) thiab cov txheej txheem nruab nrab kub (xws li cov dej kub thiab cov kav dej kav dej).
  • High Yield zog: Duplex stainless hlau muaj lub zog tawm los 2-3 zaug ntawm 304 stainless hlau, ua kom cov kav dej sib dua thiab sib dua. Qhov no ua rau nws tshwj xeeb tshaj yog haum rau cov kav dej loj loj (xws li cov kav xa mus ntev thiab cov chaw tawm ntug dej hiav txwv), txo cov qauv kev txhawb nqa thiab txo nqi kev teeb tsa.

 

Daim ntawv thov ntawm Duplex Stainless Steel Pipes

 

  • Offshore roj & roj pipelines, risers, thiab manifolds
  • Marine structures, shipbuilding, thiab seawater cooling systems
  • Desalination nroj tsuag thiab thim rov qab osmosis piping
  • Tshuaj thiab petrochemical txheej txheem kab
  • Thaum tshav kub kub exchangers thiab condensers nyob rau hauv seawater -cooled systems
  • Pulp & ntawv kev lag luam digesters thiab bleaching khoom
  • Mining thiab slurry tsheb thauj mus los

 

Tshuaj muaj pes tsawg leeg

Element C

Cr

Ni Mo N Mn Si P S Fe
2205 (%) Tsawg dua lossis sib npaug li 0.03 21.0–23.0 4.5–6.5 2.5–3.5 0.14–0.20 Tsawg dua los yog sib npaug rau 2.0 Tsawg dua los yog sib npaug rau 1.0 Tsawg dua lossis sib npaug li 0.03 Tsawg dua los yog sib npaug li 0.02 Tshuav
2507 (%) Tsawg dua lossis sib npaug li 0.03 24.0–26.0 6.0–8.0 3.0–5.0 0.24–0.32 Tsawg dua los yog sib npaug rau 1.2 Tsawg dua los yog sib npaug li 0.8 Tsawg dua lossis sib npaug li 0.035 Tsawg dua los yog sib npaug li 0.02 Tshuav

 

Mechanical Properties

Khoom Yield zog (MPa) Tensile zog (MPa) Elongation (%) Hardness (HB) Impact Toughness
2205 Ntau dua lossis sib npaug li 450 620–880 Ntau dua lossis sib npaug li 25 Tsawg dua lossis sib npaug li 290 Zoo rau -50 degree
2507 Ntau dua lossis sib npaug li 550 800–1000 Ntau dua lossis sib npaug li 25 Tsawg dua lossis sib npaug li 310 Zoo rau -50 degree

 

Cov qhab nia xaiv tau

 

  • Lean Duplex (2101, S32101)- Txo nickel thiab molybdenum rau nruab nrab corrosion kuj ntawm tus nqi qis.
  • 316L Austenitic Stainless hlau- Kev tsim tau yooj yim dua thiab ua haujlwm kub dua, tab sis qis zog thiab chloride tsis kam.
  • 904L Austenitic Stainless hlau- Cov ntsiab lus nickel thiab molybdenum siab rau kev tiv thaiv corrosion zoo hauv qee qhov acid ib puag ncig, txawm tias muaj nqi ntau dua.

 

 

Khoom Qhia

 

 

 

Duplex Stainless Steel Pipes5
Duplex Stainless Steel Pipes4

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Cov khoom ntim

 

stainless steel pipe package.jpg

 

 

 

 

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